BMW Transmission Parts for BMW E21 320i M10 1.8L

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Looking for parts for your BMW automatic transmission or manual transmission? You'll find many of the parts available to service your BMW's transmission here. While internal transmission servicing and rebuilding should be done by professionals, there are a lot of things on the outside of the transmission that you can service or replace yourself. These include gearbox seals, o-rings, gaskets, automatic transmission filters, backup light switches, mounting bolts, flanges, collar nuts, screw plugs, Mechatronics, and more.

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Bav Auto Differential, Transfer Case, Transmission Oil-Pan Wrench
Bav Auto Differential, Transfer Case, Transmission Oil-Pan Wrench ...
10X Entries Into Our F80 M3 Sweepstakes
Bav Auto Tools - Corporate Logo
T#:580353
Part#: B8800025
Ships on Sep 30, 2026
Sale - Save 25% $ 32.99

This product was last offered at the strikethrough price on
05-03-2026

$ 24.74 USD
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Sale - Save 25%
$ 32.99

This product was last offered at the strikethrough price on
05-03-2026

$ 24.74 USD
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The proper size for removing BMW drain plugs.
Genuine BMW Output Shaft Seal
Genuine BMW Output Shaft Seal
For vehicles with a production date from 09/1979 up to 09/1982
Genuine BMW - Corporate Logo
T#:181126
Part#: 23121205342
In Stock
Sale - Save 9% $ 29.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 27.15 USD
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$ 29.99

This product was last offered at the strikethrough price on
08-26-2026

$ 27.15 USD
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Genuine BMW Shaft Seal - 40X55X8
This item fits the following BMW Chassis:
E30 M3,E34 M5,E30,E34

Genuine BMW Counter Shaft Roller Bearing
Genuine BMW Counter Shaft Roller Bearing
Genuine BMW - Corporate Logo
T#:49988
Part#: 23121224076
In Stock
Sale - Save 8% $ 74.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 68.86 USD
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Sale - Save 8%
$ 74.99

This product was last offered at the strikethrough price on
08-26-2026

$ 68.86 USD
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Genuine BMW Roller Bearing - 44X25X19,65
This item fits the following BMW Chassis:
E30,E34

Genuine BMW Copper Washer - 16 X 22 X 1.5 mm - Cooling Line Fitting at Transmission - E28
Genuine BMW Copper Washer - 16 X 22 X 1.5 mm - Cooling Line Fitting a...
Genuine BMW - Corporate Logo
T#:28589
Part#: 07119963276
In Stock
Sale - Save 27% $ 1.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 1.45 USD
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Sale - Save 27%
$ 1.99

This product was last offered at the strikethrough price on
08-26-2026

$ 1.45 USD
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Genuine BMW Gasket Ring -
This item fits the following BMW Chassis:
E30

Bav Auto Transmission 17mm Drain Plug Wrench - Manual Transmission
Bav Auto Transmission 17mm Drain Plug Wrench - Manual Transmission ...
10X Entries Into Our F80 M3 Sweepstakes
Bav Auto Tools - Corporate Logo
T#:580447
Part#: B8800142
In Stock
Sale - Save 25% $ 19.99

This product was last offered at the strikethrough price on
05-03-2026

$ 14.99 USD
Free Shipping on orders $49 and up
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Sale - Save 25%
$ 19.99

This product was last offered at the strikethrough price on
05-03-2026

$ 14.99 USD
Free Shipping on orders $49 and up
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Makes changing your transmission fluid an easy task. 1/2 " drive, for use in BMWs with 17mm female allen transmission drain plugs.
Genuine BMW Ball Cup Lower - 25111207744 - E30
Genuine BMW Ball Cup Lower - 25111207744 - E30
Genuine BMW - Corporate Logo
T#:7616
Part#: 25111207744
In Stock
Sale - Save 17% $ 7.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 6.64 USD
Free Shipping on orders $49 and up
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Sale - Save 17%
$ 7.99

This product was last offered at the strikethrough price on
08-26-2026

$ 6.64 USD
Free Shipping on orders $49 and up
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Replace your damaged shifter cup to ensure smooth shifter operation.


Genuine BMW Ball Cup Lower -
This item fits the following BMW Chassis:
E30

 

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