AMP Research BedStep for 2017-2022 Ford F-250/F-350/F-450 Super Duty P558

✅ OFAS VERIFIED FITMENT: 2017–2022 Ford F-250/F-350/F-450 Super Duty | P558 Platform | Frame-Mounted | Foot-Activated | 300 lb Load Rated
📍 Regional Best-Sellers: Engineered for Low-Desert and Salt-Corridor environments.

Why Obsidian Recommended This for Your Region

Optimized for Low-Desert Utility: Low-Desert Super Duty owners — running the Phoenix basin, the Imperial Valley, and the Coachella corridor — deal with ground temps that exceed 150°F in July and UV exposure that destroys cheap step hardware within a single season. We carry the BedStep because its high-strength aluminum construction and corrosion-resistant finish are engineered to stay dimensionally stable in sustained Low-Desert heat cycles, keeping your 300 lb load rating intact and your foot-activated mechanism deploying clean through a Southwest summer of daily utility use.

Built for the Salt-Corridor: Salt-Corridor Super Duty owners — running the stretch from Chicago through Detroit, Cleveland, and into the Northeast — deal with road brine and liquid de-icer applied from October through April. We’ve vetted the corrosion-resistant hardware and reinforced hinge system on this unit specifically because Salt-Corridor winters don’t give cheap pivot hardware a second season. Your hinge stays sealed, your step pad stays grippy, and your BedStep deploys in March the same way it did in August.

Is This for You? (Before You Buy)

Confirm these 3 “Truths” to ensure a 100% fit:

• [ ] Year: Do you have a 2017–2022 Ford Super Duty (P558 platform)? (The 2023–2026 Super Duty is the new P702 generation with revised rear frame geometry — it requires a separate BedStep unit).
• [ ] Rear Bumper: Are you running a stock rear bumper and tow package? Aftermarket rear bumpers, rear armor, and tow sensor brackets require clearance verification before ordering — measure twice.
• [ ] F-450 Config: F-450 buyers: confirm your rear bumper configuration and chassis cab body style with our team before ordering.

The Driver Experience (The Obsidian Take)

Most bed access solutions on a P558 Super Duty are a milk crate or a tire step that shifts every time you use it. We chose the 75313-01A because AMP Research’s frame-mounted BedStep deploys with a single foot tap, holds 300 lbs without flex, and stows flush to maintain ground clearance when not in use. The reinforced hinge system and all-weather non-slip traction pad mean zero maintenance — no grease schedule, no seized pivot after a Salt-Corridor winter, no step that stops working when you need it most on a job site. Expect a P558 Super Duty that works as hard as the operation running it.

Obsidian DIY Notes

• Pro Tip: Measure twice before drilling — aftermarket liners, bed-extenders, and tow package brackets can interfere with the frame mount on this unit. Check your rear frame clearance before ordering and confirm no interference with the step travel path.
• What Else You’ll Need: Professional installation is recommended for optimal bracket alignment on the P558 rear frame. If you’re running an aftermarket rear bumper or rear armor, contact our team to verify mounting clearance before we ship.

Technical Specifications

2017–2022 Ford Super Duty P558 BedStep Specs

• SKU: 75313-01A
• Platform: Ford Super Duty P558 (2017–2022) — not compatible with 2023+ P702 generation
• Load Rating: 300 lbs
• Mount Type: Frame-mounted — driver or passenger side
• Activation: Foot-activated deploy / retract — no hands required
• Construction: High-strength aluminum with reinforced hinge system
• Step Surface: Non-slip all-weather textured step pad
• Storage: Stows flush — maintains ground clearance when not in use
• Finish: Corrosion-resistant hardware and finish
• Shipping: Ships via Ground (Standard Parcel) depending on regional warehouse availability.

Super Duty P558 BedStep Installation & Technical Notes

• Difficulty: Moderate DIY / Professional Recommended for optimal bracket alignment
• Year Note: 2017–2022 P558 platform only — 2023+ Super Duty (P702) requires a separate BedStep unit
• Clearance Note: Aftermarket rear bumpers, rear armor, and tow sensor brackets require clearance verification before installation
• F-450 Note: Chassis cab configurations require additional confirmation — contact our team before ordering
• Post-Install: No alignment or suspension recalibration required
• Policy Note: Once installed, the unit is non-returnable per AMP Research policy

Verified Fitment (OFAS Standard)

✅ CONFIRMED FITMENT:

• 2017–2022 Ford F-250 Super Duty — P558 Platform
• 2017–2022 Ford F-350 Super Duty SRW — P558 Platform
• 2017–2022 Ford F-450 Super Duty — Verify rear bumper and tow package clearance

❌ FITMENT REQUIREMENTS:

• 2023–2026 Ford Super Duty (P702 Generation): New platform with revised rear frame geometry — requires a P702-specific BedStep unit. Contact our team for the correct part number.
• 2016 and Earlier Super Duty: Requires a generation-specific BedStep unit. Contact our team for the correct part number for your build.

Final Fitment Check

Don’t guess on your bed access setup. Text your VIN to (469) 407-7538 for a 100% Yes/No confirmation from an Obsidian Tech before we ship.