GM Genuine Parts Leaf Spring Insulators are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These insulators' main function is to help dampen vibrations or sounds that may enter the vehicle interior from various road conditions. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)

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• Helps dampen vibrations or sounds
• Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
• GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
• GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
• GM regularly updates production and service part designs to integrate new materials and technologies