Features: 1.OE Number: The referencing OE number of this door lock cylinder are 19121155, 19121155, which is molded and designed depend on the original data. 2.Fitment: The left right door lock cylinder is a replacement for Colorado LS 2006?2008, for Canyon SL 2006?2008, replacement for Hummer H3 Alpha 2008?2010. 3.High Performance: Door lock cylinder matches the fit and function of the original equipment lock cylinder, ensure stable performance and high reliability. 4.Robust Structure: The lock cylinder is designed with high precision, with excellent mechanical stability, durable and robust enough to resist break and crack. 5.Easy to Install: Stringently manufactured to meet the original standard, perfect replacement for the old or broken one, improving the time efficiency. Specification: Item Type: Front Door Lock Cylinder_x000D_ OE Number: 19121155, 19121155_x000D_ _x000D_ Material: Aluminium alloy_x000D_ Fitment:_x000D_ Fits for Colorado LS 2006-2008_x000D_ Fits for Colorado (submodel: LT, WT) 2006-2012_x000D_ Fits for Canyon SL 2006-2008_x000D_ Fits for Canyon (submodel: SLE, SLT, WT) 2006-2012_x000D_ Replacement for Hummer H3 Alpha 2008-2010_x000D_ Replacement for Hummer H3 Base 2007-2010_x000D_ Replacement for r H3 Championship Series 2009 Humm_x000D_ Replacement for Hummer H3 X 2007-2009_x000D_ Replacement for Hummer H3T (submodel: Alpha, Base) 2009-2010 Note: Please double check the part number of your item, matching information is for reference only._x000D_ If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!