One device that allows the rear wheels of cars to corner at different speeds is the rear differential. The rear differential is a mechanical device that allows the rear wheels of a vehicle to rotate at different speeds while cornering. This is important because when a car is turning, the inside wheel travels a shorter distance than the outside wheel, causing them to rotate at different speeds. If the rear wheels were locked together, it would cause a lot of stress on the tires and suspension system.

The rear differential allows the wheels to rotate at different speeds by using a set of gears that distribute power evenly between the two wheels. This helps to reduce tire wear and improve overall handling and stability when cornering. There are different types of rear differentials, including open differentials, limited-slip differentials, and locking differentials, each offering various levels of traction and control.

One common type of rear differential is the limited-slip differential, which uses a clutch pack or viscous fluid to limit wheel spin and provide better traction when cornering. Another option is a locking differential, which locks both rear wheels together for maximum traction in off-road or slippery conditions.

Overall, the rear differential is a crucial component of a car's drivetrain system that allows the rear wheels to corner at different speeds, improving overall performance and handling. To learn more about rear differentials and how they work, you can visit websites like Popular Mechanics or Car and Driver.

In conclusion, the rear differential is a vital component of a car's drivetrain system that allows the rear wheels to rotate at different speeds when cornering. Understanding how the rear differential works can help improve overall handling, traction, and performance of a vehicle. Make sure to regularly maintain and service your rear differential to ensure optimal performance and longevity of your car's drivetrain system.

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