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This Zone Off-Road C1173 1.75-inch leveling Kit for the GMC Sierra 1500 AT4 & AT4X 4wd models will give your vehicle a great new look with the ability to fit up to 33-inch tires once installed. These kits are designed to a higher standard, working within the factory suspension and steering geometry parameters to maximize potential while allowing optimal clearance for larger tires. Due to limitations with the factory UCA that may cause premature wear, these kits include high-strength adventure series upper control arms to provide long life, additional travel, and superior strength.
Top Features:
1.75-inch Front lift for level stance
3-piece design with top mount spacer and 2 preload spacers to raise ride height without over-extending suspension during droop travel
High strength adventure series upper control arms allow more travel, increased strength and correct issues caused by using the factory UCAs
Maintains factory ride quality and characteristics
Allows for clearance for 33" tires (Tires 33 inch x 12.5, Rims 18x9, 20x9 with 5.5 inch backspacing)
Limited Lifetime Warranty
5-year / 100,000 Mile Drivetrain Warranty
Install Time: 1-2Â Hours
Limited Lifetime Warranty—Zone Offroad Products are backed by a limited lifetime warranty. This warranty guarantees all products to be free from defects in material and workmanship to the original retail purchaser. Â
Due to premature factory ball joint wear being witnessed by Zone Off-road customers on stock, leveled and lifted 2019-2024 GM 1500 trucks these kits come standard with C2314 upper control arms to ensure proper operation and long service life
Complete 1.75" leveling recommended for AT4 and Trail Boss suspension not as raked for the factory so installing without thin preload spacer will net 1-3/8" lift for a level stance.
Tires wider than 295/ cannot be installed on factory wheels due to clearance issues to the steering knuckles.
Will not fit adaptive ride control (ARC) equipped models