Parts Information
| Part | Manufacturer | OEM Part # | Price | Notes |
| Rear Axle | ||||
| Ring & Pinion | ||||
| 3.08 Ratio | GMO | 26038848 | 935.22 | |
| 3.42 Ratio | ||||
| 113" Wheelbase | GMO | 12471432 | 543.05 | |
| 129" Wheelbase | GMO | 12479205 | 506.42 | |
| 3.73 Ratio | ||||
| 113" Wheelbase | GMO | 12471433 | 454.51 | |
| 129" Wheelbase | GMO | 12479316 | 834.61 | |
| 4.10 Ratio | ||||
| 113" Wheelbase | GMO | 12471434 | 888.31 | |
| 129" Wheelbase | GMO | 12479200 | 785.11 |