1. The SM8 4x4 also had a differential lock on the rear axle. 2. Drive to the front axles is selectable and all axles have differential locks . 3. Got the Electronic Differential Lock that swaps torque between the wheels on each axle. 4. And there is no differential lock offered on the Mountaineer. 5. These vehicles have full-time four-wheel drive with low and high ranges _ and differential locks . 6. The ASTC system is now capable of detecting the operating status of the rear differential lock . 7. Due to its torsional stiffness and use of differentials locks the vehicle had exceptional offroad capabilities. 8. The rear differential lock has been discontinued. 9. The transfer case involves a high / low range selector lever and a central differential lock lever. 10. The 4MATIC system does not have mechanical differential locks , but an electronic traction system ( 4ETS ).