Exchange final drive I=38:11=3,45 for 320i up to 09/1985 without cat, you need 1 for 1 car and for 320i up to 09/1985 without cat only for country version I, you need 1 for 1 car and for 320i all years of manufacturing without cat only for country version F, you need 1 for 1 car
Exchange final drive I=41:10=4,10 for 320i from 09/1987 up without cat, you need 1 for 1 car and for 320i up to 09/1988 with cat, you need 1 for 1 car and for 320i from 09/1986 up to 09/1987 without cat only for country version I, you need 1 for 1 car and for 320i from 09/1988 up only manual gear box with cat, you need 1 for 1 car
Exchange final drive I=43:11=3,91 for 320i from 09/1985 up to 09/1987 only manual gear box without cat, you need 1 for 1 car and for 320i from 09/1985 up to 09/1986 only manual gear box without cat only for country version I, you need 1 for 1 car
Exchange final drive I=45:13=3,46 for 323i from 05/1984 up without cat, you need 1 for 1 car and for 323i from 09/1984 up without cat only for country version E, F, I, you need 1 for 1 car, fits only for automatic gear box and 5 speed overdrive gear box
Exchange final drive, differential 25% I=40:11=3,64 for 320i only automatic gear box, without cat, from 09/1985 up to 09/1986, only for country version I, you need 1 for 1 car
Exchange final drive, differential 25% I=45:13=3,46 for 320iS all years of manufacturing only manual gear box, you need 1 for 1 car and for 323i from 05/1984 up without cat fits only for automatic gear box and 5 speed overdrive gear box, you need 1 for 1 car and for 323i from 09/1984 up without cat only for country version E, F, I fits only for automatic gear box and 5 speed overdrive gear box, you need 1 for 1 car
Exchange final drive, differential 25% I=47:11=4,27 for 320i from 09/1987 up to 09/1988 only for country version I, you need 1 for 1 car and for 320i from 09/1988 up without cat only for country version I, you need 1 for 1 car
Gasket set differential for 320i all years of manufacturing fits only for 5 speed sports gear box, you need 1 for 1 car and for 323i all years of manufacturing without cat fits only for 5 speed sports gear box, you need 1 for 1 car and for 323i up to 05/1983 without cat fits only for automatic gear box and 5 speed overdrive gear box, you need 1 for 1 car and for 323i up to 09/1984 without cat only for country version E, F, I, you need 1 for 1 car, only in conjuction with shaft seal outer