OER Parts offers a wide selection of Seat Frame Parts for your 2008 GMC Yukon XL 2500. OER Parts offers 2008 GMC Yukon XL 2500 Seat Back Panels, 2008 GMC Yukon XL 2500 Seat Frames, 2008 GMC Yukon XL 2500 Seat Knobs, 2008 GMC Yukon XL 2500 Seat Mounting Brackets, 2008 GMC Yukon XL 2500 Seat Springs, 2008 GMC Yukon XL 2500 Seat Tracks, and 2008 GMC Yukon XL 2500 Seat Trim.