The Chevrolet Tahoe and GMC Yukon currently serve as General Motors' full-size SUVs. Lengthened wheelbase models are available for both as the Suburban for the Tahoe and Yukon XL for the Yukon. A luxury Denali model joined the Yukon lineup in 1998. As of 2002, a Denali version of the Yukon XL was also available as the Yukon XL Denali.