Section 121 (Rear Axle - 11 1/2 Aa): Specifications: Specifications
WARNING: This page is about a different car, the 2012 RAM Pickup and 2012 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
AXLE
| DESCRIPTION | SPECIFICATION |
|---|---|
| Axle Ratio | 3.73, 4.10 |
| Ring Gear Diameter | 292 mm (11.5 in.) |
| Ring Gear Backlash | 0.13 - 0.18 mm (0.005 - 0.007 in.) |
| Pinion Torque To Rotate - New Bearings | 1.69 - 2.82 N.m (15 - 25 in. lbs.) |
| Pinion Torque To Rotate - Original Bearings | 1 - 2 N.m (10 - 20 in. lbs.) |
| Total Torque to Rotate - New Bearing | 3.4 - 5.6 N.m (30 - 50 in. lbs.) |
| Total Torque to Rotate - Original Bearing | 2.8 - 5.1 N.m (25 - 45 in. lbs.) |
| Fill Level - From Bottom of Fill Hole | 6 mm (1/4 in.) ± 6 mm (1/4 in.) |
TORQUE SPECIFICATIONS
| DESCRIPTION | N.m | Ft. Lbs. | In. Lbs. |
|---|---|---|---|
| Fill Hole Plug | 32 | 24 | - |
| Differential Cover Bolts | 40 | 30 | - |
| Bearing Cap Bolts | 281 | 207 | - |
| Ring Gear Bolts | 237 | 175 | - |
| Axle Flange Bolts | 129 | 95 | - |
| Adjuster Lock Bolt | 25 | 18 | - |