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4 Inch Lift Kit | Chevy/GMC C10/K10 Truck & SUV/K5 Blazer 4WD (1977-1991)
4 Inch Lift Kit | Chevy/GMC C10/K10 Truck & SUV/K5 Blazer 4WD (1977-1991) view 14 Inch Lift Kit | Chevy/GMC C10/K10 Truck & SUV/K5 Blazer 4WD (1977-1991) view 24 Inch Lift Kit | Chevy/GMC C10/K10 Truck & SUV/K5 Blazer 4WD (1977-1991) view 34 Inch Lift Kit | Chevy/GMC C10/K10 Truck & SUV/K5 Blazer 4WD (1977-1991) view 4
ROUGH COUNTRY

4 Inch Lift Kit | Chevy/GMC C10/K10 Truck & SUV/K5 Blazer 4WD (1977-1991)

Part #145.20 · Suspension Lift Kits (4WD)
$599.95
● In stock — ready to ship
Check Fitment

Free fitment check by phone · Lifetime Replacement Warranty · Ships warehouse-direct

Specs

Fits
1977–1991 GMC Jimmy, 1987–1991 Chevrolet Blazer, 1989–1991 Chevrolet V1500 Suburban +9 more
Weight
160.95 lbs
UPC
843030129996
Part #
145.20

About this part

<p><strong>Transform Your Truck's Stance and Capability:</strong> Upgrade your GM truck from front to back with Rough Country's 4" 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.</p><p><strong>Engineered for Superior Ride Quality:</strong> This kit includes application-specific front lifted leaf springs, delivering increased ground clearance without sacrificing ride comfort or control. Rear lift blocks and brake line brackets maintain proper geometry, ensuring a smooth, factory-

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. Optional Rear Leaf Springs: Available with replacement rear springs for a complete suspension upgrade. Clears 35-Inch Tires: Provides ample room to run up to a 35" 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

Confirmed fitment

Verified against the Rough Country fitment database.

1977–1991 GMC Jimmy 4WD1988–1991 Chevrolet Blazer 4WD1989–1991 Chevrolet V1500 Suburban 4WD1987–1991 Chevrolet Blazer 4WD1989–1991 Chevrolet V1500 Suburban 4WD1977–1990 GMC Jimmy 4WD1987–1988 Chevrolet V10 Suburban 4WD1987–1988 Chevrolet V10 Suburban 4WD1987–1987 GMC V1500 4WD1987–1987 Chevrolet V10 Suburban 4WD1987–1987 Chevrolet Blazer 4WD1987–1987 Chevrolet V10 4WD1987–1987 GMC V1500 4WD1987–1987 Chevrolet V10 4WD1987–1987 GMC V1500 4WD1987–1987 Chevrolet V10 4WD1979–1986 GMC K1500 4WD1981–1986 Chevrolet K10 4WD1981–1986 Chevrolet K10 Suburban 4WD1981–1986 Chevrolet K5 Blazer 4WD1979–1986 GMC K1500 4WD1977–1986 Chevrolet K10 4WD1977–1986 Chevrolet K10 Suburban 4WD1979–1986 GMC K1500 4WD1978–1986 Chevrolet K5 Blazer 4WD1977–1986 Chevrolet K10 Suburban 4WD

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