CSK-G53-3 | CST Suspension 4.5 Inch Stage 3 Suspension System (2019-2023 Silverado Trail Boss 1500, Sierra AT4 1500 4WD)

CST PERFORMANCE SUSPENSION is proud to announce our 4.5″ Suspension System for the 19-21 Chevy Trail Boss and GMC AT4 1500 trucks.
This all new CSS-C3-25 kit will provide superior performance on and off road. Sub frames are designed to give you the most ground clearance and protect vital front suspension components. Laser cut and machined knuckles provide strength and durability.

CST Performance Suspension products are designed and manufactured in the USA to the highest standards for quality, performance, and durability.

Kit Features:
High Clearance Sub Frames
Fabricated Knuckles
Sway Bar Drops
Front Diff Drops
ABS Drop Brackets

CSK-G53-3 19-21 CHEVY TRAIL BOSS/GMC AT4 1500 4WD 4.5″ SUSPENSION SYSTEM STAGE 3
CSS-C3-C25-B1 SUBFRAMES, DIFF DROPS, HARDWARE
CSS-C3-C25-B2 KNUCKLES
CSA-3507 DIRT SERIES COILOVERS
CSB-C14-12 4″ FABRICATED OFFSET LIFT BLOCKS
CSU-C15-11.5 11.5″ U-BOLT KIT
CSA-5526 DIRT SERIES REAR SHOCKS

Wheel and Tire Fitment
Fits 35″ tire no trimming (based on 20×9 w/5″ backspacing)
Fits 37″ with minor trimming
5″ max backspacing
Must run 20″ or larger wheel