Blessed Performance has the Readylift AT4/Trail Boss Plus 2.0" SST Lift Kit for 2025-2026 GM 1500 AT4/Trail Boss 4WD trucks.
Highlights:
- +2" SST Lift Kit: 2025-2026 GM AT4 & Trail Boss.
- Not compatible with Sierra AT4X or Silverado ZR2 Edition.
- 2" front lift combines with factory 2" lift.
- CNC-machined billet aluminum top spacer and pre-load spacer kit with heavy-duty control arms
- 1-ton ball joints and maintenance-free pivot bushings
- Includes 3" tall OE style cast iron rear lift blocks with new U-bolts
- AT4 - Max tire 305/55-20, 20x9 0 offset wheel
- Trail Boss - Max tire 295/65-20, 20x9 0 offset wheel