6156 Gas Charged Liftgate Lift Support for Cadillac Escalade ESV EXT Chevrolet Tahoe Suburban 1500 2500 GMC Yukon XL 1500 2500,Set of 2 (black 2) Brand New High Quality Replacement Rear Window Glass Lift Supports Vehicle location: Liftgate. Interchange number: 6156,SG330076 Perfect fits Cadillac/Chevrolet/GMC Extended Length A [in]:22.70,Compressed Length B [in]:15.45,Stroke C [in]:7.25 PRODUCT WARRANTY for all lift supports, welcomes to contact us at first time. Extended Length A [in]: 22.70 Compressed Length B [in]: 15.45 Stroke C [in]: 7.25