Support the vehicle body: The spring part of the rear axle spring . supports the weight of the vehicle body. According to the design and load requirements of the vehicle, the spring has a specific stiffness and can stably support the weight of the rear of the vehicle, ensuring that the vehicle can maintain the correct posture when stationary or driving, and maintaining the driving stability and controllability of the vehicle. Material: Made of rubber, it has good elasticity, can absorb vibration efficiently and enhance the buffering effect. It has strong wear resistance and can cope with long-term complex working conditions. It has excellent high and low temperature resistance and is suitable for long-term use. Non-destructive installation: The non-destructive installation design not damage the structure and paint of the vehicle name:rear axle spring . Part Number: 5285A-A5788E Fitment:for Ram 1500 2009-2020 Colour:Black & Silver Material:Rubber+Metal Package Contents: 1 x spring kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.