2 Pieces (SET) Back Glass Window Lift Supports 2002 To 2006 Chevrolet Trailblazer/GMC Envoy And 2003 To 2006 Isuzu Ascender FITS: 2002 To 2006 Chevrolet Trailblazer / GMC Envoy And 2003 To 2006 Isuzu Ascende FITS EXTENDED BODY WITH 3 ROW SEATS ONLY Extended Length: 19.96 in--Compressed Length:13.66 in Need to replace a lift support? Not sure which one you need? No problem. Contact us by email Amazon@partsavenue.us or call us at (631) 750-1941 Whether you're a professional mechanic or a do-it-yourself guru, we can provide you with detailed installation instructions. LifeTime Limited Warranty On All Our Lift Supports*. See Warranty Details