[Compatibility] Halogen Headlight Assembly Set, with LED DRL. Replacement For 2014-2015 Sierra 1500 / 2015-2019 Sierra 2500HD, 3500HD. Compatible with models that have factory LED daytime running lights (LED DRL). Bulbs are included. [Compatibility] DOES NOT compatible models with 2014 old body style. Does NOT compatible with factory Xenon HID headlights models. Left&Right Headlight Assembly with Bulbs, with LED DRL. [Included Components] Assembly INCLUDES BULBS, LED DRL, lens, housing, and socket, direct replacement for your original headlights, no wiring or any other modification needed. [Warranty & Safety] 1 Year limited warranty. 30 DAYS HASSLE-FREE RETURN. DOT&SAE compliant Headlight Headlamp Assembly. Meet or exceed FMVSS 108 standards for photometry and safety compliancet, Certified ISO9001:2000 and QS9000. [Durable] Alligator Auto Lights Headlight is made of high quality materials which is excellent durability, not easy to deformation and fracture. Our lens offer superior UV protection, does not fade under long-term sunlight, can be kept brand new even after long time use.

Headlight Assembly 2015 2016 2017 Sierra 1500 2500HD 3500HD:

Bulbs Included: YES

Position: Right&Left Side

Compatibility:

Compatible with models that have factory LED daytime running light (DRL). For models with factory headlights without LED DRL: This headlight will fit, but the LED DRL will only light up with the parking lights.

Compatible Vehicle Information:

Sierra 1500 - 2014 (Not Compatible with Old Body Style)
Sierra 1500 - 2015 2016 2017 2018
Sierra 2500 HD 2015 2016 2017 2018 2019
Sierra 3500 HD - 2015 2016 2017 2018 2019

(Does not compatible with factory Xenon HID headlights models)