4 Inch Lift Kit | 56 Inch RR Springs | Chevy/GMC 3/4-Ton Suburban/C25/K25 Truck (77-87)

Give your truck an impressive upgrade, front to back with Rough Country’s 4" GM Suspension Lift System! This easy-to-install lift kit raises the front of your vehicle to be equal height with the rear for a leveled, better-than-stock look that gives an improved ride height and more aggressive appearance.

This kit features a set of front lifted leaf springs allowing you gain additional ride height without sacrificing ride quality or performance. A set of rear leaf springs and brake line brackets are provided to keep everything at optimum angles for a factory-like ride, even after lifting.

A set of Rough Country's premium N3 shocks are also included. These fine tuned 10-stage variable high-pressure Nitrogen charged shocks offer a fantastic blend of off-road action and smooth highway ride quality. With a durable 18mm spring-loaded piston rod and faster-cooling 54mm shock body.

Get the wheels you want! Rough Country's 4" GM Suspension Lift System comes with everything you need to fit up to a 35" tire with proper wheel backspacing.

Best of all, Rough Country's 4” GM Suspension Lift System is backed by our Lifetime Replacement Warranty.

, Increased ground clearance Includes application valved N3 series shock absorbers which offer the best in balanced performance for on and off-road use., ONLY fits models with 56" rear leaf springs. 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., 6 - 8 hours, Lifted leaf springs Steering Arm Brake line relocation brackets U-bolts Hardware, Lifted leaf springs U-bolts Hardware, https://s3.amazonaws.com/roughcountry/install/92114500.pdf, 1977-1987:4WD:Chevy:C20/K20 Pickup;1977-1987:4WD:Chevy:C20/K20 Suburban;1977-1987:4WD:GMC:C25/K25 Pickup;1977-1987:4WD:GMC:C25/K25 Suburban, 35x12.50R15:15x8:8x6.5/8x165.1:-19:-;35x12.50R15:15x8:8x6.5/8x165.1:-18:-;35x12.50R15:15x8:8x6.5/8x165.1:+0:-;35x12.50R15:15x8:8x6.5/8x165.1:+1:-;35x12.50R17:17x8.5:8x6.5/8x165.1:+0:-;35x12.50R17:17x8.5:8x6.5/8x165.1:+1:-;35x12.50R17:17x9:8x6.5/8x165.1:-12:-;315/70R17:17x9:8x6.5/8x165.1:-12:-;35x12.50R17:17x9:8x6.5/8x165.1:+0:-;315/70R17:17x9:8x6.5/8x165.1:+0:-;35x12.50R17:17x9:8x6.5/8x165.1:+1:-;315/70R17:17x9:8x6.5/8x165.1:+1:-;35x12.50R18:18x8.5:8x6.5/8x165.1:+0:-;295/70R18:18x8.5:8x6.5/8x165.1:+0:-;35x12.50R18:18x8.5:8x6.5/8x165.1:+1:-;295/70R18:18x8.5:8x6.5/8x165.1:+1:-;35x12.50R18:18x9:8x6.5/8x165.1:-12:-;295/70R18:18x9:8x6.5/8x165.1:-12:-;285/75R18:18x9:8x6.5/8x165.1:-12:-;35x12.50R18:18x9:8x6.5/8x165.1:+0:-;295/70R18:18x9:8x6.5/8x165.1:+0:-;35x12.50R18:18x9:8x6.5/8x165.1:+1:-;295/70R18:18x9:8x6.5/8x165.1:+1:-;35x12.50R18:18x10:8x6.5/8x165.1:-25:-;295/70R18:18x10:8x6.5/8x165.1:-25:-;35x12.50R18:18x10:8x6.5/8x165.1:-19:-;295/70R18:18x10:8x6.5/8x165.1:-19:-;35x12.50R18:18x10:8x6.5/8x165.1:-18:-;295/70R18:18x10:8x6.5/8x165.1:-18:-;35x12.50R20:20x9:8x6.5/8x165.1:-12:-;35x11.50R20:20x9:8x6.5/8x165.1:-12:-;295/65R20:20x9:8x6.5/8x165.1:-12:-;295/60R20:20x9:8x6.5/8x165.1:-12:-;35x12.50R20:20x9:8x6.5/8x165.1:+0:-;295/60R20:20x9:8x6.5/8x165.1:+0:-;35x12.50R20:20x9:8x6.5/8x165.1:+1:-;295/60R20:20x9:8x6.5/8x165.1:+1:-;35x12.50R20:20x10:8x6.5/8x165.1:-25:Minor Trimming;35x12.50R20:20x10:8x6.5/8x165.1:-19:Minor Trimming;295/60R20:20x10:8x6.5/8x165.1:-19:Minor Trimming;35x12.50R20:20x10:8x6.5/8x165.1:-18:Minor Trimming;295/60R20:20x10:8x6.5/8x165.1:-18:Minor Trimming;35x12.50R20:20x12:8x6.5/8x165.1:-44:Trimming Required;35x12.50R22:22x10:8x6.5/8x165.1:-25:Minor Trimming;35x12.50R22:22x10:8x6.5/8x165.1:-19:Minor Trimming;285/55R22:22x10:8x6.5/8x165.1:-19:-;35x12.50R22:22x10:8x6.5/8x165.1:-18:Minor Trimming;285/55R22:22x10:8x6.5/8x165.1:-18:-;35x12.50R22:22x12:8x6.5/8x165.1:-44:Trimming Required