3.5 in. Lift Kit with Vertex Shock for 2025 GMC Sierra 1500 — Red
- Fits 2025 GMC Sierra 1500 4WD and RWD — Elevation, Pro, SLE, and SLT
- 3.5-inch front lift with 2.5 inches at the rear to level the factory rake
- Kit contents: red forged aluminum upper control arms, Vertex 2.5 adjustable left and right front struts, 2x Vertex 2.5 rear shocks, strut kit box
- Does not fit Denali, Denali Ultimate, AT4, AT4X, diesel, or 2019 Classic (2018 body) models
- Downloadable installation guide available
The Trail Fortress check
Will it fit your truck?
✓ Fits
✕ Does not fit
- 2019 "Classic" models (2018 body style) Does NOT fit Denali or Denali Ultimate models
- AT4 models
- AT4X models
Due to variances in motor weight Rough Country's replacement strut options do NOT work on diesel models. Fitment on this page is based on the manufacturer’s application data.
About this kit
3.5 in. Lift Kit with Vertex Shock, fitment-checked
Rough Country 28850RED_A is a 3.5-inch lift kit for the 2025 GMC Sierra 1500 in 4WD and RWD, pairing the front lift with 2.5 inches at the rear for a level stance. Red forged aluminum upper control arms and Vertex 2.5 adjustable front struts and rear shocks are part of the kit. It does not fit Denali, Denali Ultimate, AT4, AT4X, or diesel trucks.
This 3.5-inch lift kit for the 2025 GMC Sierra 1500 covers Elevation, Pro, SLE, and SLT trims in both 4WD and RWD, raising the front 3.5 inches and the rear 2.5 inches. The box holds red forged aluminum upper control arms with pre-installed POM ball joints, left and right Vertex 2.5 adjustable front struts, two Vertex 2.5 rear shocks, and a strut hardware box. Confirm your trim first: Denali and Denali Ultimate, AT4 and AT4X, and diesel trucks are all excluded, as are 2019 Classic bodies. A downloadable Rough Country installation guide is available.
What’s in the box
Kit contents
- 1× Red Forged Upper Control Arms 29501RED$349.95
- 1× 288 Strut Kit Box 28831991
- 1× Vertex 2.5 Adj FR Lh 3.5in 685066L
- 1× Vertex 2.5 Adj FR Rh 3.5in 685066R
- 2× Vertex 2.5 RR 2-3.5in 695738
Priced components are sold separately here, so a worn shock or arm can be replaced on its own later.
Rough Country shares subassemblies across kits, so individual package labels can carry broader application ranges. The complete 28850RED_A kit fits the vehicles shown in the fitment section above.
Specifications
Specs
| Brand | Rough Country |
| Part number | 28850RED_A |
| UPC / GTIN | 00840269974250 |
| Shock package | Vertex series |
| Shipping weight | 141 lb |
| Country of origin | TH |
| Category | Suspension & Lift Kits › Lift Kits |
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