Suspension and Components› Suspension Kits

Rough Country

1x 23178 6 Inch Lift Kit Chevy GMC Sierra Silverado 2500 4WD (1999-2004)

$1,299.95

SKU: R04C 25930A

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Rough Country 6-inch suspension lift kit for heavy-duty trucks, offering increased ground clearance for up to 35x12.50 inch tires while maintaining factory ride comfort. Features CNC-machined knuckles, laser-cut front/rear crossmembers, and an integrated skid plate. Includes application-valved N3 (or N2.0) series shock absorbers; configurable shock options (N3, V2 Monotube, or M1 Monotube) may be available.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandRough Country
Part NumberR04C 25930A

Videos

Installing 1999-2006 GM 1500 6-inch Suspension Lift Kit by Rough Country

Installing 1999-2006 GM 1500 6-inch Suspension Lift Kit by Rough Country
Rough Country 6 Inch Lift Kit - How To Install A Lift Kit on Chevy Silverado / GMC Sierra Tutorial

Rough Country 6 Inch Lift Kit - How To Install A Lift Kit on Chevy Silverado / GMC Sierra Tutorial
1999-2006 Silverado & Sierra Rough Country 1.50-2 in. Suspension Leveling Lift Kit Review & Install

1999-2006 Silverado & Sierra Rough Country 1.50-2 in. Suspension Leveling Lift Kit Review & Install
Silverado Leveling Kit Install

Silverado Leveling Kit Install
1999-2006 GM 1500 6-inch Suspension Lift Kit by Rough Country

1999-2006 GM 1500 6-inch Suspension Lift Kit by Rough Country
Rough Country 6-Inch Lift Kit Review

Rough Country 6-Inch Lift Kit Review

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy