| 2019 | Chevrolet | Silverado 1500 | Custom, LT | Crew Cab Pickup | 2.7L I4, 5.3L V8, 6.2L V8 | Trailboss Crew Cab 5.3L V8 4WD GMT T1XX; Front +0-0.2" RHA; WT, Custom, LT, RST, LTZ, Z71, High Country Crew Cab 5.3L/6.2L 4WD GMT T1XX | EXCLUDES ADAPTIVE RIDE CONTROL; Front +0-2.0" RHA; WT, Custom, LT, RST, LTZ, Z71, High Country Crew Cab 5.3L/6.2L 2WD GMT T1XX | EXCLUDES ADAPTIVE RIDE CONTROL; Front +0-2.5" RHA; WT, Custom, LT, RST, LTZ, Z71, High Country Crew Cab 2.7L 4 Cyl. 4WD GMT T1XX | EXCLUDES ADAPTIVE RIDE CONTROL; Front +0-2.5" RHA; WT, Custom, LT, RST, LTZ, Z71, High Country Crew Cab 2.7L 4 Cyl. 2WD GMT T1XX | EXCLUDES ADAPTIVE RIDE CONTROL; Front +0-2.5" RHA |
| 2020 - 2021 | Chevrolet | Silverado 1500 | Custom, LT | Crew Cab Pickup | 2.7L I4, 3.0L I6, 5.3L V8, 6.2L V8 | Trailboss Crew Cab 5.3L V8 4WD GMT T1XX; Front +0-0.2" RHA; WT, Custom, LT, RST, LTZ, Z71, High Country Crew Cab 2.7L 4 Cyl. 4WD GMT T1XX | EXCLUDES ADAPTIVE RIDE CONTROL; Front +0-2.5" RHA; WT, Custom, LT, RST, LTZ, Z71, High Country Crew Cab 5.3L/6.2L 4WD GMT T1XX | EXCLUDES ADAPTIVE RIDE CONTROL; Front +0-2.0" RHA; WT, Custom, LT, RST, LTZ, Z71, High Country Crew Cab 2.7L 4 Cyl. 2WD GMT T1XX | EXCLUDES ADAPTIVE RIDE CONTROL; Front +0-2.5" RHA; WT, Custom, LT, RST, LTZ, Z71, High Country Crew Cab 5.3L/6.2L 2WD GMT T1XX | EXCLUDES ADAPTIVE RIDE CONTROL; Front +0-2.5" RHA; LT, RST, LTZ, HIGH COUNTRY Crew Cab 3.0 Diesel 4WD T1XX | EXCLUDES ADAPTIVE RIDE CONTROL; Front +0-1.9" RHA |
| 2022 - 2026 | Chevrolet | Silverado 1500 | Custom, LT | Crew Cab Pickup | 2.7L I4, 3.0L I6, 5.3L V8, 6.2L V8 | Trailboss Crew Cab 3.0L 6 Cyl. Turbo Diesel 4WD GMT T1XX; Front +0-0.3" RHA; Trailboss Crew Cab 5.3L V8 4WD GMT T1XX; Front +0-0.2" RHA; WT, Custom, LT, RST, LTZ, Z71, High Country Crew Cab 2.7L 4 Cyl. 4WD GMT T1XX | EXCLUDES ADAPTIVE RIDE CONTROL; Front +0-2.5" RHA; WT, Custom, LT, RST, LTZ, Z71, High Country Crew Cab 2.7L 4 Cyl. 2WD GMT T1XX | EXCLUDES ADAPTIVE RIDE CONTROL; Front +0-2.5" RHA; LT, RST, LTZ, HIGH COUNTRY Crew Cab 3.0L 6 Cyl. Turbo Diesel 4WD GMT T1XX | EXCLUDES ADAPTIVE RIDE CONTROL; Front +0-1.9" RHA; WT, Custom, LT, RST, LTZ, Z71, High Country Crew Cab 5.3L/6.2L 4WD GMT T1XX | EXCLUDES ADAPTIVE RIDE CONTROL; Front +0-2.0" RHA; LT, RST, LTZ, HIGH COUNTRY Crew Cab 3.0L 6 Cyl. Turbo Diesel 2WD GMT T1XX | EXCLUDES ADAPTIVE RIDE CONTROL; Front +0-2.3" RHA; WT, Custom, LT, RST, LTZ, Z71, High Country Crew Cab 5.3L/6.2L 2WD GMT T1XX | EXCLUDES ADAPTIVE RIDE CONTROL; Front +0-2.5" RHA |
| 2022 | Chevrolet | Silverado 1500 LTD | Custom, LT | Crew Cab Pickup | 2.7L I4, 5.3L V8, 6.2L V8 | Trailboss Crew Cab 5.3L V8 4WD GMT T1XX; Front +0-0.2" RHA; WT, Custom, LT, RST, LTZ, Z71, High Country Crew Cab 2.7L 4 Cyl. 4WD GMT T1XX | EXCLUDES ADAPTIVE RIDE CONTROL; Front +0-2.5" RHA; WT, Custom, LT, RST, LTZ, Z71, High Country Crew Cab 2.7L 4 Cyl. 2WD GMT T1XX | EXCLUDES ADAPTIVE RIDE CONTROL; Front +0-2.5" RHA; WT, Custom, LT, RST, LTZ, Z71, High Country Crew Cab 5.3L/6.2L 4WD GMT T1XX | EXCLUDES ADAPTIVE RIDE CONTROL; Front +0-2.0" RHA; WT, Custom, LT, RST, LTZ, Z71, High Country Crew Cab 5.3L/6.2L 2WD GMT T1XX | EXCLUDES ADAPTIVE RIDE CONTROL; Front +0-2.5" RHA |
| 2019 | GMC | Sierra 1500 | Base, Elevation, SLE, SLT | - | | Front: +0-2.0" RHA; Front: +0-2.5" RHA |
| 2020 - 2021 | GMC | Sierra 1500 | Base, Elevation, SLE, SLT | - | | Front: +0-2.0" RHA; Front: +0-2.5" RHA; Front: +0-1.9" RHA |
| 2023 | GMC | Sierra 1500 | - | - | 2.7L I4, 3.0L I6, 5.3L V8, 6.2L V8 | Front: +0-2.5" RHA; Front: +0-1.9" RHA; Front: +0-2.0" RHA; Front: +0-2.3" RHA |
| 2024 - 2026 | GMC | Sierra 1500 | - | - | 3.0L I6, 5.3L V8, 6.2L V8 | Front: +0-2.3" RHA; Front: +0-2.0" RHA; Front: +0-2.5" RHA; Front: +0-1.9" RHA |
| 2019 | GMC | Sierra 1500 | Base | Crew Cab Pickup | 5.3L V8, 6.2L V8 | SIERRA, SLE, ELEVATION, SLT Crew Cab 5.3L/6.2L 4WD GMT T1XX; Front +0-2.0" RHA; SIERRA, SLE, ELEVATION, SLT Crew Cab 5.3L/6.2L 2WD GMT T1XX; Front +0-2.5" RHA |
| 2020 - 2021 | GMC | Sierra 1500 | AT4, Base | Crew Cab Pickup | 3.0L I6, 5.3L V8, 6.2L V8 | AT4 Crew Cab 3.0L 6 Cyl. Turbo Diesel 4WD GMT T1XX; Front +0-0.3" RHA; SIERRA, SLE, ELEVATION, SLT Crew Cab 5.3L/6.2L 4WD GMT T1XX; Front +0-2.0" RHA; SIERRA, SLE, ELEVATION, SLT Crew Cab 5.3L/6.2L 2WD GMT T1XX; Front +0-2.5" RHA |
| 2022 | GMC | Sierra 1500 | AT4, SLE, SLT | Crew Cab Pickup | 2.7L I4, 3.0L I6, 5.3L V8, 6.2L V8 | AT4 Crew Cab 3.0L 6 Cyl. Turbo Diesel 4WD GMT T1XX; Front +0-0.3" RHA; SIERRA, SLE, ELEVATION, SLT Crew Cab 2.7L 4 Cyl. 4WD GMT T1XX; Front +0-2.5" RHA; SLE, ELEVATION, SLT Crew Cab 3.0L 6 Cyl. Turbo Diesel 4WD GMT T1XX; Front +0-1.9" RHA; SIERRA, SLE, ELEVATION, SLT Crew Cab 5.3L/6.2L 4WD GMT T1XX; Front +0-2.0" RHA; SLE, ELEVATION, SLT Crew Cab 3.0L 6 Cyl. Turbo Diesel 2WD GMT T1XX; Front +0-2.3" RHA; SIERRA, SLE, ELEVATION, SLT Crew Cab 5.3L/6.2L 2WD GMT T1XX; Front +0-2.5" RHA |
| 2023 | GMC | Sierra 1500 | SLT | Crew Cab Pickup | 5.3L V8, 6.2L V8 | SIERRA, SLE, ELEVATION, SLT Crew Cab 5.3L/6.2L 4WD GMT T1XX; Front +0-2.0" RHA |
| 2024 - 2026 | GMC | Sierra 1500 | SLE, SLT | Crew Cab Pickup | 2.7L I4, 5.3L V8, 6.2L V8 | SIERRA, SLE, ELEVATION, SLT Crew Cab 2.7L 4 Cyl. 4WD GMT T1XX; Front +0-2.5" RHA; SIERRA, SLE, ELEVATION, SLT Crew Cab 5.3L/6.2L 2WD GMT T1XX; Front +0-2.5" RHA |
| 2022 | GMC | Sierra 1500 Limited | - | - | | Front: +0-1.9" RHA; Front: +0-2.0" RHA; Front: +0-2.5" RHA |