6" Lift Kit - M1 - Chevy 4WD 01-10
6 Inch Lift Kit | M1 | Chevy Silverado & GMC Sierra 2500HD 4WD (2001-2010)
Commanding lift.
Confident ride
Transform your first-generation Chevy or GMC 2500HD with Rough Country's 6-inch suspension lift kit, engineered to deliver the perfect balance of height, handling, and rugged capability. Run up to 35-inch tires and enjoy increased ground clearance without sacrificing factory ride quality, giving you exceptional performance both on and off the road.Engineered for strength and performance options
This premium lift kit includes CNC-machined knuckles, heavy-duty laser-cut front and rear crossmembers, and your choice of Rough Country's expertly valved N3, M1, or V2 shocks, each offering a unique blend of control and comfort for any driving style. Precision-designed differential and torsion bar drop brackets maintain proper geometry and driveline angles, ensuring a smooth, stable ride across any terrain.Built for durability and clearance
A full set of high-clearance drop crossmembers and a protective skid plate safeguard vital components while preserving maximum ground clearance. Premium front CV spacers and sway-bar links complete the package, providing reliable performance and long-lasting strength under demanding conditions.Complete package, unmatched value
Rough Country's 6-inch suspension lift kit comes with everything you need to elevate your truck's stance and performance, backed by Rough Country's limited lifetime replacement warranty for total peace of mind.
Vehicle fitment & tire options
Vehicle fitment
- 2001-2010 Chevy Silverado 2500 HD (4WD)
- 2001-2010 GMC Sierra 2500 HD (4WD)
Features
- Factory ride comfort: Maintains the smooth, factory-quality ride you love while enhancing performance.
- Boosted ground clearance: Conquer rough terrain with added height and confidence.
- Tire upgrade ready: Designed to easily accommodate up to 35x12.50 tires for an aggressive stance.
- Precision-crafted knuckles: One-piece cast knuckles CNC-machined for superior strength and alignment.
- High-clearance protection: Integrated skid plate shields vital components without reducing ground clearance.
- Custom shock options: Choose your ideal performance setup with available N3, M1, or V2 shock configurations.
Product specifications
Product category: Susp Lift Kits 4wd
Manufacturer: Rough Country
Manufacturer part number: 29740
UPC: 840269917257
Country of origin: United States
Manufacturer-listed weight: 203.40 lbs
Product notes & installation
Requires minor modification to the front differential. If equipped with factory 17-inch wheels and purchasing new wheels - the new wheels must be 17-inch or larger. Use of a 35x12.50 tire may require modification to the front valance. If equipped with a gas engine, then an exhaust reroute modification may be needed for front driveshaft clearance.
Torsion bar unloading tool required for installation. Available here!
Sku
1067Refund Policy
Returns accepted within 30 days of purchase. Items must be unused, in original packaging, and include proof of purchase. Restocking fees may apply. Non-returnable items: custom orders, electrical parts, and used products. For full details, visit our Refund Policy page.




