Qty (2) Chevrolet Trailblazer XL & EXT=Extra Long Body Style 2002 To 2008 Liftgate Lift Supports This listing includes 2 Lift Supports For the Liftgate. Extended Length from Center Mount to Center Mount is 23.21 in. Strong Arm supports use standards of high quality you can trust and use with confidence, they install easily in minutes, often times without special tools required. Includes a Limited Lifetime Warranty! Interchangable with the following OEM Numbers: 14271,15050911,15050912,15130343,15130344,15167999,15168000,4574,7506QE,8196165,8506VD,95155,RB8795155,SG230062