Two Rear Glass Gas Charged Lift Supports Back Window On Hatch For 02-06 Chevy Trailblazer EXT, 02-06 GMC Envoy XL, 03-05 Isuzu Ascender Limited. Long Wheel Base With 3rd Row Seats XL/EXT Models. WGS-159-2 Unlimited 3 Year Warranty Lifetime Warranty on all Components OEM Quality Replacement Individually Tested For Performance and Reliability Note: Will Only Work On Long Wheel Base with 3rd Row Seat Models