Description
6 Inch Lift Kit – Rear Blocks – Chevy/GMC C10/K10 Truck & SUV/K5 Blazer (73-76)Transform Your Truck’s Stance and Capability: Upgrade your GM truck from front to back with Rough Country’s 6″ Suspension Lift Kit. This premium lift delivers a leveled, aggressive look while enhancing ride height and off-road readiness all with an easy bolt-on installation. Engineered for Superior Ride Quality: This kit includes application-specific front lifted leaf springs, delivering increased ground clearance without sacrificing ride comfort or control. Rear lift blocks, add-a-leaf springs, and brake line brackets maintain proper geometry, ensuring a smooth, factory-like ride after installation. Enhanced Performance with N3 Series Shocks: Rough Country’s N3 series shocks come standard valved for your exact application and designed to provide a perfect balance of on-road smoothness and off-road capability. Featuring a 10-stage variable valving system, high-pressure nitrogen charge, and durable 54mm shock body with 18mm piston rod, these shocks are built for performance and longevity. Room for Bigger Tires: Make room for aggressive wheel and tire combos. This 6″ lift offers enough clearance to run up to a 37″ tall tire with proper backspacing, giving your truck the rugged stance it deserves. Improved Steering and Handling: To maintain proper drivability, a raised steering arm is included correcting steering geometry for tight, responsive handling after the lift. Limited Lifetime Warranty: Rough Country backs this kit with a Limited Lifetime Warranty, giving you long-term confidence on and off the road.
- 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.
- Rear Add-A-Leaf Springs: Enhance load support and rear suspension height without compromising ride quality.
- Clears 37-Inch Tires: Provides ample room to run up to a 37″ tall tire with no rubbing.
- Raised Steering Arm Included: Corrects steering geometry for precise handling and improved alignment.
- Premium N3 Series Shocks: Includes application-valved N3 shock absorbers for balanced on-road comfort and off-road control.
Information:
If vehicle is equipped with a front sway-bar, drop brackets are recommended SKU: 1019. Vehicles with factory quad shocks (2 front shocks per side) will simply use a single aftermarket shock.
Application Summary:
| Year | Make/Model |
|---|---|
| 1973-1974 | Chevrolet Blazer |
| 1975-1976 | Chevrolet K10 |
| 1975-1976 | Chevrolet K10 Suburban |
| 1975-1976 | Chevrolet K5 Blazer |
| 1973-1976 | GMC Jimmy |
| 1975-1976 | GMC K15 |
| 1975-1976 | GMC K15 Suburban |
| 1973-1974 | GMC K15/K1500 Pickup |
| 1973-1974 | GMC K15/K1500 Suburban |
| Attributes | |
| Category | Susp Lift Kits 4wd, Susp Lift Kits 4wd |
| Country of Origin (Primary) | CN |
| Front Components | Lifted leaf springs Steering arm Brake line relocation brackets U-bolts Hardware, Lifted Leaf Springs/Steering Arm/Brake Line Relocation Brackets/U-Bolts/Hardware |
| Front Kit Componenets | Lifted leaf springs, Steering arm, Brake line relocation brackets, U-bolts, Hardware |
| Front Kit Components | Lifted leaf springs, Steering arm, Brake line relocation brackets, U-bolts, Hardware |
| Harmonized Tariff Code (Schedule B) | 8708801600 |
| Hazardous Material Code | N |
| Install Time | 6 – 8 hours |
| Installation Time | 6-8 hours |
| Life Cycle Status Code | Available to Order |
| Lift/Drop Height | 6 in. |
| NAFTA Preference Criterion Code | B |
| Rear Components | 4 in. lift blocks Add-a-leaf springs U-bolts Hardware, 4 in. Lift Blocks/Add-A-Leaf Springs/U-Bolts/Hardware, 4 inch lift blocks Add-a-leaf springs U-bolts Hardware |
| Rear Kit Components | 4in Lift Blocks, Add-a-Leaf springs, U-Bolts, Hardware |
| SDR Required Flag | N |
| Shipping Group | No Restrictions |
| Shipping Options | No Restrictions |
| Ships in Multiple Boxes | Y, Y |
| Tire & Wheel Size Combinations | 37×13.50 R15 – 15×8, Backspacing: 4.5in, 37×13.50 R15 – 15×8, Backspacing: 4.5in |
| Tire Info | 37×13.50R15:15×8:6×5.5:-19:-;37×13.50R15:15×8:6×5.5:-18:-;37×13.50R15:15×8:6×5.5:+0:-;37×13.50R15:15×8:6×5.5:+1:-;37×12.50R17:17×9:6×5.5:-12:-;37×12.50R18:18×9:6×5.5:-12:-;37×12.50R20:20×9:6×5.5:-12:Minor Trimming;37×12.50R20:20×10:6×5.5:-25:Minor Trimming;37×12.50R20:20×10:6×5.5:-19:Minor Trimming;37×12.50R20:20×10:6×5.5:-18:Minor Trimming;37×12.50R20:20×12:6×5.5:-44:Trimming Required;37×12.50R22:22×10:6×5.5:-25:-;37×12.50R22:22×10:6×5.5:-19:Minor Trimming;37×12.50R22:22×10:6×5.5:-18:Minor Trimming |
| Tire Information | 37×13.50R15:15×8:6×5.5:-19:-;37×13.50R15:15×8:6×5.5:-18:-;37×13.50R15:15×8:6×5.5:+0:-;37×13.50R15:15×8:6×5.5:+1:-;37×12.50R17:17×9:6×5.5:-12:-;37×12.50R18:18×9:6×5.5:-12:-;37×12.50R20:20×9:6×5.5:-12:Minor Trimming;37×12.50R20:20×10:6×5.5:-25:Minor Trimming;37×12.50R20:20×10:6×5.5:-19:Minor Trimming;37×12.50R20:20×10:6×5.5:-18:Minor Trimming;37×12.50R20:20×12:6×5.5:-44:Trimming Required;37×12.50R22:22×10:6×5.5:-25:-;37×12.50R22:22×10:6×5.5:-19:Minor Trimming;37×12.50R22:22×10:6×5.5:-18:Minor Trimming |
| Tire, Wheel, and Offset Info | 37×13.50R15:15×8:6×5.5:+0:-; 37×12.50R20:20×9:6×5.5:-12:Minor Trimming; 37×12.50R20:20×10:6×5.5:-25:-; 37×12.50R20:20×10:6×5.5:-24:-; 37×12.50R22:22×10:6×5.5:-19:- |
| Utv Product | N |
| GTIN | 00843030145705 |
- Installation Instructions
- Installation Instructions





