Compatible Models: Rear leaf spring bumper stop fit for Chevrolet Silverado 1500 1999-2006; Fit for GMC Sierra 2000 2001 2002 2003 2004 2005 2006; Perfectly replace 15712438 523-049, please carefully check model and part number to ensure suitability Durable Materials: Axle jounce bumpers is made of high-quality materials, with higher hardness and better crack resistance, which can maintain excellent performance for a long time, durable and reliable, and is an essential accessory for your car Provide Smoother Driving: This rear bump stop can reduce the vibration generated by the vehicle during driving, improve the operability of the vehicle, and enable you to drive more smoothly, enjoy a comfortable riding experience Improving Vehicle Safety: Leaf spring bumper stop can disperse forces, reduce dents or damage to surface of car, protect the vehicle and your safety, maintain the advanced appearance of the vehicle, greatly improve the safety of vehicle Easy to Install: 2 x Rear Bump Stops, replace directly, you can lift up the pickup truck and replace the old one with our bump block, installation is simple and convenient; Note: To ensure driving safety, please regularly check and replace bumper block Compatible Models:
Fit for GMC Sierra 1500 1999-2006
Fit for GMC Sierra 1500 Classic 2007
Fit for GMC Sierra 1500 HD 2001-2003
Fit for GMC Sierra 1500 HD 2005-2006
Fit for GMC Sierra 1500 HD Classic 2007

Fit for Chevrolet Silverado 1500 1999-2006
Fit for Chevrolet Silverado 1500 Classic 2007
Fit for Chevrolet Silverado 1500 HD 2001 2002 2003
Fit for Chevrolet Silverado 1500 HD 2005-2006
Fit for Chevrolet Silverado 1500 HD Classic 2007
(1999 2000 2001 2002 2003 2004 2005 2006 2007 select models)

Replacement Part Number: Replace 15712438 523-049

When do you need to replace the bump stop?
1. Severe wear, the buffering and shock-absorbing effect is significantly reduced
2. Abnormal noise, rear suspension system makes a clicking or tapping sound
3. Decreased vehicle handling and stability
4. Uneven tire wear: The buffer block is worn, causing the suspension system to be unable to properly absorb impacts and collisions, resulting in uneven tire wear
5. Regular maintenance and replacement, ensure driving stability and safety