6 Inch Lift Kit | 56 Inch Rear Springs | Chevy/GMC C10/K10 Truck & SUV/K5 Blazer (77-87)

Raise the bar on your GM truck’s stance and capability with Rough Country’s 6" Suspension Lift Kit, designed specifically for Chevy/GMC C10/K10 Trucks & SUVs and the K5 Blazer (1977–1987). This bolt-on upgrade delivers a bold, leveled look while boosting ground clearance and off-road readiness—without sacrificing everyday ride quality.

• Application-ready front springs tailored to your model, delivering increased ground clearance without compromising ride comfort or control.
• Rear geometry preserved with lift blocks, add-a-leafs, and brake line brackets to maintain proper geometry, ensuring a smooth, factory-like feel after installation.
• Option for complete rear lift: choose rear lifted leaf springs for consistent rear height and eliminate lift blocks for a cleaner, all-at-once upgrade.
• N3 series shocks come standard, precisely valved for your application and engineered for a balance between on-road refinement and off-road capability. Features a 10-stage variable valving system, high-pressure nitrogen charge, 54mm shock body, and an 18mm piston rod for long-lasting performance.
• Room for bigger tires: the 6" lift provides the clearance needed to fit up to 37" tall tires when paired with proper backspacing—giving your truck the rugged, capable stance you want.
• Enhanced steering geometry with a raised steering arm to preserve precise handling and predictable steering after the lift.
• Durable, long-term confidence backed by a Limited Lifetime Warranty, so you can enjoy the trail and the road with peace of mind.

Who benefits from this lift? Classic GM truck and SUV owners who want a tougher, more capable profile without compromising daily drivability—from weekend rock-crawlers to daily commuters who crave a bold, professional look. The kit is ideal for 1977–1987 Chevy/GMC C10/K10 trucks and SUVs, including the K5 Blazer, delivering a crafted combination of improved ground clearance, controlled ride, and future-ready tire options.

Key takeaways: this suspension upgrade is a true, bolt-on solution that unlocks a commanding stance, accommodates larger tire fitment, preserves ride quality, and includes components designed to keep steering and geometry in check. If you’re seeking a definitive upgrade that stands out on the street and conquers trails, this 6" lift kit is built to deliver.