BMW E90 320d rear shocker. BMW 320d front shocker. BMW 520 front shocker. BMW 520 rear shocker. BMW F10 front shocker. BMW F10 rear shocker. 1. Purpose of Rear Shock Absorbers Rear shocks keep the rear wheels planted on the ground, absorbing impacts and reducing the bounce after hitting bumps or potholes. They improve handling and safety by providing better control over the vehicle, particularly during turns or while driving on uneven surfaces. 2. Signs of Failing Rear Shock Absorbers Excessive Bouncing: If the car bounces excessively after hitting a bump, it could indicate worn-out shocks. Poor Handling and Stability: Worn shocks can lead to a floaty feeling, body roll in turns, and reduced control at high speeds. Visible Leaks: Hydraulic fluid leaking from the shock absorber is a clear sign it needs to be replaced. Uneven Tire Wear: If the shocks are not dampening properly, the tires can wear unevenly due to inconsistent contact with the road. Knocking or Clunking Noise: Damaged or worn shock mounts or bushings can lead to clunking sounds from the rear suspension,