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BMW Transmission Parts for BMW 7 Series E23 (1978-1987)

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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

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T#:597546

Part#: 22090

In Stock

23% off MSRP $ 28.95

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

$ 22.19 USD

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23% off MSRP

$ 28.95

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

$ 22.19 USD

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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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Pentosin ATF 8 Automatic Transmission Fluid - 1 Liter - BMW 8HP Trans...

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T#:45963154

Part#: 1058110

In Stock

$ 26.99

This product was last offered at the strikethrough price on
04-28-2026

$ 25.99 USD

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$ 25.99 USD

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Transmission fluid is responsible for both cooling and lubricating sensitive transmission components. Over time, this fluid becomes contaminated by particulate from clutch and gear components wearing down. This contamination reduces the fluid's ability to act as a lubricant, eventually leading to increased wear and tear within the transmission. To prevent excess wear and keep your transmission in top shape, the fluid and filter should be replaced regularly. As per ZF's recommendations, we suggest performing a full service on your 8HP automatic transmission every 50,000 miles. If your vehicle has been modified to produce more power than stock or if it is regularly track-driven, we recommend shorter 30,000-mile service intervals. This will ensure your transmission's fluid is free from contamination, which will help extend the life of internal transmission components, such as clutch packs and solenoids.

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Pentosin ATF 8 Automatic Transmission Fluid - 5 Liters - BMW 8HP Tran...

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T#:45997487

Part#: 1058210

In Stock

$ 113.99

This product was last offered at the strikethrough price on
04-28-2026

$ 109.99 USD

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$ 109.99 USD

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Liqui Moly Manual Transmission / Differential Fluid 85w90 - 1 Liter ...

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T#:394669

Part#: 20010

In Stock

18% off MSRP $ 14.95

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

$ 12.25 USD

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Qty

18% off MSRP

$ 14.95

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

$ 12.25 USD

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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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Pentosin Super DOT4 Brake Fluid - 1 Liter

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2X Entries For Our G87 M2 Sweepstakes!

T#:348645

Part#: BF1P4

In Stock

$ 19.99 USD

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$ 19.99 USD

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Boiling Point - Dry 265°C (509°F) / Wet >165°C (329°F)

Liqui Moly Manual Transmission & Differential Fluid 75w90 - 1 Liter ...

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T#:394667

Part#: 20012

In Stock

33% off MSRP $ 21.95

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

$ 14.79 USD

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Qty

33% off MSRP

$ 21.95

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

$ 14.79 USD

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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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High Performance Gear Oil (GL4+) SAE 75W-90 (20L JUG)

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T#:577975

Part#: 20014

In Stock at Vendor

$ 500.99 USD

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$ 500.99 USD

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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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Pentosin ATF 9 Automatic Transmission Fluid - 1 Liter

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T#:46134785

Part#: 1058111

Ships on Jul 28, 2026

$ 31.99 USD

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$ 31.99 USD

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Pentosin ATF9 is specially developed with reduced viscosity to optimize the performance of the latest generation 8 and 9-speed ZF automatic transmissions. Pentosin ATF 9 has been developed to deliver outstanding friction control to ensure excellent shifting performance.

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Pentosin ATF 9 Automatic Transmission Fluid - 5 Liters

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T#:46134786

Part#: 1058211

Ships on Jul 28, 2026

$ 139.99 USD

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$ 139.99 USD

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Pentosin ATF9 is specially developed with reduced viscosity to optimize the performance of the latest generation 8 and 9-speed ZF automatic transmissions. Pentosin ATF 9 has been developed to deliver outstanding friction control to ensure excellent shifting performance.

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