Feature:1. Vehicle Fitment: Tail light bulbs socket adapter fits for 1500 2500 3500HD 1999-2007; Fit for Venture 2000-2007; Fit for Montan 2001-2003; Fit for Envoy 2002-2007.2. Compatible Bulb Model: Car bulbs socket plug connector is suitable for 3157 3057 3155 3357 3457 3757 4057 4114 4157 3156 3056 3456 4156 bulb models.3. High Toughness Material: The tail light socket is made from plastic that ensures high strength, wear resistant, prolonging the life of the socket and ensuring its reliability.4. Water Resistant Design: The tail light socket is designed with excellent water resistant that allows it to operate normally even under severe weather conditions, ensuring safe lighting.5. Easy to Install: Pre wired socket design makes installation a breeze, allowing for easy connection to the vehicle's power supply without the need for complicated steps.Specification:Item Type: Tail Light SocketMaterial: ABSWorking Voltage: DC12-24VCompatible bulb model: 3157 3057 3155 3357 3457 3757 4057 4114 4157 3156 3056 3456 4156Fitment:Fit for 1500 2500 3500HD 1999-2007Fit for Venture 2000-2007Fit for Montan 2001-2003Fit for Envoy 2002-2007.Package List:4 xTail Light Socket