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🇨🇦 Proudly Canadian! All orders ship from Canada. No Tariffs. No hidden fees. No surprises.


SKU: SKU: RL-44-3965
6-inch big lift kit with Bilstein 5100 Series rear shocks for 2019-2023 GM 1500 4WD trucks.
A comprehensive 6-inch system with boxed steel front/rear cross-members and a 3/16-inch front skid plate, 1/4-inch differential drop brackets, angled/offset strut extensions with a lower-mount pre-load spacer, and 5-inch fabricated rear blocks. Engineered and tested for ride quality that can surpass the stock setup. Fits 2019-2023 Silverado and Sierra 1500 4WD, excluding Trail Boss and AT4/AT4X models.
Fits: 2019-2023 Chevy Silverado / GMC Sierra 1500 4WD. Excludes Trail Boss and AT4/AT4X. Traditional steel leaf springs only (identified by square U-bolts).
Up to 35x12.50 on 20x9 wheels with 0 offset with no trimming; 35x12.50 or 325/60R20 on 20x10 -18 offset with trimming.
Use of the Auto 4 Hi feature is not recommended. Not for Adaptive Ride Control, Multimatic vehicles, or rear composite mono-leaf springs.
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