This CV boot is designed for specific BMW and Volvo models, compatible with automatic transmissions and built up to October 1993 and December 1992 respectively. It fits on the wheel side, rear axle, and transmission side of the vehicle. The inner diameter is 23mm for the first measurement and 52mm for the second, with a height of 75mm. This part is a replacement for several OEM part numbers including 33211205748, 33211207037, 33211225541, 33211227291, 33211227293, 33217840673, 33219067806, 33219067810, 33219067819, 33219067912, 3103799, and 3284415. It is used for models such as BMW 3 Series (E36, E30), Z3 Roadster (E36), Z3 Coupe (E36), and 8 Series (E31), as well as Volvo 340-360 series and 66 series.