{"product_id":"amp-research-powerstep-76254-01a-2019-2023-silverado-sierra-1500-hd","title":"AMP Research PowerStep™ | Automatic Electric Running Boards | 2019–2021 GM 1500 \u0026 2020–2023 2500HD \/ 3500HD | SKU: 76254-01A","description":"\u003cp data-path-to-node=\"10\"\u003e\u003cb data-path-to-node=\"10\" data-index-in-node=\"0\"\u003eBrand:\u003c\/b\u003e AMP Research | \u003cb data-path-to-node=\"10\" data-index-in-node=\"22\"\u003eSKU:\u003c\/b\u003e 76254-01A | \u003cb data-path-to-node=\"10\" data-index-in-node=\"39\"\u003eMaterial:\u003c\/b\u003e Die-Cast Aluminum (Anodized \u0026amp; PTFE Coated) | \u003cb data-path-to-node=\"10\" data-index-in-node=\"94\"\u003eApplication:\u003c\/b\u003e Automatic Electric Deploy | \u003cb data-path-to-node=\"10\" data-index-in-node=\"135\"\u003eCab Styles:\u003c\/b\u003e Crew Cab (Bolt-On) \u0026amp; Double Cab (Requires Board Trimming) | \u003cb data-path-to-node=\"10\" data-index-in-node=\"207\"\u003eFree Shipping, Lower 48\u003c\/b\u003e | \u003cb data-path-to-node=\"10\" data-index-in-node=\"233\"\u003eAffirm \u0026amp; Afterpay Available\u003c\/b\u003e\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"12\"\u003eYou Upgraded Your GM Truck. Now Cab Entry Is a Constant Climb.\u003c\/h3\u003e\n\u003cp data-path-to-node=\"13\"\u003eFactory rocker panels on early-generation T1 Chevrolet Silverado and GMC Sierra trucks sit exceptionally high off the pavement. Whether your rig rides at factory height or clears oversized all-terrain tires on a premium suspension setup, entering and exiting the cab is a daily physical strain. Heavy-duty 2500HD and 3500HD models compound the problem—a 22-inch rocker height on an unladen work truck means cargo handlers, site vendors, and family passengers struggle with safe access every single time.\u003c\/p\u003e\n\u003cp data-path-to-node=\"14\"\u003eFixed factory steps permanently rob your truck of nearly eight inches of true ground clearance, acting as a permanent underbody trail obstacle. Worse yet, traditional stationary running boards funnel mud, slush, winter road salt, and gravel directly onto your boots every single time you step up.\u003c\/p\u003e\n\u003cp data-path-to-node=\"15\"\u003eCheap imitation electric steps are not a viable alternative. Low-grade step motors lag under load, flex in extreme cold weather, and short out quickly when road brine seeps into unshielded pivot joints—failing completely within their first winter season. In high-heat arid desert environments, budget wiring harnesses warp under UV exposure and plastic components turn brittle, dry-rotting into an inoperable mess.\u003c\/p\u003e\n\u003cp data-path-to-node=\"16\"\u003eThe \u003cb data-path-to-node=\"16\" data-index-in-node=\"4\"\u003eAMP Research PowerStep (SKU: 76254-01A)\u003c\/b\u003e is the permanent, industrial-grade fix. Engineered specifically for early T1 platform GM 1500 (2019–2021) and 2020–2023 heavy-duty (2500HD\/3500HD) trucks, this system features smart, weather-sealed electric motors that instantly drop a full-length, high-traction step down 8 inches when any door opens. When closed, the steps retract completely flush beneath the rocker panels—protecting the linkages from trail debris, optimizing aerodynamics, and maintaining your truck's true ground clearance.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"18\"\u003eThe Obsidian Take\u003c\/h3\u003e\n\u003ch4 data-path-to-node=\"19\"\u003eEngineering Precision for Pre-Refresh T1 Architecture\u003c\/h4\u003e\n\u003cp data-path-to-node=\"20\"\u003eThe AMP Research PowerStep system eliminates the compromise between comfortable cab access and uncompromised underbody clearance. The 76254-01A is an ultra-specific, high-demand kit geometrically mapped to match the precise factory rocker panel weld stamps, body mount tracks, and digital communication modules unique to early T1 platform trucks and pre-refresh heavy-duty variants.\u003c\/p\u003e\n\u003ch4 data-path-to-node=\"21\"\u003eThe Mount: Body Pinch-Weld, Not Frame Rail\u003c\/h4\u003e\n\u003cp data-path-to-node=\"22\"\u003eThe boards mount directly to the rocker panel\/body pinch weld using dedicated aluminum brackets—not to the chassis frame rail. This is a critical engineering distinction. Suspension lifts don't affect the installation footprint because the rocker panel naturally moves with the cab body structure. However, body lifts of 3 inches or greater DO affect installation because they modify the height relationship between the cab floor and the chassis frame, shifting the step's ultimate drop height relative to the ground line.\u003c\/p\u003e\n\u003ch4 data-path-to-node=\"23\"\u003eThe Motor: Single Per Side, Weather-Sealed\u003c\/h4\u003e\n\u003cp data-path-to-node=\"24\"\u003eDriven by a single weather-sealed high-torque electric motor per side, the OBD-II controller reads digital door switches directly through the vehicle's computer network and sends 12V to both motors simultaneously upon any door opening, deploying the steps fluidly in approximately 1 to 1.5 seconds.\u003c\/p\u003e\n\u003cp data-path-to-node=\"25\"\u003eInstead of cheap stamped steel or thin-walled tubes, these boards are crafted from high-tensile die-cast aluminum coated in a military-grade anodized and PTFE non-stick corrosion shield. This prevents pitting and ensures the non-slip traction surface stays straight and safe. Complete with integrated OEM-style LED courtesy lights and a plug-and-play pass-through harness, it provides a seamless, factory-finished entry assist rated for a massive 600 lbs per side static load capacity.\u003c\/p\u003e\n\u003ch4 data-path-to-node=\"26\"\u003eWhy This Platform Split Matters\u003c\/h4\u003e\n\u003cp data-path-to-node=\"27\"\u003eIn 2022, General Motors completely overhauled its vehicle network architecture on refreshed models, shifting from OBD-II analog pass-through to VIP\/Global B digital gateways. The 76254-01A uses a simple OBD-II diagnostic gateway that works flawlessly on 2019–2021 1500s, the 2022 LIMITED\/LTD carryover (which retained the legacy wiring harness), and 2020–2023 heavy-duty trucks (which remained on the older electrical platform).\u003c\/p\u003e\n\u003cp data-path-to-node=\"28\"\u003eIf you own a 2022–2026 refreshed \"New Body Style\" 1500 or a 2024–2026 heavy-duty truck, this kit will not communicate with your vehicle's electronic gateway. Attempting installation triggers immediate CAN-bus module errors and dashboard warning lights. Those trucks require SKU 76255-01A.\u003c\/p\u003e\n\u003ch4 data-path-to-node=\"29\"\u003eDouble Cab Configuration: Aluminum Board Trimming Required\u003c\/h4\u003e\n\u003cp data-path-to-node=\"30\"\u003eThe PowerStep aluminum boards ship factory-cut to full Crew Cab lengths (~85 inches). Double Cab trucks utilize smaller rear entry doors and shorter overall rocker panel dimensions. If you order this for a Double Cab, you must manually trim the aluminum step boards to approximately 73 inches using a standard metal-cutting saw, following the included application schematic. This is a one-time 30-minute operation that's non-negotiable for proper fitment.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"32\"\u003e⚠️ CRITICAL COMPATIBILITY WARNINGS — Read Before Ordering\u003c\/h3\u003e\n\u003cul data-path-to-node=\"33\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"33,0,0\"\u003e\u003cb data-path-to-node=\"33,0,0\" data-index-in-node=\"0\"\u003e[LOCKOUT 1 — 2022+ REFRESHED MODELS]:\u003c\/b\u003e This kit is engineered exclusively for pre-refresh T1 platform trucks. If you own a 2022–2026 refreshed \"New Body Style\" Silverado\/Sierra 1500 or a 2024–2026 heavy-duty model, the 76254-01A will not communicate with your vehicle's electronic gateway. You require SKU 76255-01A instead.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"33,1,0\"\u003e\u003cb data-path-to-node=\"33,1,0\" data-index-in-node=\"0\"\u003e[LOCKOUT 2 — 2019 HEAVY-DUTY CARRYOVER]:\u003c\/b\u003e The 2019 Silverado\/Sierra 2500HD and 3500HD models are K2 legacy platform carryovers, not full T1 generation. This kit will not align properly on 2019 HD trucks. 2019 HD owners require a platform-specific unit.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"33,2,0\"\u003e\u003cb data-path-to-node=\"33,2,0\" data-index-in-node=\"0\"\u003e[LOCKOUT 3 — DOUBLE CAB TRIMMING MANDATE]:\u003c\/b\u003e For Double Cab installs, you must manually trim the factory Crew Cab length boards (~85 inches) down to approximately 73 inches using a metal-cutting saw. Failing to trim will result in step linkage binding and non-returnable installation damage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"33,3,0\"\u003e\u003cb data-path-to-node=\"33,3,0\" data-index-in-node=\"0\"\u003e[LOCKOUT 4 — SRW ONLY (NO DUALLY)]:\u003c\/b\u003e This kit is engineered exclusively for single rear wheel (SRW) trucks only. It is NOT compatible with 3500HD Dual Rear Wheel (DRW\/Dually) configurations. Lateral dually fender profiles conflict with the step's standard retraction path.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"33,4,0\"\u003e\u003cb data-path-to-node=\"33,4,0\" data-index-in-node=\"0\"\u003e[LOCKOUT 5 — ACCESS HARDWARE CONFLICTS]:\u003c\/b\u003e This system is entirely incompatible with frame-mounted rock sliders, aftermarket body-mounted nerf bars, or trucks with heavy body lifts that alter the relationship between the cab floor and the chassis. All existing side armor must be completely unbolted and removed before installation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"33,5,0\"\u003e\u003cb data-path-to-node=\"33,5,0\" data-index-in-node=\"0\"\u003e[LOCKOUT 6 — BODY LIFT \u0026amp; CAB EXCLUSIONS]:\u003c\/b\u003e Body lifts greater than 3 inches shift the vertical relationship between the cab floor and the chassis frame, altering the step's deployment geometry. Additionally, this kit fits Crew Cab and Double Cab only. Regular Cab and 8-foot Long Bed configurations are entirely incompatible.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-path-to-node=\"35\"\u003eConfirmed Fitment (OFAS Standard)\u003c\/h3\u003e\n\u003ctable data-path-to-node=\"36\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVehicle Model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDrivetrain Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Years\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eRequired Platform Specifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"36,1,0,0\"\u003e\u003cb data-path-to-node=\"36,1,0,0\" data-index-in-node=\"0\"\u003eChevrolet Silverado 1500\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"36,1,1,0\"\u003e2WD \u0026amp; 4WD Models\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"36,1,2,0\"\u003e2019–2021\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"36,1,3,0\"\u003ePre-Refresh Body Style Only (Crew or Double Cab)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"36,2,0,0\"\u003e\u003cb data-path-to-node=\"36,2,0,0\" data-index-in-node=\"0\"\u003eGMC Sierra 1500\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"36,2,1,0\"\u003e2WD \u0026amp; 4WD Models\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"36,2,2,0\"\u003e2019–2021\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"36,2,3,0\"\u003ePre-Refresh Body Style Only (Crew or Double Cab)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"36,3,0,0\"\u003e\u003cb data-path-to-node=\"36,3,0,0\" data-index-in-node=\"0\"\u003eChevrolet Silverado 1500 LTD\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"36,3,1,0\"\u003e2WD \u0026amp; 4WD Models\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"36,3,2,0\"\u003e2022 Only\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"36,3,3,0\"\u003eLIMITED \/ LTD Carryover Body Style Only\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"36,4,0,0\"\u003e\u003cb data-path-to-node=\"36,4,0,0\" data-index-in-node=\"0\"\u003eGMC Sierra 1500 Limited\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"36,4,1,0\"\u003e2WD \u0026amp; 4WD Models\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"36,4,2,0\"\u003e2022 Only\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"36,4,3,0\"\u003eLIMITED \/ LTD Carryover Body Style Only\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"36,5,0,0\"\u003e\u003cb data-path-to-node=\"36,5,0,0\" data-index-in-node=\"0\"\u003eChevrolet Silverado 2500HD \/ 3500HD\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"36,5,1,0\"\u003eGas \u0026amp; Duramax Diesel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"36,5,2,0\"\u003e2020–2023\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"36,5,3,0\"\u003eCrew Cab or Double Cab Only (\u003cb data-path-to-node=\"36,5,3,0\" data-index-in-node=\"29\"\u003eSRW Only\u003c\/b\u003e)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"36,6,0,0\"\u003e\u003cb data-path-to-node=\"36,6,0,0\" data-index-in-node=\"0\"\u003eGMC Sierra 2500HD \/ 3500HD\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"36,6,1,0\"\u003eGas \u0026amp; Duramax Diesel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"36,6,2,0\"\u003e2020–2023\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"36,6,3,0\"\u003eCrew Cab or Double Cab Only (\u003cb data-path-to-node=\"36,6,3,0\" data-index-in-node=\"29\"\u003eSRW Only\u003c\/b\u003e)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cul data-path-to-node=\"37\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"37,0,0\"\u003e\u003cb data-path-to-node=\"37,0,0\" data-index-in-node=\"0\"\u003e[Platform Note]:\u003c\/b\u003e All fitments listed above are pre-refresh T1 platform architecture only. Refreshed models require SKU 76255-01A.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"37,1,0\"\u003e\u003cb data-path-to-node=\"37,1,0\" data-index-in-node=\"0\"\u003e[Heavy-Duty Platform Note]:\u003c\/b\u003e The T1 heavy-duty generation launched in 2020 model year only. 2019 HD trucks are K2 legacy carryovers and incompatible.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"37,2,0\"\u003e\u003cb data-path-to-node=\"37,2,0\" data-index-in-node=\"0\"\u003e[Cab Configuration Note]:\u003c\/b\u003e Crew Cab bolts directly without modification. Double Cab requires manual aluminum board trimming from ~85 inches to ~73 inches.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"37,3,0\"\u003e\u003cb data-path-to-node=\"37,3,0\" data-index-in-node=\"0\"\u003e[Bed\/Axle Note]:\u003c\/b\u003e Standard\/Short Bed and Single Rear Wheel (SRW) configurations only. Long Beds and DRW (Dually) networks are completely locked out.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-path-to-node=\"39\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable data-path-to-node=\"40\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDetail\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,1,0,0\"\u003e\u003cb data-path-to-node=\"40,1,0,0\" data-index-in-node=\"0\"\u003eSKU\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,1,1,0\"\u003e76254-01A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,2,0,0\"\u003e\u003cb data-path-to-node=\"40,2,0,0\" data-index-in-node=\"0\"\u003eBrand\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,2,1,0\"\u003eAMP Research (Authorized Dealer: Obsidian Forged Auto Supply)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,3,0,0\"\u003e\u003cb data-path-to-node=\"40,3,0,0\" data-index-in-node=\"0\"\u003ePlatform Compatibility\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,3,1,0\"\u003e2019–2021 Silverado\/Sierra 1500 (pre-refresh) + 2022 LIMITED\/LTD 1500 + 2020–2023 2500HD\/3500HD SRW\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,4,0,0\"\u003e\u003cb data-path-to-node=\"40,4,0,0\" data-index-in-node=\"0\"\u003eCab Configurations\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,4,1,0\"\u003eCrew Cab (direct bolt-on) \u0026amp; Double Cab (requires manual board trimming)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,5,0,0\"\u003e\u003cb data-path-to-node=\"40,5,0,0\" data-index-in-node=\"0\"\u003eBed \/ Axle Limits\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,5,1,0\"\u003eStandard\/Short Bed Only\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,6,0,0\"\u003e\u003cb data-path-to-node=\"40,6,0,0\" data-index-in-node=\"0\"\u003eMotor Type\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,6,1,0\"\u003ePremium Single weather-sealed high-torque electric motor per side (2 total)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,7,0,0\"\u003e\u003cb data-path-to-node=\"40,7,0,0\" data-index-in-node=\"0\"\u003eVoltage \u0026amp; Wiring\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,7,1,0\"\u003e12V DC via dedicated battery terminal circuit (30-amp inline fuse)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,8,0,0\"\u003e\u003cb data-path-to-node=\"40,8,0,0\" data-index-in-node=\"0\"\u003eControl System\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,8,1,0\"\u003eOBD-II digital pass-through module (reads data directly from factory computer)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,9,0,0\"\u003e\u003cb data-path-to-node=\"40,9,0,0\" data-index-in-node=\"0\"\u003eDeployment Metrics\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,9,1,0\"\u003e1.0–1.5 seconds cycle speed\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,10,0,0\"\u003e\u003cb data-path-to-node=\"40,10,0,0\" data-index-in-node=\"0\"\u003eBoard Metallurgy\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,10,1,0\"\u003eHigh-tensile die-cast aluminum alloy coated in Type III Anodized Matte Black + PTFE\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,11,0,0\"\u003e\u003cb data-path-to-node=\"40,11,0,0\" data-index-in-node=\"0\"\u003eBoard Dimensions\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,11,1,0\"\u003eCrew Cab: ~85\" L × 7\" D × 1.5\" T | Double Cab (Trimmed): ~73\" L × 7\" D × 1.5\" T\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,12,0,0\"\u003e\u003cb data-path-to-node=\"40,12,0,0\" data-index-in-node=\"0\"\u003eWeight Capacities\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,12,1,0\"\u003e600 lbs per side Static Load Limit | 300 lbs per side Dynamic Load Limit\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,13,0,0\"\u003e\u003cb data-path-to-node=\"40,13,0,0\" data-index-in-node=\"0\"\u003eTotal System Weight\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,13,1,0\"\u003e51 lbs complete\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,14,0,0\"\u003e\u003cb data-path-to-node=\"40,14,0,0\" data-index-in-node=\"0\"\u003eMounting Location\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,14,1,0\"\u003eRocker panel \/ body pinch-weld (NOT frame rails)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,15,0,0\"\u003e\u003cb data-path-to-node=\"40,15,0,0\" data-index-in-node=\"0\"\u003eIntegrated Lighting\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,15,1,0\"\u003eOEM-style LED courtesy lights (6000K daylight white)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,16,0,0\"\u003e\u003cb data-path-to-node=\"40,16,0,0\" data-index-in-node=\"0\"\u003eOperating Range\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,16,1,0\"\u003e−40°F to +140°F\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,17,0,0\"\u003e\u003cb data-path-to-node=\"40,17,0,0\" data-index-in-node=\"0\"\u003eWarranty Coverage\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"40,17,1,0\"\u003e5-Year Motor \u0026amp; 3-Year Finish Factory-Backed Manufacturer Warranty\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 data-path-to-node=\"42\"\u003eBefore You Order — 4 Fitment Checkpoints\u003c\/h3\u003e\n\u003col start=\"1\" data-path-to-node=\"43\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"43,0,0\"\u003e\u003cb data-path-to-node=\"43,0,0\" data-index-in-node=\"0\"\u003eGeneration \u0026amp; Refresh Validation (CRITICAL):\u003c\/b\u003e Open your driver-side door and check the door jamb sticker. If you drive a 1500, it must be a 2019–2021, or a 2022 matching the \"LIMITED\/LTD\" trim. If you drive a 2500HD\/3500HD, it must be a 2020–2023 model. Refreshed 2022+ New Body Style 1500s and 2024+ HD trucks are locked out of this SKU.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"43,1,0\"\u003e\u003cb data-path-to-node=\"43,1,0\" data-index-in-node=\"0\"\u003eCab Configuration \u0026amp; Trimming Requirement:\u003c\/b\u003e Crew Cabs are a direct bolt-on. Double Cabs require you to trim the aluminum boards down from 85\" to 73\" using a standard metal-cutting saw and the included template template. Regular Cabs are entirely incompatible.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"43,2,0\"\u003e\u003cb data-path-to-node=\"43,2,0\" data-index-in-node=\"0\"\u003eAxle Configuration \u0026amp; Rocker Panel Clearance:\u003c\/b\u003e Walk to the rear of your HD truck. This kit is strictly for Single Rear Wheel (SRW) setups; it will strike the body flares on a Dually (DRW). Additionally, check your rocker panels—if you have permanent rock sliders or nerf bars installed, they must be completely removed to clear the linkage paths.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"43,3,0\"\u003e\u003cb data-path-to-node=\"43,3,0\" data-index-in-node=\"0\"\u003eSuspension Type \u0026amp; Body Lift Verification:\u003c\/b\u003e Suspension lifts up to 6 inches are 100% compatible because the rocker panel moves naturally with the body. However, body lifts greater than 3 inches modify the vertical space between the cab floor and the ground line, altering the ultimate drop geometry.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3 data-path-to-node=\"45\"\u003eProfessional Installation \u0026amp; Mechanical Notes\u003c\/h3\u003e\n\u003ch4 data-path-to-node=\"46\"\u003eMain Power Routing Strategy\u003c\/h4\u003e\n\u003cp data-path-to-node=\"47\"\u003eUnlike low-draw accessories, this high-torque motor harness requires a dedicated heavy-gauge circuit routed entirely through the firewall grommet directly to the primary engine bay battery terminals via a 30-amp fused inline trunk. Do not tap into under-dash fuse slots or secondary auxiliary blocks. Under-dash circuits cannot deliver the sustained 15-amp draw the motors require during simultaneous deployment.\u003c\/p\u003e\n\u003cul data-path-to-node=\"48\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"48,0,0\"\u003e\u003cb data-path-to-node=\"48,0,0\" data-index-in-node=\"0\"\u003eStep 1:\u003c\/b\u003e Locate the positive battery terminal in your engine bay and run the provided 10-gauge red insulated wire through the firewall grommet.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"48,1,0\"\u003e\u003cb data-path-to-node=\"48,1,0\" data-index-in-node=\"0\"\u003eStep 2:\u003c\/b\u003e Route into the cabin and connect to the main PowerStep harness using the included marine-grade heat-shrink terminal blocks. Run the 10-gauge black ground wire directly to a bare, unpainted metal chassis frame ground point.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"48,2,0\"\u003e\u003cb data-path-to-node=\"48,2,0\" data-index-in-node=\"0\"\u003eStep 3:\u003c\/b\u003e Connect the plug-and-play pass-through OBD-II controller under the dash. Test the system \u003ci data-path-to-node=\"48,2,0\" data-index-in-node=\"97\"\u003eprior\u003c\/i\u003e to mounting brackets to ensure smooth motor cycling (~1 to 1.5 seconds). Weak battery voltage (\u0026lt;11.2V) will slow deployment speed and stress internal gears.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 data-path-to-node=\"49\"\u003eStep Mounting Bracket Alignment \u0026amp; Fastener Torque\u003c\/h4\u003e\n\u003cp data-path-to-node=\"50\"\u003eThe step brackets mount to the rocker panel \/ body pinch-weld using 4 pre-drilled factory reinforcement points.\u003c\/p\u003e\n\u003cul data-path-to-node=\"51\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"51,0,0\"\u003e\u003cb data-path-to-node=\"51,0,0\" data-index-in-node=\"0\"\u003eStep 1:\u003c\/b\u003e Position the aluminum brackets and loosely install all 4 bolts hand-tight.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"51,1,0\"\u003e\u003cb data-path-to-node=\"51,1,0\" data-index-in-node=\"0\"\u003eStep 2:\u003c\/b\u003e Manually cycle the linkage arms 3–4 times without power to confirm a smooth traveling arc with zero binding.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"51,2,0\"\u003e\u003cb data-path-to-node=\"51,2,0\" data-index-in-node=\"0\"\u003eStep 3:\u003c\/b\u003e Torque all 4 bolts in a diagonal cross pattern to \u003cb data-path-to-node=\"51,2,0\" data-index-in-node=\"58\"\u003eexactly 18 ft-lbs\u003c\/b\u003e using a calibrated torque wrench. Never exceed 18 ft-lbs on aluminum rockers, or you risk twisting the metal and causing permanent linkage binding.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"51,3,0\"\u003e\u003cb data-path-to-node=\"51,3,0\" data-index-in-node=\"0\"\u003ePro Tip:\u003c\/b\u003e On the driver side, \u003cb data-path-to-node=\"51,3,0\" data-index-in-node=\"29\"\u003eDO NOT zip-tie the wire harness to the factory brake lines.\u003c\/b\u003e Route all harnesses at least 2 inches away from hot or vibrating fluid paths to prevent jacket degradation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cblockquote data-path-to-node=\"52\"\u003e\n\u003cp data-path-to-node=\"52,0\"\u003e\u003cb data-path-to-node=\"52,0\" data-index-in-node=\"0\"\u003eAMP RESEARCH POLICY NOTE:\u003c\/b\u003e Due to the vehicle-specific software programming loaded into the plug-and-play OBD-II diagnostic gateway box, once this wiring network has been connected to vehicle power, the system is non-returnable. Double-check all vehicle configurations prior to unboxing electrical sub-assemblies.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003ch3 data-path-to-node=\"54\"\u003eQuestions We Get Asked\u003c\/h3\u003e\n\u003cp data-path-to-node=\"55\"\u003e\u003cb data-path-to-node=\"55\" data-index-in-node=\"0\"\u003eHow do the running boards know exactly when to deploy and retract?\u003c\/b\u003e The system includes an OBD-II controller that plugs directly into your diagnostic port. It reads the digital door open\/close signals directly from your truck's internal network and instantly routes 12V power to the weather-sealed step motors. Both sides deploy simultaneously when any door is opened.\u003c\/p\u003e\n\u003cp data-path-to-node=\"56\"\u003e\u003cb data-path-to-node=\"56\" data-index-in-node=\"0\"\u003eWhy does a Double Cab truck require manual board trimming?\u003c\/b\u003e The aluminum steps ship factory-cut to full Crew Cab lengths (~85 inches) to maximize production standardization. Because Double Cabs utilize shorter rear entry doors, you must use a standard metal-cutting saw to slice the boards down to ~73 inches along the marked lines on the included scaling template.\u003c\/p\u003e\n\u003cp data-path-to-node=\"57\"\u003e\u003cb data-path-to-node=\"57\" data-index-in-node=\"0\"\u003eWhat is the precise difference between a 2022 \"New Body Style\" and a 2022 \"Limited\"?\u003c\/b\u003e In 2022, GM simultaneously manufactured legacy T1 carryover trucks (labeled Limited or LTD) alongside refreshed T1XX platforms. Their digital control networks and body styles share zero cross-compatibility. This kit integrates purely with the analog-friendly pre-refresh Limited\/LD layout. Refreshed trucks require SKU 76255-01A.\u003c\/p\u003e\n\u003cp data-path-to-node=\"58\"\u003e\u003cb data-path-to-node=\"58\" data-index-in-node=\"0\"\u003eWill an aftermarket suspension lift interfere with the step mounting paths?\u003c\/b\u003e No. Because the mounting links anchor directly to the body pinch welds rather than the frame rails, suspension lifts between 2 and 6 inches have zero effect on installation geometry. However, body lifts greater than 3 inches space the cab plane away from the frame, altering ground clearance.\u003c\/p\u003e\n\u003cp data-path-to-node=\"59\"\u003e\u003cb data-path-to-node=\"59\" data-index-in-node=\"0\"\u003eWhy is this premium system worth the investment over cheap drop steps?\u003c\/b\u003e Manual steps add massive physical strain on lifted trucks and ruin ground clearance. Cheap electronic knockoffs use unsealed motor gears that seize in cold weather and generic wire-taps that corrode, causing CAN-bus dashboard faults. The AMP design uses military-grade anodized aluminum with a non-stick PTFE shield and a clean OBD-II interface that preserves your factory warranty.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"61\"\u003eWhy Buy From Obsidian Forged Auto Supply\u003c\/h3\u003e\n\u003cul data-path-to-node=\"62\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"62,0,0\"\u003e\u003cb data-path-to-node=\"62,0,0\" data-index-in-node=\"0\"\u003eAuthorized AMP Research Dealer\u003c\/b\u003e — Full manufacturer warranty validation (5-year motor, 3-year finish) with factory-direct tracking.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"62,1,0\"\u003e\u003cb data-path-to-node=\"62,1,0\" data-index-in-node=\"0\"\u003eFree Shipping, Lower 48\u003c\/b\u003e — Rapid large-parcel ground delivery shipped directly from our closest regional distribution warehouse.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"62,2,0\"\u003e\u003cb data-path-to-node=\"62,2,0\" data-index-in-node=\"0\"\u003eReal Fitment Verification\u003c\/b\u003e — Text \u003cb data-path-to-node=\"62,2,0\" data-index-in-node=\"33\"\u003e(469) 407-7538\u003c\/b\u003e (SMS only) with your GM truck’s VIN, cab layout, and suspension specs. An Obsidian specialist will audit your factory build sheet for a 100% certified fit confirmation before shipping.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"62,3,0\"\u003e\u003cb data-path-to-node=\"62,3,0\" data-index-in-node=\"0\"\u003ePremium Financing Available\u003c\/b\u003e — Safe, secure checkout flexibility via Affirm and Afterpay on qualifying orders.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-path-to-node=\"64\"\u003eDisclaimer\u003c\/h3\u003e\n\u003cblockquote data-path-to-node=\"65\"\u003e\n\u003cp data-path-to-node=\"65,0\"\u003e\u003ci data-path-to-node=\"65,0\" data-index-in-node=\"0\"\u003eThe technical and product information presented above is compiled from data provided directly by the component manufacturer. Obsidian Forged Auto Supply maintains a rigorous engineering audit workflow to ensure vehicle fitment compatibility; however, we are not responsible or liable for sudden manufacturer-driven specification updates, raw metadata changes, or accuracy discrepancies in the foundational data sheets provided by the manufacturer.\u003c\/i\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003cp data-path-to-node=\"67\"\u003e2019–2021 GM 1500 ('22 LTD) \/ 2020–2023 2500HD \u0026amp; 3500HD SRW. Crew and Double Cab setups. Eliminate the entry climb. \u003cb data-path-to-node=\"67\" data-index-in-node=\"116\"\u003eAdd to cart.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"68\"\u003e\u003ci data-path-to-node=\"68\" data-index-in-node=\"0\"\u003eUnsure if your truck's exact manufacturing date, custom trim line, or negative wheel offset will clear this automatic step geometry? Text your build specs to \u003cb data-path-to-node=\"68\" data-index-in-node=\"158\"\u003e(469) 407-7538\u003c\/b\u003e and an Obsidian technician will verify it.\u003c\/i\u003e\u003c\/p\u003e","brand":"AMP Research","offers":[{"title":"Default Title","offer_id":51447960731969,"sku":"76254-01A","price":1799.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0974\/1284\/1793\/files\/76254-01A.png?v=1772811635","url":"https:\/\/obsidianforgedautosupply.com\/products\/amp-research-powerstep-76254-01a-2019-2023-silverado-sierra-1500-hd","provider":"Obsidian Forged Auto Supply","version":"1.0","type":"link"}