
Rough Country · Authorized Dealer
4 Inch Lift Kit | Rear Springs | Dodge W100 Truck/w200 Truck 4wd (1970-1974)
$899.95
Price does not include installation.
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🛠️ Install available in Marietta, GA
Installed and serviced at Road Runner Wheels & Tires — 1585 Roswell Rd, Marietta, GA 30062. Call (678) 400-6467 to schedule.
Built for Dodge W-Series owners who want a commanding stance and serious ground clearance, this 4-inch lift kit raises your truck above obstacles while preserving the stock ride quality that these classic leaf-spring rigs are known for. You'll gain up to 35 inches of tire clearance with proper wheel backspacing — all with a factory-like geometry thanks to the raised steering block and premium N3 shocks included.
Installed and serviced at Road Runner Wheels & Tires. Most lift kits go in the same day. Call (678) 400-6467 to schedule.
What's included
- 4-inch front leaf springs (pair) — lift the front axle while maintaining ride compliance and absorbing bumps without bottoming out.
- 4-inch rear leaf springs (pair) — raise the rear to match front height and replace your factory-equipped block for a level stance.
- Dana 44 steering block — corrects caster angle after the lift to preserve steering geometry and brake balance.
- N3 shock pair (front) — 10-stage variable high-pressure nitrogen shocks with 18mm spring-loaded piston rod and 54mm body for rapid heat dissipation; tuned for both off-road compliance and highway smoothness.
- N3 shock pair (rear) — matched rear shocks maintain ride quality and control articulation throughout the suspension travel.
- Spring bushing & sleeve kit — isolates vibration and extends spring life by replacing worn factory bushings.
- U-bolt kit — secures springs to axles with OEM-spec hardware.
- Installation kit — all fasteners, brackets, and hardware needed to complete the install.
Important notes
- Does NOT fit models with Cummins diesel engine.
- ONLY fits models equipped with Dana 44 front axle.
- Supports up to 35-inch tires with proper wheel backspacing — verify your wheel offset before purchasing.
- New rear leaf springs replace your factory-equipped block; do not reuse OE rear springs.
Why customers pick this at Road Runner
- Rough Country lifetime warranty backed locally — if anything fails, we handle the replacement.
- Professionally installed by techs who lift W-Series trucks every week — proper caster correction and alignment are non-negotiable.
- Alignment performed in-house as part of every lift install — steering geometry stays true and tire wear stays even.
- N3 shocks are tuned for both highway cruising and rough terrain — no compromise between comfort and capability.
- One-stop shop — we source, install, and warranty everything, so you're never bounced between shops.
Ready to build it? Call (678) 400-6467. Hablamos Español.
| Qty | Part | Part # |
|---|---|---|
| 2 | 4in Rear Leaf Spring | Dodge/Plymouth Trailduster (74-81)/W100 Truck (70-89) | 8034 |
| 1 | Universal U-Bolt Kit | 7604 |
| 1 | Sprg. Bush & Slv Kit | Dodge Ramcharger (74-93) Dodge W100 Pickup (70-89) | 6072 |
| 1 | INSTALLATION KIT | 7522 |
| 2 | 4in Front Leaf Spring | Dodge/Plymouth Trailduster (74-81)/W100 Truck (70-89) | 8003 |
| 1 | Steering Block | 3 Bolt | Ford F-250 4WD (1977-1979) | 6603 |
| 1 | N3 Shock Pair | 23275 |
| 1 | N3 Shock Pair | 23276 |
Features
- Increased ground clearance
| Years | Make | Model | Drive |
|---|---|---|---|
| 1970-1974 | Dodge | W100 Pickup Base | 4WD |
| 1970-1974 | Dodge | W200 Pickup Base | 4WD |
| 1970-1974 | Dodge | W300 Pickup Base | 4WD |
- Tire size: 33″ to 35″ tall
- Lift height: 4″
| Tire | Wheel | Offset |
|---|---|---|
| 35x12.50R15 | Factory 15 | -mm |
| 33x12.50R15 | 15x8 | -19mm |
| 33x12.50R15 | 15x8 | -18mm |
| 33x12.50R15 | 15x10 | -39mm |
| 295/70R18 | 18x8.5 | +0mm |
| 295/70R18 | 18x8.5 | +1mm |
| 295/70R18 | 18x10 | -19mm |
| 295/70R18 | 18x10 | -18mm |
| 35x12.50R22 | 22x10 | -19mm |
| 33x12.50R22 | 22x10 | -19mm |
| 285/55R22 | 22x10 | -19mm |
| 35x12.50R22 | 22x10 | -18mm |
| 33x12.50R22 | 22x10 | -18mm |
| 285/55R22 | 22x10 | -18mm |
| 35x12.50R22 | 22x12 | -44mm |
- Install time: 6 - 8 hours
Rough Country Lifetime Replacement Warranty covers all structural components against defects in materials and workmanship for the original purchaser's lifetime ownership of the vehicle.
3-Year Finish Warranty on all painted and powder-coated surfaces.
3-Year Shock Warranty on N3, M1, and Vertex shocks against leakage and structural failure.
Warranty service is handled by Rough Country directly — call (678) 400-6467 if you need help opening a warranty claim and we'll walk you through it.
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