The BDS Suspension BDS1800H 4 inch suspension lift kit for the GMC Sierra 1500 truck will allow for fitment of up to 35 inch diameter tires for a great off-road look. This is done without sacrificing ride quality and handling while being fully FMWSS 126 complaint.

This premium quality suspension lift kit is built around a set of 1/4 inch thick steel laser cut high clearance crossmembers that are designed to get maximum clearance and provide a rock solid mounting point for the factory lower control arms. Front strut spacer give additional height to the vehicle. 3 piece heavy duty front skid plates connects the cross members while protect steering and driveline components. Correct steering geometry is maintain using new ductile iron steering knuckles that keep the ESC system compatibility along with tubular upper control arms. CV axle angles are kept at a minimum using a multi-point front differential relocation system. The rear end is lifted using 3 inch tall axle blocks (replaces factory block) with extended ubolts.

Top Features

• Lifts vehicle 4 inch front / 3 inch rear
• 1/4 Inch Steel High Clearance Crossmembers
• 3 Piece Heavy Duty Front Skid Plate
• High Clearance design max clearance
• Tubular upper control arms with rubber bushings and indexed ball joints
• Ductile Iron Heavy Duty Steering Knuckles keep ESC System compliance
• Multi-Point Front Differential Relocation System
• Allows use of up 35 inch tires
• Average Install Time: 8 hours
• Proudly made in the USA, using only premium quality components
• Choice of BDS NX2 Shocks or Fox 2.0 Performance IFP Shocks
• No Fine Print Lifetime Warranty
• FMVSS No. 126 (ESC System) Compliant
• Factory Protection Plus

Tire & Wheel Combinations

• 35" x 12.50" w/20x9 / 22 x 9 and 5.5" - 6.25" back spacing
• 33" x 12.50" w/20x9 / 22x9 and 4.5" - 6.25" back spacing
• 35" x 12.50" w/17x8 / 17x9 / 18x9 and 4.5" back spacing

*Trimming may be required*

Premium Quality, Lifetime Warranty and Protection

BDS Suspension manufactures only premium quality suspension products. All are backed by a "No Fine Print" limited lifetime warranty. Guaranteeing all products to be free from defects in material and workmanship to the original retail purchaser. If you break it, they replace it...period.

Drivetrain Protection - BDS Suspension offers FREE 560Plus Factory Protection Plus. This supplemental drivetrain protection (5 years - 60,000 / 100,000 miles) on select vehicles gives you piece of mind with your purchase. Click here for more info

• Does not fit diesel models
• Requires frame bracket modification
• Will not fit Adaptive Ride Control (ARC) equipped models
• Factory 17" and 18" wheels cannot be reinstalled due to tie rod end interference, stock 20" wheels can be reinstalled.
• 17" Wheels with 4.5" backspacing should be test fit prior to mounting the tire to ensure proper clearance to the steering knuckle / tie rod.
• All aftermarket wheels should be test fit prior to mounting the tire to ensure proper clearance to the brake caliper. Some wheel profiles will not clear the brake caliper. These can be test fitted before the vehicle is lifted in a stock condition.
• Will NOT work with TrailBoss or AT4 models.
• Will not fit 2019-2020 1500 Classic models
• NOTE: This kit is NOT COMPATIBLE with vehicles equipped with rear composite mono-leaf springs. The mono-leaf is easily identifiable – the U-bolt is round/circular around the top of the leaf spring. This kit only works with vehicles equipped with traditional steel leaf springs – identified by ‘square’ U-bolts.