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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1 Liter Fully Synthetic Gear Oil 75w90
10X Entries Into Our F80 M3 Sweepstakes
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Liqui-Moly - Corporate Logo
T#:597546
Part#: 22090
In Stock
25% off MSRP $ 30.99

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

$ 23.39 USD
Free Shipping on orders $49 and up
25% off MSRP
$ 30.99

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

$ 23.39 USD
Free Shipping on orders $49 and up

Maintain the longevity of your BMW's manual transmission and differential by incorporating this fully synthetic 75w90 weight gear oil into your maintenance routine. Flushing and replacing fluids at specified intervals, as per your owner's manual, is crucial to prevent costly issues in the future. Explore the benefits of this gear oil:

  • Specifically designed for BMW manual transmissions.
  • Fully synthetic hypoid gear oil for high performance.
  • Excellent protection in diverse weather conditions.
  • Maximum wear protection and precise functionality.
  • Enables longer oil change intervals.

Meets Specifications:

  • API GL4, GL5, MT-1
  • MIL-PRF 2105 E
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Febi Febi Manual Transmission Fluid (75w-80) - 1 Liter
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Febi - Corporate Logo
T#:1180762
Part#: G052911
In Stock
$ 29.99

This product was last offered at the strikethrough price on
07-10-2026

$ 22.99 USD
Free Shipping on orders $49 and up
$ 22.99 USD
Free Shipping on orders $49 and up
Fully synthetic high performance GL-5 gear oil excellent lubricating properties, high ageing resistance, and high wetting and adhesion properties
Elring Manual Transmission Gasket Set - E10, E21
2X Entries Into Our F80 M3 Sweepstakes
Elring - Corporate Logo
T#:596462
Part#: 23009065645
Ships in 2 Business Days
$ 56.75

This product was last offered at the strikethrough price on
08-31-2026

$ 50.35 USD
Free Shipping on orders $49 and up
$ 50.35 USD
Free Shipping on orders $49 and up
Stop your transmission leak

Elring - Corporate Logo
T#:13243
Part#: 23121205340
In Stock
$ 9.99

This product was last offered at the strikethrough price on
04-10-2026

$ 4.99 USD
Free Shipping on orders $49 and up
$ 4.99 USD
Free Shipping on orders $49 and up
SHAFT SEAL:H23120

Liqui Moly Manual Transmission / Differential Fluid 85w90 - 1 Liter ...
10X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Liqui-Moly - Corporate Logo
T#:394669
Part#: 20010
In Stock
29% off MSRP $ 17.99

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

$ 12.79 USD
Free Shipping on orders $49 and up
29% off MSRP
$ 17.99

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

$ 12.79 USD
Free Shipping on orders $49 and up
Interval transmission fluid changes are often recommended for manual transmissions to ensure long-term reliability and maximum wear prevention. Fresh fluid will prevent small amounts of metallic build up from preventing fluid flow and clogging filters and narrow channels.
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Elring Selector Shaft Seal - E36, E39, E46, E36 Z3
2X Entries Into Our F80 M3 Sweepstakes
Elring - Corporate Logo
T#:340660
Part#: 23121222677
In Stock
$ 5.14 USD
Free Shipping on orders $49 and up

Rubber seals are often hardened and damaged by excessive heat and constant temperature changes causing them to become brittle and crack or split. If your seal has split, replace it with a new Elring seal for long reliability and to prevent further problems.

Elring is one of the biggest OEM names in the manufacturing of high quality gaskets that are available for very affordable prices. Elring has supplied many automotive names for years with the gaskets that seal your car's components from day 1 so you can rest assured that these components will last for a long time to come!

Fits the following BMW's:
E36, E39, E46, E36 Z3

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Febi - Corporate Logo
T#:381870
Part#: 23121205340
Ships on Nov 30, 2026
$ 5.23 USD
Free Shipping on orders $49 and up
Located on the tail stock of the transmission
Liqui Moly Manual Transmission & Differential Fluid 75w90 - 1 Liter ...
10X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Liqui-Moly - Corporate Logo
T#:394667
Part#: 20012
In Stock
25% off MSRP $ 23.99

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

$ 17.95 USD
Free Shipping on orders $49 and up
25% off MSRP
$ 23.99

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

$ 17.95 USD
Free Shipping on orders $49 and up
Liqui Moly is an official sponsor of Turner Motorsport. We work closely with Liqui Moly to ensure your BMW is receiving optimal lubrication! Select your vehicle to make sure you are viewing the best Liqui Moly options for your application.
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Elring - Corporate Logo
T#:375352
Part#: 23111228314
In Stock
$ 7.13 USD
Free Shipping on orders $49 and up
For vehicles with manual transmission only

Selector Shaft Seal - Priced Each
We Price Match - Give Us A Call or Chat!
Febi - Corporate Logo
T#:16208928
Part#: 23111204223
Ships in 2 Business Days
$ 7.99

This product was last offered at the strikethrough price on
04-15-2026

$ 6.99 USD
Free Shipping on orders $49 and up
$ 6.99 USD
Free Shipping on orders $49 and up
Meistersatz - Corporate Logo
T#:403820
Part#: 24341422152
In Stock
$ 4.99 USD
Free Shipping on orders $49 and up
$ 4.99 USD
Free Shipping on orders $49 and up
Used in various parts of the transmission
High Performance Gear Oil (GL4+) SAE 75W-90 (20L JUG)
10X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Liqui-Moly - Corporate Logo
T#:577975
Part#: 20014
Ships in 1 Business Day
$ 500.99 USD
$ 500.99 USD

Turner Motorsport recommends flushing and replacing your manual transmission and differential fluid regularly to ensure proper component wear and prevent costly issues in the future. Refer to your owner's manual for specific intervals for flushing and refill.

Liqui Moly Gear Oil for your BMW

This fully synthetic 75w90 weight gear oil is designed to maintain smooth shifting in your transmission. Its unique multi-viscosity formula provides excellent protection in all weather conditions. Being fully synthetic, it guarantees smoother shifts across all vehicles.

Note: Verify that your application requires GL4 oil. This product meets API GL-4+ specifications.

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Liqui-Moly - Corporate Logo
T#:56291001
Part#: 22080
Ships in 2 Business Days
New Item
4% off MSRP $ 24.99

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

$ 23.99 USD
Free Shipping on orders $49 and up
4% off MSRP
$ 24.99

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

$ 23.99 USD
Free Shipping on orders $49 and up