Rear Drive Axle/Differential: Specifications
WARNING: This page is about a different car, the 2012 Land Rover Range Rover Sport and 2011 Land Rover Range Rover Sport. However, it is still accessible from the selected car via links, so may be relevant.
SEALERS
| Item | Land Rover Part No. |
|---|---|
| Input shaft flange nut | STC 50553 |
| Input shaft splines | STC 50554 |
| Differential (ETM) unit locking motor | STC 50550 |
LUBRICANTS
| Item | Specification |
|---|---|
| * Recommended lubricant: | |
| 'Open' unit | Castrol SAF-XO - 75W/90 |
| Electronic torque managed (ETM) unit | Castrol SAF Carbon Mod Plus |
* Do not use any lubricant other than that specified
CAPACITIES
| Unit | Capacity |
|---|---|
| 'Open' differential | 1.1 liters (2.3 US pints) (1.16 US quarts) |
| Electronic torque managed (ETM) differential | 1.5 liters (3.17 US pints) (1.6 US quarts) |
REAR 'OPEN' DIFFERENTIAL
| Item | Specification |
|---|---|
| Reduction ratio: | |
| V6 Diesel engine - Automatic transmission | 3.54:1 |
| V8 Diesel engine - Automatic transmission | 3.54:1 |
| V8 SC Petrol engine - Automatic transmission | 3.54:1 |
| V8 N/A Petrol engine - Automatic transmission | 3.73:1 |
REAR ELECTRONIC TORQUE MANAGED (ETM) DIFFERENTIAL
| Item | Specification |
|---|---|
| Electronic torque managed (ETM) range | Up to 2500 Nm (98.5 lbf/ft) |
| Electronic torque managed (ETM) motor | Operates the ball/ramp mechanism and wet clutch. Motor incorporates a temperature sensor and is controlled by an ECU |
| Differential type | 4 pin |
| Reduction ratio: | |
| V6 Diesel engine | 3.54:1 |
| V8 Diesel engine | 3.54:1 |
| V8 Supercharged Petrol engine | 3.54:1 |
| V8 N/A Petrol engine | 3.73:1 |
TORQUE SPECIFICATIONS
| Description | Nm | lb-ft |
|---|---|---|
| Oil drain plug | 54 | 40 |
| Oil filler plug | 34 | 25 |
| Oil temperature sensor | 22 | 16 |
| ++ Differential locking motor | 10 | 7 |
| Differential front mounting bolt | 275 | 203 |
| Differential rear mounting bolts | 175 | 129 |
| * Driveshaft to rear axle drive flange Torx bolts | 150 | 110 |
| Lower arm to wheel knuckle | 275 | 203 |
| Toe link bolt | 175 | 129 |
| Stabilizer bar link nuts | 115 | 85 |
| **+ Halfshaft retaining nut | 350 | 258 |
| Fuel tank heat shield nuts | 3 | 2 |
| Fuel tank heat shield bolts | 5 | 4 |
| Road wheel nuts | 140 | 103 |
* New "Patchlok' Torx bolts must be installed
** New nut must be installed
+ Stake nut on completion of tightening operation
++ Apply sealant, Part No. STC 50550 to flange of locking motor