GM AXLES
Gear Setup Torque and Backlash Specifications
| Type | Carrier Bearing Cap Bolt Torque
2 |
Ring Gear Bolt Torque
2 |
Ring Gear Backlash
3 |
Pinion Preload
4 |
|
| New | Used | ||||
| Olds/Pont D/O | 70 | 55 | .006-.010 | 14-19 | 6-7 |
| 63-79 Corvette | 60 | 55 | .006-.010 | 14-19 | 6-8 |
| D36 Corvette | 55 | 55 | .006-.010 | 12-15 | 6-8 |
| D44 Corvette | 55 | 55 | .006-.010 | 14-19 | 6-9 |
| 55P | 60 | 55 | .006- .010 | 14-18 | 6-8 |
| 55T | 60 | 55 | .006- .010 | 14-18 | 6-8 |
| 7.2" IFS | 60 | 55 | .006- .010 | 11-14 | 6-7 |
| 7.5"/7.625"
1 |
60 | 65 | .003- .006 | 12-15 | 6-7 |
| 7.5"/7.625"
5 |
60 | 65 | .006- .010 | 12-15 | 6-7 |
| 7.6" | 60 | 65 | .006- .010 | 12-15 | 6-7 |
| 7.75" | 60 | 65 | .006- .010 | 12-15 | 6-7 |
| 8.0" | 60 | 65 | .003- .006 | 12-15 | 6-7 |
| 8.2" | 60 | 55 | .006- .010 | 12-15 | 6-7 |
| 8.2" BOP | 60 | 55 | .006- .010 | 12-15 | 6-7 |
| 8.25" IFS | 55 | 65 | .006- .010 | 14-19 | 6-8 |
| 8.5"/8.6"
1, 10 |
60 | 65 | .003- .006 | 14-19 | 6-8 |
| 8.5"/8.6"
5, 10 |
60 | 65 | .006- .010 | 14-19 | 6-8 |
| 8.6" IRS
1 |
60 | 65 | .003- .006 | 14-19 | 6-8 |
| 8.875"
6 |
60 | 55 | .006- .010 | 14-19 | 6-8 |
| 8.875"
7 |
60 | 55 | .006- .010 | 13-15 | 6-7 |
| 9.25" IFS | 80 | 75 | .006- .010 | 15-22 | 7-9 |
| 9.5" | 80 | 75 | .006- .010 | 15-22 | 7-9 |
| 10.5"
8 |
135 | 120 | .006- .010 | 20-35 | 8-11 |
| 10.5"
9 |
175 | 120 | .005- .007 | 15-25 | 8-11 |
| 11.5" | 200 | 175 | .005- .007 | 20-30 | 8-11 |
| 12 Bolt Pass | 60 | 55 | .006- .010 | 14-19 | 6-8 |
| 12 Bolt Truck | 60 | 55 | .006- .010 | 13-15 | 6-7 |
| HO72
10" Ring Gear |
175 | 120 | .006- .010 | Preset |
|
1 - 2-CUT
2 - Torque in FT-lbs
3 - In inches
4 - Torque in in-lbs
5 - 5-CUT
6 - 12 Bolt (P)
7 - 12 Bolt (T)
8 - 14 Bolt Pin support
9- w/o Pin Support
10 - 8.5 Maximum recommended tire size 35"