Differential lock how does it work

Like the name says, automatic locking differentials require no driver action and automatically lock the axles together when torque is applied. Some, like the Eaton MLocker, commonly found on GM pick-up trucks and SUVs normally operate as an open diff, and lock automatically upon loss of traction under 20 miles per hour , then unlock when conditions allow. Others, like the Detroit Locker , are normally locked, automatically unlocking during turns and re-locking when conditions allow.

Driver-selectable locking differentials require the driver to activate a switch, usually located on the dash, which activates the locking mechanism. Some lockers use a lever and cable to lock the axles together.

Eaton ELockers use a simple pushbutton and electromagnetic assembly to actuate the engagement collar, which locks the axles. Others use air known as air lockers and utilize a vacuum diaphragm to actuate the clutch, which locks the axles. Book a Service. Established in , we believe in exceptional customer service, haggle free pricing, 48hr money back guarantee and online vehicle purchase.

Buy your next vehicle online today from the comfort of your own sofa. Get Started Today! We accept the following online payment methods:. Company Info. Vehicle Valuation. Compare Saved Vehicles. There are two types of locking differentials — automatic and manual. Automatic diff locks will engage automatically when traction is lost. The diff lock will release once traction has been regained. Some automatic locking diffs will only disengage once one wheel is required to spin faster than the others.

Manual diff locks put the driver in control, enabling them to decide when and if extra traction is required. There are various types of manual diff locks, most of which are worked using a switch on the dashboard or gearstick. These either work with compressed air, an electromagnet or are cable-operated.

When your differential is locked, your vehicle will want to drive in a straight line, making corners difficult. With a history dating back to the beginning of World War II, many twists and turns have occurred during the evolution of the […]. November 12, The Locking Differential Explained:.

Automatic Lockers Automatic lockers lock and unlock automatically with no direct input from the driver. Below is a cutaway model of a Detroit Locker.

This is an actual hand operated Detroit Locker demonstrating how a Detroit Locker works. ARB Air Locker. Previous Causes of an Overheating Engine. Jeep Shows. Offroaders Staff. Cheap Tricks and Useful Tips.