7-Inch Lift Kit for 2WD Chevy Silverado & GMC Sierra 1500
- Fits 2014–2018 Silverado 1500 and Sierra 1500 in RWD, plus 2019 Silverado 1500 LD
- Not for Denali, Denali Ultimate, or eAssist (ECO Hybrid) models
- Verify cast aluminum, cast steel, or stamped steel control arms before ordering
- Cutting and drilling required; 18-inch or larger wheels
- 0.25 inch spacer 1065 to keep factory wheels; calibrator 90009 with larger tires
The Trail Fortress check
Will it fit your truck?
✓ Fits
✕ Does not fit
- Denali or Denali Ultimate models
- Models with eAssist (ECO Hybrid) package
Requires cutting and drilling. To ensure proper fit please confirm if the stock control arms are cast aluminum cast steel or stamped steel. For a visual please click here. IMPORTANT! - Installation of larger tires will require Rough Country's Speedometer Calibrator SKU: 90009. Tire and Wheel Details 18-inch or larger wheels are required. If wider than 35x12.50 R20 tires are used offset wheels will be required and trimming may be required. Please test fit wheels prior to installation. To retain factory wheels a 0.25" wheel spacer will be required SKU: 1065. Fitment on this page is based on the manufacturer’s application data.
About this kit
7-Inch Lift Kit, fitment-checked
The two-wheel-drive version of Rough Country's 7-inch knuckle kit (part 18731), for 2014–2018 Chevy Silverado 1500 and GMC Sierra 1500 RWD and the 2019 Silverado 1500 LD. Denali, Denali Ultimate, and eAssist (ECO Hybrid) trucks are excluded, cutting and drilling are required, and wheels must be 18 inches or larger.
Rear-drive Silverado 1500 trims from WT to High Country are covered, along with the SSV, GMC Sierra 1500 in Base, SLE and SLT, and the 2019 Silverado 1500 LD. The box carries driver- and passenger-side knuckles, a high-clearance crossmember, and a strut and shock set. Confirm whether your control arms are cast aluminum, cast steel, or stamped steel before ordering. Larger tires need speedometer calibrator 90009, factory wheels need a 0.25 inch spacer (part 1065), and anything wider than 35x12.50 R20 wants offset wheels and possibly trimming. Shipping weight: 184.55 lb.
What’s in the box
Kit contents
- 1× 7in Box 187BOX1
- 1× 7in Crossmember Box 17430BOX2
- 1× 7in Aluminum Stamped Steel Dr Knuckle 17430BOX11
- 1× 7in Aluminum Stamped Steel Ps Knuckle 17430BOX12
- 1× 174 Strut & Shock Box 174BOX2
Rough Country shares subassemblies across kits, so individual package labels can carry broader application ranges. The complete 18731 kit fits the vehicles shown in the fitment section above.
Specifications
Specs
| Brand | Rough Country |
| Part number | 18731 |
| UPC / GTIN | 00843030169473 |
| Lift height | 7 in |
| Shipping weight | 184.55 lb |
| Country of origin | US |
| Category | Suspension & Lift Kits › Lift Kits |
| Installation guide | Downloadable PDF |
Why buy here