Apex Chassis Heavy Duty Tie Rod & Drag Link Assembly | DOM Steel | 2014–2022 Ram 2500 / 3500 4WD | SKU: KIT185

Brand: Apex Chassis | SKU: KIT185 | Material: Heavy-Wall DOM Steel (1.75" Outer Diameter Linkage) | Lift Range: 0–6" | Gas & Cummins Diesel | Free Shipping | Affirm & Afterpay Available

You Upgraded Your Ram Heavy Duty. Now Your Factory Steering Is Yielding.

You threw larger tires, heavy wheels, and a performance suspension under your 2014–2022 Ram 2500 or 3500. What you didn't plan for was the tracking instability. The continuous highway steering wander, the jarring feedback over trail obstacles, and the constant threat of front-end death wobble that turns an everyday drive into an exhausting negotiation.

That isn't a design flaw in your truck's radius-arm suspension. That is your factory steering linkage—constructed from thin-walled, stamped steel tubing—bowing and flexing under the immense leverage of increased rolling mass and altered suspension geometry. Under the brutal shock loads of heavy commercial towing or off-road impacts, factory links yield, introducing steering play that destroys directional stability.

The Apex Chassis KIT175 (interchangeable engine build platform KIT185) is the permanent engineering fix. This extreme-duty complete steering system replaces your entire factory tie rod and drag link setup with an ultra-stout, solid-tracking layout. Engineered specifically for 2014–2022 Ram 2500 and 3500 4WD radius-arm platforms, it replaces weak factory compliance with pure, unyielding mechanical strength to restore laser-straight tracking under maximum loads.

The Obsidian Take

We carry the Apex Chassis KIT185 because it completely overhauls the weak link in the Ram heavy-duty front end rather than just replacing wear items. While some generic e-commerce listings use lazy manufacturer filler text claiming this fits everything from sports cars to SUVs with options for "Dana 30 or Dana 44 flip kits," that is sloppy automated data. The KIT185 is an ultra-specific, precision-engineered solid axle heavy truck assembly. It features a massive, thick-walled 1.75" diameter DOM steel linkage layout, providing an immediate roadblock against structural bending.

Apex completely eliminates the thin factory adjusting sleeves and weak pinch clamps that slip out of alignment under strain. The KIT185 utilizes proprietary Ninja Washers™—a mechanical keyway locking system combined with dual-thread jam nuts that physically locks your toe and drag link dimensions. It cannot back out or slip on the trail or under extreme towing stress.

⚠️ Steering Stabilizer Mounting Requirement: Because this massive 1.75" DOM steel tie rod completely replaces the thin factory bar, your OEM stabilizer clamp will not fit. This kit requires an aftermarket 1.75" Internal Diameter (ID) clamp to mount your steering stabilizer. For a seamless setup, use the Apex DC154 clamp for standard/OEM style stabilizers, or the Apex DC151 clamp if you are running a Fox stabilizer.

⚠️ Dual Stabilizer & High-Mount Incompatibility: This kit is NOT compatible with "high mount" stabilizer configurations. Furthermore, because the Apex tie rod ends are engineered significantly larger than factory OE joints to ensure maximum life, certain aftermarket dual steering stabilizer brackets may require physical modification or clearancing to clear the oversized rod end housings during full steering cycles.

⚠️ Solid Axle Geometry Fact: The raw manufacturer documentation references checking factory "camber" during a routine steering swap. The 2014–2022 Ram 2500/3500 4WD runs an AAM 9.25 solid front axle where factory camber is entirely fixed and non-adjustable. This complete linkage upgrade directly dictates your front toe-in profile and centers your steering wheel tracking plane.

Confirmed Fitment Matrix

CRITICAL FITMENT NOTE: This kit is geometrically optimized strictly for standard-track 4WD radius-arm front axles on the late-model Ram HD platform.

❌ This Unit Does NOT Fit:

• 2013 or Older Ram HD Platforms: Previous generation crossover steering linkages utilize completely different track widths and taper angles (See the Apex KIT380 series).

• 2WD Ram Heavy Duty Trucks: Two-wheel-drive Ram trucks utilize a completely different independent front suspension layout lacking a solid axle steering linkage.

• Ram 1500 Platforms: Light-duty independent front suspension architecture; entirely incompatible.

Technical Specifications

Before You Order — 4 Fitment Checkpoints

This is a high-mass, professional-grade steering setup. To eliminate return freight liabilities and install-day friction, audit these four checkmarks before checkout:

1. Model Year Boundaries: Confirm your Ram HD falls strictly between 2014 and 2022. While it fits the radius-arm front suspension family, ensure your tracking configuration matches these years.

2. Drivetrain Validation: Ensure your truck is a true solid-axle 4WD configuration. 2WD heavy-duty models do not utilize a solid-axle drag link and tie rod layout.

3. Unsprung Mass & Dampening: At a rock-solid 60.5 lbs, this kit demands high-quality, performance-valved tracking shocks or an upgraded steering stabilizer setup. Stock shocks cannot properly dampen this increased mass over harsh highway chatter.

4. Stabilizer Clamp Selection: Remember to add your 1.75" stabilizer clamp to the cart alongside this kit. Your factory steering stabilizer clamp cannot open wide enough to grasp the massive new 1.75" DOM steel tie rod.

Professional Installation & Mechanical Notes

• Mandatory Post-Install Alignment: Replacing your entire tie rod and drag link setup directly alters front-end toe settings and your steering wheel's center positioning. A professional front-end toe alignment must be completed immediately following installation before driving at highway speeds.

• Torque Specifications: * Castellated Nuts (At Knuckles & Pitman Arm): Torque tightly to 70–90 ft-lbs. Always advance the nut forward to align the window for the cotter pin; never back off a torqued nut to line up the pin hole.

  • Jam Nuts & Ninja Washers: Torque strictly to Apex Chassis installation parameters to properly lock the mechanical keyways against severe trail vibrations.

• Pre-Greased Advantage: While this kit features premium greasable housings with built-in zerk fittings for continuous field service, it arrives pre-greased from the factory to ensure total internal bearing protection on day one.

INSTALLATION WARNING: Do not attempt to mount this kit using a high-mount steering stabilizer setup, as physical clearance binding will occur. Once unboxed and bolted to the knuckles, this heavy-duty unit is non-returnable.

Questions We Get Asked

Will this kit cure the death wobble on my 2018 Ram 2500 Cummins? Yes. Ram HD death wobble is typically triggered by a combination of loose tracking geometry, worn ball joints, and flexing linkages. The combination of oversized 4140 chromoly ball studs, thick-walled 1.75" DOM steel tubing, and zero-play Ninja locking washers removes the compliance that permits front-end tracking to oscillate out of control.

Why do I need a separate stabilizer clamp with this kit? The factory tie rod is incredibly thin, and its stabilizer bracket is built for that small diameter. The Apex tie rod is a massive 1.75" diameter DOM steel bar. To reinstall your steering stabilizer, you must use a 1.75" ID bracket (like the Apex DC154 or Fox-specific DC151) to clamp onto the new bar.

Can I run this kit on a completely stock-height truck? Yes. The KIT185 is engineered to drop directly into factory steering paths at stock ride height all the way up to a 6-inch lift, provided you verify parallel tracking paths with your track bar on the higher lift profiles.

What is the Apex Honor System Warranty included with this kit? It means Apex stands behind their engineering. If you absolutely abuse this kit to the point that it shouldn't have reasonably survived and it outlasts everything else on your truck, they ask you to give them a high-five and buy another. But if it genuinely underperforms due to premature wear, breakage, or manufacturer defect, they will replace the component for the life of the vehicle for the original owner.

Why Buy From Obsidian Forged Auto Supply

• Authorized Apex Chassis Dealer — Full factory-backed manufacturer warranty tracking with direct product logistics.

• Free Freight Shipping, Lower 48 — Rapid heavy-duty transit with residential delivery included at zero hidden cost.

• Real Fitment Verification — Text (469) 407-7538 (SMS only) with your Ram’s model year, tire size, lift height, and steering stabilizer brand. An Obsidian specialist will audit your front-end clearance specs before processing your order.

• Premium Financing Available — Safe, instant checkout flexibility via Affirm and Afterpay.

Disclaimer

The 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.

2014–2022 Ram 2500 / 3500 4WD. Extreme-Duty 1.75" DOM Steel Linkages. Lock down your front end tracking. Add to cart.

Unsure if your current aftermarket dual steering stabilizer brackets will clear these oversized rod ends? Text your front-end layout to (469) 407-7538 and an Obsidian technician will verify it.