This oil filler cap seal is made of ACM (Polyacrylate) with an inner diameter of 60.5 mm and an outer diameter of 74.5 mm. It is compatible with various BMW models including the 3 Series (E46, E36, E36 Compact), 5 Series (E60, E61, E39, E34), X3 (E83), X5 (E53), Z3 Roadster (E36), Z4 Roadster (E85), Z4 Coupe (E86), and 7 Series (E38, E65, E66, E67). It also fits LAND ROVER Defender SUV (L316) and Defender Pickup (L316), WIESMANN MF3 Roadster, and ALPINA B10 (E39), B3 (E46, E46 Kombi, E46 Coupe, E46 Cabriolet), and B10 Kombi (E39). The part numbers associated with this seal are 11121703410, 11121720801, and 11127526447. The goods tariff number is 8409919990.