Need MPG information on the 2007 GMC Yukon XL 2500? Visit Cars.com and get the latest information, as well as detailed specs and features. ... Sport Red Metallic. ... Towing capacity: 7,700 lbs ...Get detailed information on the 2007 GMC Yukon XL 2500 including specifications and data that includes dimensions, engine specs, warranty, standard features, options, and more. Cargo capacity, all seats in place: 45.8 cu.ft. 45.8 cu.ft. 45.8 cu.ft. Maximum payload: 1562 lbs. 1587 lbs. 1655 lbs. Length: 222.4 in. 222.4 in. 222.4 in. Maximum towing capacity: 7900 lbs. 8200... May 04, 2020 · GMC emphasized improvements in space and towing capacity in the redesigned Yukon. With the 5.3-liter V-8, towing increased by more than 20% in both standard and XL versions, effectively making it ...