Suspension Lift Kit

Professional-grade. Engineered for off-road performance. Designed for a direct-fit installation on compatible vehicles. See fitment details below to confirm this part works with your truck.

Transform Your Truck's Stance and Capability: 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. Engineered for Superior Ride Quality: This kit features application-specific front and rear lifted leaf springs, delivering increased ground clearance without compromising ride comfort or control. By eliminating rear lift blocks, the kit ensures consistent lift and improved suspension geometry, resulting in a smooth, factory-like ride. Brake line brackets are also included to maintain proper alignment and safety throughout the suspension travel. 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 4" lift offers enough clearance to run up to a 35" tall tire with proper backspacing, giving your truck the rugged stance it deserves. Limited Lifetime Warranty: Rough Country backs this kit with a Limited Lifetime Warranty, giving you long-term confidence on and off the road.

Specifications:

Title	Rough Country - 4 Inch Lift Kit - RR Spring - Chevy/GMC C10/K10 C15/K15 Truck/Half-Ton Suburban (69-72)
Installation Time	6-8 hours
Front Components	Lifted Leaf Springs/Brake Line Relocation Brackets/U-Bolts/Hardware
Rear Components	Lifted Leaf Springs/U-Bolts/Hardware
Category	Susp Lift Kits 4wd
Ships in Multiple Boxes	Y
Shipping Group	No Restrictions
UTV Product	N
Prop 65 Yes/No	Yes
Prop 65 (C, R, or CR)	CR
Prop 65 - Short Label	WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov
Tire Information	35x12.50R15:15x8:6x5.5:-19:-;35x12.50R15:15x8:6x5.5:-18:-;35x12.50R16:16x8:6x5.5:-12:-;35x12.50R16:16x8:6x5.5:-6:-;305/70R17:17x8.5:6x5.5:-12:-;285/75R17:17x8.5:6x5.5:-12:-;35x12.50R17:17x8.5:6x5.5:+0:-;315/70R17:17x8.5:6x5.5:+0:-;305/70R17:17x8.5:6x5.5:+0:-;35x12.50R17:17x8.5:6x5.5:+1:-;315/70R17:17x8.5:6x5.5:+1:-;305/70R17:17x8.5:6x5.5:+1:-;35x12.50R17:17x9:6x5.5:-19:-;315/70R17:17x9:6x5.5:-19:-;305/70R17:17x9:6x5.5:-19:-;285/75R17:17x9:6x5.5:-19:-;35x12.50R17:17x9:6x5.5:-18:-;315/70R17:17x9:6x5.5:-18:-;305/70R17:17x9:6x5.5:-18:-;285/75R17:17x9:6x5.5:-18:-;35x12.50R17:17x9:6x5.5:-12:-;315/70R17:17x9:6x5.5:-12:-;305/70R17:17x9:6x5.5:-12:-;35x12.50R17:17x9:6x5.5:+0:-;315/70R17:17x9:6x5.5:+0:-;305/70R17:17x9:6x5.5:+0:-;35x12.50R17:17x9:6x5.5:+1:-;315/70R17:17x9:6x5.5:+1:-;305/70R17:17x9:6x5.5:+1:-;35x12.50R18:18x8.5:6x5.5:+0:-;295/70R18:18x8.5:6x5.5:+0:-;285/75R18:18x8.5:6x5.5:+0:-;35x12.50R18:18x8.5:6x5.5:+1:-;295/70R18:18x8.5:6x5.5:+1:-;285/75R18:18x8.5:6x5.5:+1:-;35x12.50R18:18x9:6x5.5:-12:-;295/70R18:18x9:6x5.5:-12:-;285/75R18:18x9:6x5.5:-12:-;
Description_SHO	Susp Lift Kit
Description_INV	Rough Country - 18030
Description_DEF	Suspension Lift Kit
Description_ASC	ONLY fits models with 52" rear leaf springs. If vehicle is equipped with a front sway-bar, drop brackets are recommended SKU: 1019. Rear Spring Measurement: To confirm rear spring size a measurement will have to be pulled from eyelet to eyelet. For a visual, please click here.
Description_DES	4 Inch Lift Kit
Description_ASM	1969-1972:4WD:Chevy:Blazer
Description_ASM	1970-1972:4WD:GMC:Jimmy
Description_ASM	1970-1972:4WD:GMC:K25/K2500 Pickup
Description_ASM	1970-1972:4WD:GMC:K15/K1500 Suburban
Description_ASM	1970-1972:4WD:GMC:K15/K1500 Pickup
Description_ASM	1969-1972:4WD:Chevy:K20 Pickup
Description_ASM	1969-1972:4WD:Chevy:K10 Suburban
Description_ASM	1969-1972:4WD:Chevy:Blazer
Description_ASM	1969-1972:4WD:Chevy:K10 Pickup
Description_EXT	4 Inch Lift Kit - RR Spring - Chevy/GMC C10/K10 C15/K15 Truck/Half-Ton Suburban (69-72)
Description_MKT	Transform Your Truck's Stance and Capability: 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. Engineered for Superior Ride Quality: This kit features application-specific front and rear lifted leaf springs, delivering increased ground clearance without compromising ride comfort or control. By eliminating rear lift blocks, the kit ensures consistent lift and improved suspension geometry, resulting in a smooth, factory-like ride. Brake line brackets are also included to maintain proper alignment and safety throughout the suspension travel. 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 4" lift offers enough clearance to run up to a 35" tall tire with proper backspacing, giving your truck the rugged stance it deserves. Limited Lifetime Warranty: Rough Country backs this kit with a Limited Lifetime Warranty, giving you long-term confidence on and off the road.
Description_FAB	Boosted Ground Clearance: Gain the extra height needed for better off-road capability and obstacle clearance.
Description_FAB	Application-Specific Front & Rear Leaf Springs: Engineered for a perfect fit and optimal ride quality.
Description_FAB	Clears 35-Inch Tires: Provides ample room to run up to a 35" tall tire with no rubbing.
Description_FAB	Premium N3 Series Shocks: Includes application-valved N3 shock absorbers for balanced on-road comfort and off-road control.