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How to Use a Differential Lock?

1 Answers

MollyDella

07/30/25 3:46am

When a vehicle is passing through muddy sections with poor passage capability, the differential lock can be engaged to enhance the vehicle's traction. The function of the differential lock is to lock the planetary gear mechanism of the differential, turning the connected ends into a rigid connection, thereby eliminating speed differences. Normally, when a car turns, the inner wheels travel a shorter distance than the outer wheels, which can lead to unstable steering and increased tire friction. More details are as follows: 1. The differential component allows the wheels on both ends of the power output shaft to decouple, enabling unequal speeds. 2. When driving through poor road conditions, locking the differential ensures both wheels receive equal power, providing greater force to a stuck vehicle and significantly increasing the chances of escape. 3. This enhances the vehicle's off-road capability and is commonly used in military vehicles, off-road vehicles, and engineering vehicles. Based on the locking mechanism, differential locks can be categorized into: forced locking type, high-friction self-locking type, Torsen type, and viscous coupling type.

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