4" Lift Front/3" lift Rear. 20x9 0 offset 295/65 R20 - Chevy Max tire size. 20x9 0 offset 295/55-R20 - GMC Max tire size No cutting or modifications are required. Increase ground clearance while maintaining the factory ride and handling. Include DOM tube steel upper control arms with heavy-duty ball joints and TCT maintenance-free pivot bushings. Note: Use of Auto 4 Hi feature is not recommended. Note: Not compatible Trail Boss, ZR2, and AT4 / AT4X, and 2019 classic body LD or Limited. NOT COMPATIBLE with vehicles equipped with rear composite mono-leaf springs