💡【VEHICLE COMPATIBILITY】Taillight assembly is compatible with GMC Sierra 1500 2016-2018.Compatible with GMC Sierra 2500 HD 2015-2019.Compatible with GMC Siera 3500 HD 2015-2019 (2-Door Regular Cab，4-Door Extended Cab，4-Door Crew Cab).Not Compatible with 3500 HD Dually Models.Not Compatible with 2014 Old Body Style Models.Not Compatible with Models w/ Factory LED Tail Lights. 💡【PREMIUM HOUSING MATERIALS】This taillight is sturdy constructed with a fully sealed heavy duty housing made of high quality OEM grade polycarbonate plastic, waterproof up to IP65, ensuring excellent weather and impact resistance. New lenses and reflectors ensure a pleasant and comfortable driving experience. 💡【SAFETY & DURABILITY】Made of premium materials that meet or exceed OEM requirements. Micro-prism reflectors and chrome finishes within the taillights increase the light's reflectivity, making it easier for vehicles to notice you at night. Give you a safer comfortable driving experience. Stable characteristics and high reliability. 💡【EASY INSTALLATION】Plug-n-play installation. Direct Bolt-On OE Fitment or Replacement for the stock unit. Requires no modification or drilling. Note: installation instruction is not included. 💡【FITMENT】2016-2018 GMC SIERRA 1500 TAIL LIGHT Partslink Number#: GM2801281C, GM2800281C, OEM Part Number: 84288725, 84288724. Bulbs Information: BRAKE LIGHT:7444LL(INCLUDED), TAIL LIGHT:7444LL(INCLUDED), TURN SIGNAL LIGHT:7444LL(INCLUDED)，BACK UP LIGHT:921(INCLUDED),Side Marker Light:194(INCLUDED). JSBOYAT Halogen Tail Light Fits for 2016-2018 GMC Sierra 1500 2015-2019 GMC Sierra 2500 HD 3500 HD Outer Rear Light Taillight Assembly OE Brake Tail Lamp w/Bulbs Right Passenger Side