| 1994–1997 | Chevrolet | C1500 | Base | RWD | 4.3L / 5.0L / 5.7L / 6.5L | Extended Cab Pickup | Lowering Rate: F: 3" / R: 4" | C: 88–91 must use Alignment Kit #4950. |
| 1988–1998 | Chevrolet | C1500 | Cheyenne | RWD | 4.3L / 5.0L / 5.7L / 6.5L | Extended Cab Pickup | Lowering Rate: F: 3" / R: 4" | C: 88–91 must use Alignment Kit #4950. |
| 1988–1993 | Chevrolet | C1500 | Cheyenne | RWD | 6.2L | Extended Cab Pickup | Lowering Rate: F: 3" / R: 4" | C: 88–91 must use Alignment Kit #4950. |
| 1990–1992 | Chevrolet | C1500 | Cheyenne | RWD | 7.4L | Extended Cab Pickup | Lowering Rate: F: 3" / R: 4" | C: 88–91 must use Alignment Kit #4950. |
| 1988–1998 | Chevrolet | C1500 | Silverado | RWD | 4.3L / 5.0L / 5.7L | Extended Cab Pickup | Lowering Rate: F: 3" / R: 4" | C: 88–91 must use Alignment Kit #4950. |
| 1988–1993 | Chevrolet | C1500 | Silverado | RWD | 6.2L | Extended Cab Pickup | Lowering Rate: F: 3" / R: 4" | C: 88–91 must use Alignment Kit #4950. |
| 1994–1998 | Chevrolet | C1500 | Silverado | RWD | 6.5L | Extended Cab Pickup | Lowering Rate: F: 3" / R: 4" | C: 88–91 must use Alignment Kit #4950. |
| 1988–1993 | GMC | C1500 | Sierra | RWD | 4.3L / 5.0L / 5.7L / 6.2L | Extended Cab Pickup | Lowering Rate: F: 3" / R: 4" | C: 88–91 must use Alignment Kit #4950. |
| 1994–1998 | GMC | C1500 | Sierra SL | RWD | 4.3L / 5.0L / 5.7L / 6.5L | Extended Cab Pickup | Lowering Rate: F: 3" / R: 4" | C: 88–91 must use Alignment Kit #4950. |
| 1988–1998 | GMC | C1500 | Sierra SLE | RWD | 4.3L / 5.0L / 5.7L | Extended Cab Pickup | Lowering Rate: F: 3" / R: 4" | C: 88–91 must use Alignment Kit #4950. |