Parts Information
| Part | Manufacturer | OEM Part # | Price | Notes |
| 136, 236, 246 | ||||
| Case | GMO | 12475010 | 470.52 | |
| 233 | ||||
| Extension Housing | ||||
| Without Extended Cab | GMO | 15665311 | 168.00 | |
| With Extended Cab | GMO | 15665311 | 168.00 | |
| Rear Case | GMO | 12544079 | 174.33 | |
| Front Case | GMO | 12383601 | 587.50 |