| Part | Manufacturer | OEM Part # | Price | Notes |
| Rear Axle |
| Axle Assembly |
| Without Rear Disc Brakes |
| 8.625 |
| 3.23 Ratio |
| Without Limited Slip | GMO | 25869875 | 3179.62 | Contact Dealer for most current part and price information. |
| With Limited Slip | GMO | 22874944 | 2854.07 | |
| 3.42 Ratio |
| Without Limited Slip | GMO | 25869906 | 3226.41 | Contact Dealer for most current part and price information. |
| With Limited Slip | GMO | 22874930 | 2854.07 | |
| 3.73 Ratio |
| Without Regular Cab | GMO | 25869915 | 3194.47 | Contact Dealer for most current part and price information. |
| With Regular Cab | GMO | 22874940 | 2854.07 | |
| 4.10 Ratio | GMO | 25869921 | 2963.48 | Contact Dealer for most current part and price information. |
| 9.50 |
| Without Limited Slip | GMO | 25903650 | 3088.34 | Contact Dealer for most current part and price information. |
| With Limited Slip | GMO | 25903651 | 3088.34 | Contact Dealer for most current part and price information. |
| With Rear Disc Brakes |
| 3.42 Ratio |
| Without Limited Slip | GMO | 20937814 | 2648.88 | |
| With Limited Slip | GMO | 20937815 | 2756.76 | |
| 3.73 Ratio |
| Without Limited Slip | GMO | 25976714 | 2705.36 | Contact Dealer for most current part and price information. |
| With Limited Slip | GMO | 25858922 | 2786.52 | Contact Dealer for most current part and price information. |
| 4.10 Ratio | GMO | 25928295 | 3137.86 | Contact Dealer for most current part and price information. |