
Rough Country · Authorized Dealer
4 Inch Lift Kit | Chevy/gmc C10/k10 C15/k15 Truck/half-ton Suburban (69-72)
$529.95
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 classic Chevy and GMC truck owners who want to reclaim their truck's stance and off-road capability, this 4" Rough Country lift kit transforms your '69–'72 C10, K10, C15, or K15 with increased ground clearance and aggressive presence. The kit pairs application-specific front leaf springs with rear lift blocks and premium N3 shocks, clearing up to 35" tires while preserving proper driveline geometry for a smooth, balanced ride.
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" Front Lifted Leaf Springs (pair) — Application-engineered for your truck's model and year, delivering increased ground clearance without sacrificing ride quality or control.
- N3 Shock Pair (front and rear) — Premium shocks valved for your exact application, featuring 10-stage variable valving, high-pressure nitrogen charge, and durable 54mm body with 18mm piston rod for on-road smoothness and off-road capability.
- 4" Rear Lift Blocks — Maintain proper geometry and ensure a smooth, factory-like ride after installation.
- Brake Line Relocation Brackets — Preserve proper clearance and brake-line routing under the new suspension geometry.
- U-Bolts and Hardware — All fasteners and clamps needed for a complete installation.
- Installation Kit — Application-specific brackets and hardware for secure, correct fitment to your Chevy or GMC frame.
Important notes
- If your vehicle is equipped with a front sway-bar, drop brackets are recommended (Rough Country SKU 1019) to maintain proper suspension geometry and handling.
- Verify backspacing on 35" tires to avoid rubbing; larger tires may require wheel-offset adjustments.
Why customers pick this at Road Runner
- Rough Country Limited Lifetime Warranty backed locally by our team — we stand behind every lift we install.
- Professionally installed by technicians who work on these classic Chevy and GMC trucks every week.
- Alignment and geometry check performed in-house as part of every lift installation.
- N3 shocks are application-valved for your truck, not generic — you get the performance Rough Country engineered for this platform.
Ready to build it? Call (678) 400-6467. Hablamos Español.
| Qty | Part | Part # |
|---|---|---|
| 1 | Installation Kit | GMC C15/K15 Pickup (69-72) GMC Half-Ton Suburban (69-72) | 6515 |
| 2 | 4in Front Leaf Spring | Chevy/GMC C10/K10 C15/K15 Truck/Half-Ton Suburban (69-72) | 8001 |
| 1 | FR Inst. Kit | GMC C15/K15 Pickup (69-72) GMC Half-Ton Suburban (69-72) | 7564 |
| 1 | N3 Shock Pair | 23173 |
| 1 | N3 Shock Pair | 23292 |
Features
- Boosted Ground Clearance: Gain the extra height needed for better off-road capability and obstacle clearance.
- Application-Specific Front Leaf Springs: Engineered for a perfect fit and optimal ride quality.
- Clears 35-Inch Tires: Provides ample room to run up to a 35" tall tire with no rubbing.
- Premium N3 Series Shocks: Includes application-valved N3 shock absorbers for balanced on-road comfort and off-road control.
| Years | Make | Model | Drive |
|---|---|---|---|
| 1969-1972 | Chevrolet | Blazer Base | 4WD |
| 1969 | Chevrolet | K10 Pickup Base | |
| 1969 | Chevrolet | K10 Suburban Base | |
| 1969 | Chevrolet | K20 Pickup Base | |
| 1970-1972 | GMC | Jimmy Base | 4WD |
| 1970-1972 | GMC | K15/K1500 Pickup Base | 4WD |
| 1970-1972 | GMC | K15/K1500 Suburban Base | 4WD |
| 1970-1972 | GMC | K25/K2500 Pickup Base | 4WD |
- Tire size: 33″ to 35″ tall
- Lift height: 4″
| Tire | Wheel | Offset |
|---|---|---|
| 35x12.50R15 | 15x8 | +0mm |
| 35x12.50R15 | 15x8 | +1mm |
| 315/75R16 | 16x8 | -6mm |
| 315/75R16 | 16x8 | +0mm |
| 315/75R16 | 16x8 | +1mm |
| 305/70R17 | 17x8.5 | -12mm |
| 285/75R17 | 17x8.5 | -12mm |
| 315/70R17 | 17x8.5 | +0mm |
| 305/70R17 | 17x8.5 | +0mm |
| 315/70R17 | 17x8.5 | +1mm |
| 305/70R17 | 17x8.5 | +1mm |
| 305/70R17 | 17x9 | -19mm |
| 285/75R17 | 17x9 | -19mm |
| 305/70R17 | 17x9 | -18mm |
| 285/75R17 | 17x9 | -18mm |
| 35x12.50R17 | 17x9 | -12mm |
| 315/70R17 | 17x9 | -12mm |
| 305/70R17 | 17x9 | -12mm |
| 35x12.50R17 | 17x9 | +0mm |
| 315/70R17 | 17x9 | +0mm |
| 305/70R17 | 17x9 | +0mm |
| 35x12.50R17 | 17x9 | +1mm |
| 315/70R17 | 17x9 | +1mm |
| 305/70R17 | 17x9 | +1mm |
| 295/70R18 | 18x8 | +0mm |
| 295/70R18 | 18x8 | +1mm |
| 295/70R18 | 18x8.5 | +0mm |
| 285/75R18 | 18x8.5 | +0mm |
| 295/70R18 | 18x8.5 | +1mm |
| 285/75R18 | 18x8.5 | +1mm |
| 35x12.50R18 | 18x9 | -12mm |
| 295/70R18 | 18x9 | -12mm |
| 35x12.50R18 | 18x9 | +0mm |
| 295/70R18 | 18x9 | +0mm |
| 35x12.50R18 | 18x9 | +1mm |
| 295/70R18 | 18x9 | +1mm |
| 295/70R18 | 18x10 | -25mm |
| 295/70R18 | 18x10 | -19mm |
| 295/70R18 | 18x10 | -18mm |
| 35x12.50R20 | 20x9 | -12mm |
| 35x11.50R20 | 20x9 | -12mm |
| 295/60R20 | 20x9 | -12mm |
| 35x12.50R20 | 20x9 | +0mm |
| 35x11.50R20 | 20x9 | +0mm |
| 295/60R20 | 20x9 | +0mm |
| 35x12.50R20 | 20x9 | +1mm |
| 35x11.50R20 | 20x9 | +1mm |
| 295/60R20 | 20x9 | +1mm |
| 35x12.50R20 | 20x10 | -25mm |
| 295/60R20 | 20x10 | -25mm |
| 35x12.50R20 | 20x10 | -19mm |
| 295/60R20 | 20x10 | -19mm |
| 35x12.50R20 | 20x10 | -18mm |
| 295/60R20 | 20x10 | -18mm |
| 35x12.50R20 | 20x12 | -44mm |
| 35x12.50R22 | 22x10 | -25mm |
| 285/55R22 | 22x10 | -25mm |
| 35x12.50R22 | 22x10 | -19mm |
| 285/55R22 | 22x10 | -19mm |
| 35x12.50R22 | 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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