Wheel Hub Extension

GM Genuine Parts Wheel Hub Extensions are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These extensions are typically installed between the rotors and wheels and are used to widen your GM vehicle's track, resulting in optimal handling. They also provide additional clearance inside the wheel for brake or suspension components.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).