Drive Belt Tensioner with Base Plate and Pivot Arm for Water Pump/Alternator Belt (Shock Type Hydraulic);BMW part# 11 28 7 838 797, INA (OEM).;Please see FITMENT CHART below under PRODUCT DESCRIPTION.;NOTE: When converting cars originally equipped with mechanical tensioner also use- (1) 09 0434 001 Conversion Kit (see our store)

• BMW (1991-07 6cyl) HYDRAULIC Drive Belt Tensioner + pivot arm

BMW (1991-07 6cyl) HYDRAULIC Drive Belt Tensioner + pivot armINA