Used and remanufactured transmissions that fit the 2018 GMC Yukon Xl 1500. Each unit below is matched to this vehicle, warranty-backed, and shipped with freight quoted at checkout from Ironclad.
Rule of thumb: a transmission replacement is usually worth it when the installed cost stays under 50% of what the 2018 GMC Yukon Xl 1500 is worth — most units below beat that comfortably.
As a general rule of thumb, a transmission replacement on a 2018 GMC Yukon Xl 1500 (mid-size sedan segment, vehicle value roughly $6,235–$7,935) is usually worth it when the installed cost stays under about $3,543 — roughly 50% of what the vehicle is worth.
Based on vendor-verified fitment data across 174 listed transmissions, remanufactured and new transmissions for this model cover the 2000–2014 model years. Always confirm your exact VIN or engine/transmission code before ordering, since fitment can vary by submodel or engine.
Yes, for the 2018 GMC Yukon Xl 1500's platform: used transmissions pulled from mechanically-identical sibling models — Chevrolet Tahoe, Chevrolet Suburban, Chevrolet Silverado 1500, GMC Yukon XL, GMC Sierra 1500, Cadillac Escalade, Cadillac Escalade ESV — can interchange, as long as the engine/drivetrain matches. Always verify the exact engine code before buying a used unit from a sibling model.
