Control arms typically add 1-2 degrees caster above stock alignment specifications.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.For replacement ball joints use service kit ZONF8202. Ball joint is directional and must be installed with the ‘dot’ facing either inward or outward on the vehicle, otherwise damage may occur.This kit will NOT fit AT4X or ZR2 models with the Multimatic ShocksStock Wheels and Tires will require 1/4" Wheel Spacer to clear upper control arm.Recommended:295/60 20x9 w/ 6.18-5.5" BS (Chevy); 295/55 20x9 w/ 6.18-5.5" BS (GMC)35/12.50 18x9 w/ 20x9; 5.5" BS (Chevy)*33/12.50 18x9 w/ 20x9; 5.5" BS (GMC)**295/60 20x9 w/ 6.18-5.5" BS (GMC)**285/55 20x9; 285/60 18x9; 285/65 17x9 w/ 6.18-4.5" BS (GMC & Chevy)*285/60 20x9; 285/70 18x9; or 285/75 17x9 w/ 6.18" to 5.5" BS (GMC or Chevy)
- High strength adventure series upper control arms allow more travel, increase strength and correct issues caused by kits using the factory UCAs
- 3-piece design with top mount spacer and 2 preload spacers to raise ride height without over-extending suspension during droop travel
- Maintains ride quality and handling characteristics
- Allows clearance for 33-34" tires
- Includes Factory Protection Plus
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2019-2025 | Chevrolet | Silverado 1500 | Custom Trail Boss |
| 2019-2025 | Chevrolet | Silverado 1500 | LT Trail Boss |
| 2019-2025 | GMC | Sierra 1500 | AT4 |