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BMW Drivetrain Parts

Building your perfect BMW is more than just adding horsepower and stiff suspension. Your drivetrain needs attention in order to deliver power effectively. Most BMWs feature comfortable clutch discs, heavy flywheels, long shifter throws, and open differentials. The drivetrain transmits power to the wheels, but can also be a source of power loss when it is designed for comfort rather than performance. Everything on this page will help you improve your power delivery and driving experience by providing custom Limited Slip Differentials, Short Shift Conversions, Performance Clutch Discs, Lightweight Flywheels, and anything else your BMW needs to be the perfect driving experience.

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Bav Auto Tools - Corporate Logo
T#:580353
Part#: B8800025
In Stock
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.
Bav Auto Tools - Corporate Logo
T#:578659
Part#: B3300000
In Stock
Sale - Save 3% $ 21.99

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

$ 21.33 USD
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Sale - Save 3%
$ 21.99

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

$ 21.33 USD
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Differential Fluid Extraction Adapter is an essential tool for efficiently draining and refilling differential fluid, ensuring your vehicle's differential system remains in optimal condition. Designed to work with most extraction pumps, this adapter simplifies maintenance tasks, making it easier to service your differential without the mess or hassle of traditional methods.

  • Efficient fluid extraction: Allows for quick and clean draining of differential fluid.
  • Versatile compatibility: Works with most extraction pumps, offering flexibility for various vehicle makes and models.
  • Hassle-free maintenance: Simplifies the process of refilling and draining differential fluid, reducing time and effort.
  • Durable construction: Built from high-quality materials to withstand frequent use and harsh conditions.
  • Easy installation: Designed for a secure fit and easy attachment to extraction pumps.

This Differential Fluid Extraction Adapter is a must-have for any vehicle owner looking to maintain the longevity and performance of their differential system.

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Bav Auto Tools - Corporate Logo
T#:580446
Part#: B8800141
In Stock
Sale - Save 25% $ 36.99

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

$ 27.74 USD
Free Shipping on orders $49 and up
Sale - Save 25%
$ 36.99

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

$ 27.74 USD
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Drain plug socket set. Set of 3 hex-head sockets make removal of transmission and differential drain plugs so much easier. Includes 10mm, 14mm and 17mm sizes. 3/8" drive

Bav Auto Tools - Corporate Logo
T#:585675
Part#: CBTTOOL
In Stock
Sale - Save 22% $ 89.99

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

$ 70.42 USD
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Sale - Save 22%
$ 89.99

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

$ 70.42 USD
Free Shipping on orders $49 and up
Bleed your slave cylinder with confidence using this clutch slave cylinder bleeder tool. Get the job done right the first time and assure that your clutch pressure is appropriate. Use the tools' adjustable piston rod to apply pressure to the cylinders' piston rod, making the process much simpler.
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Bav Auto Tools - Corporate Logo
T#:580336
Part#: B8800004
In Stock
Sale - Save 25% $ 38.99

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

$ 29.24 USD
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Sale - Save 25%
$ 38.99

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

$ 29.24 USD
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Use this high-quality fluid transfer pump to remove old fluid from power steering reservoirs, brake fluid reservoirs or differentials that do not have drain plugs (as on many later model BMWs), or to fill transmissions, differentials, and any other assemblies when changing the fluids.
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Bav Auto Tools - Corporate Logo
T#:580437
Part#: B8800132
In Stock
Sale - Save 10% $ 47.99

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

$ 43.19 USD
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Sale - Save 10%
$ 47.99

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

$ 43.19 USD
Free Shipping on orders $49 and up
Used to remove corrosion and ensure brake rotors, wheel spacers, etc sit flush on your hubs

Bav Auto Tools - Corporate Logo
T#:580429
Part#: B8800122
In Stock
Sale - Save 10% $ 40.99

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

$ 36.89 USD
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Sale - Save 10%
$ 40.99

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

$ 36.89 USD
Free Shipping on orders $49 and up
For use with B8800120 (Hub Puller Adapter) as an impact driver to aid in removal of stuck CV axle shafts.
Bav Auto Tools - Corporate Logo
T#:580335
Part#: B8800003
In Stock
Sale - Save 15% $ 60.99

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

$ 51.84 USD
Free Shipping on orders $49 and up
Sale - Save 15%
$ 60.99

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

$ 51.84 USD
Free Shipping on orders $49 and up
Use this high-quality fluid transfer pump to remove old fluid from power steering reservoirs, brake fluid reservoirs or differentials that do not have drain plugs (as on many later model BMWs), or to fill transmissions, differentials, and any other assemblies when changing the fluids. For draining differentials we recommend using the Bavarian Autosport adapter part # B3300000.
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Bav Auto Tools - Corporate Logo
T#:580367
Part#: B8800043
In Stock
Sale - Save 15% $ 37.99

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

$ 32.29 USD
Free Shipping on orders $49 and up
Sale - Save 15%
$ 37.99

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

$ 32.29 USD
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Use this tool to press the splined axle end out of the wheel flange or hub on rear-wheel drive and front-wheel drive 4 LUG BMWs and MINIs. This tool is also used to pull the front wheel bearing hub on 2-wheel drive BMW models with sealed bearing and hub assemblies.
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Vargas Turbo Technologies - Corporate Logo
T#:19593973
Part#: VTT-DCT-PAN
Ships in 10 Business Days
Starting at $ 523.99 USD
Free Shipping on orders $49 and up
Starting at $ 523.99 USD
Free Shipping on orders $49 and up
Product Features: Billet construction using 6061-T6 aluminum for long life, and added strength 80% or Almost DOUBLE the factory fluid capacity at 2000ML compared to 1150ML Machined fins for improved cooling Rare Erath magnet built in to pull metal from the fluid US-Made Viton Gasket -6 ORB drain plug for easy service VTT is Proud to offer the Billet Aluminum DCT Transmission pan. This pan is an upgrade from the factory equipped plastic pan, to a 6061-T6 aluminum anodized pan in a variety of colors. This DCT pan increases fluid capacity by 80%, almost DOUBLE the stock pan. This pan utilizes a US-made reusable Viton Gasket, a rare earth magnet built in to pull metal from the fluid, machined external fins to help aid in cooling, and a -6 ORB drain plug.
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Bav Auto Tools - Corporate Logo
T#:580421
Part#: B8800114
In Stock
Sale - Save 25% $ 29.99

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

$ 22.49 USD
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Sale - Save 25%
$ 29.99

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

$ 22.49 USD
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This is a thin-walled 1/2" drive 36mm impact socket - useful in removing or installing wheel bearing and axle nuts on several BMW models.
DKM - Corporate Logo
T#:639553
Part#: MS-006-005
Special Order: No Guaranteed ETA
$ 1,299.99 USD
Free Shipping on orders $49 and up

Turner Motorsport presents the MS Twin Disc Clutch Kit (MS-006-005) by DKM®, an exceptional clutch solution designed for BMW applications. Engineered to handle 100 to 200% more torque capacity, this twin disc kit features sprung organic discs, providing increased contact surface for higher torque capacity and an extended lifecycle. The kit includes a pressure plate, organic discs, steel flywheel, pilot bearing/bushing, throw-out bearing, and alignment tool for a comprehensive clutch upgrade.

  • High Torque Capacity: Holds 100 to 200% more torque to the wheels.
  • Durable Construction: Sprung organic discs for longevity and increased contact surface.
  • Complete Kit: Includes pressure plate, discs, steel flywheel, pilot bearing/bushing, throw-out bearing, and alignment tool.
  • CNC Machined Components: Ensures precision and reliability.
  • Powerful Performance: Rated for upwards of 650 ft/lbs of torque.
  • Billet Steel Flywheels: Enhances strength and durability.
  • Practicable Pedal Feel: Offers sport-inspired performance without sacrificing pedal feel.
  • Factory-Like Engagement: Maintains a close-to-factory engagement.
  • Street Capable: Ideal for high horsepower street applications.

Upgrade your BMW's clutch performance with the MS Twin Disc Clutch Kit from Turner Motorsport.

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Vargas Turbo Technologies - Corporate Logo
T#:26404860
Part#: VTT-F9X-LDK
Back Ordered
Starting at $ 314.99 USD
Free Shipping on orders $49 and up
Starting at $ 314.99 USD
Free Shipping on orders $49 and up
VTT noticed a hole in the F9X X3/4M market for a high-quality, lightweight, NVH-friendly, and easy-to-install Diff Lock Down kit to improve diff stability under launching, and hard cornering. So we did something about it and went to work on a very innovative design that 100% positively locks the diff down from movement, while shielding it from adding a ton of NVH, and can be used with the stock diff, and subframe bushings. This design uses existing mounting points on the vehicle, you do NOT have to remove the subframe or the Diff to install. Simply remove 4 differential bolts, drill two holes in the subframe slightly bigger, install two M8 riv-nuts, and install the lockdown, you do not even have to move the exhaust. A typical install can be 30-45 minutes for someone who is experienced working on vehicles, an hour or two if you like taking it slow. Features: Lightweight 1.5 lbs for the entire lockdown plate Uses FOUR connection points on the Diff, and three on the subframe for the ultimate in positive diff location, this will stop all diff movement on launch, saving your guibos, etc 100% Billet construction from 6061-T6 aluminum Anodized in 3 colors for corrosion resistance, a long-lasting finish, and good looks The subframe does NOT have to be removed for installation Uses all 12.9 grade hardware Does not add excessive NVH Positively locks down the diff to eliminate all unwanted movement under launches, acceleration, cornering, etc.
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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
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
Makes changing your transmission fluid an easy task. 1/2 " drive, for use in BMWs with 17mm female allen transmission drain plugs.
Vargas Turbo Technologies - Corporate Logo
T#:21176906
Part#: VTT-A9X-DLD
In Stock
Sale - Save 7% $ 313.99

This product was last offered at the strikethrough price on
05-04-2026

Starting at $ 291.99 USD
Free Shipping on orders $49 and up
Sale - Save 7%
$ 313.99

This product was last offered at the strikethrough price on
05-04-2026

Starting at $ 291.99 USD
Free Shipping on orders $49 and up
VTT noticed a hole in the A9X/Z4 market for a high-quality, lightweight, NVH-friendly, and easy-to-install Diff Lock Down kit to improve diff stability under launching, and hard cornering. Vargas went to work on a very innovative design that 100% positively locks the diff down from movement, while shielding it from adding a ton of NVH, and can be used with the stock diff, and subframe bushings. This design uses existing mounting points on the vehicle, you do NOT have to remove the subframe or the Diff to install. Simply remove 4 diff bolts, drill two holes in the subframe slightly bigger, install two M10 riv-nuts, and install the lockdown, you do not even have to move the exhaust. A typical install can be 15-30 minutes for someone who is experienced. You will need a Riv-nut tool to install the Riv-nuts as one is not included. Features: Lightweight 1.5 lbs for the entire lockdown plate Uses FOUR connection points on the Diff, and two on the subframe for the ultimate in positive diff location, this will stop all diff movement on launch, saving your guibos, etc 100% Billet construction from 6061-T6 aluminum Anodized in 4 colors for corrosion resistance, a long-lasting finish, and good looks The subframe does NOT have to be removed for installation Uses all 12.9 grade hardware Does not add excessive NVH Positively locks down the diff to eliminate all unwanted movement under launches, acceleration, cornering, etc.
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Bav Auto Tools - Corporate Logo
T#:580428
Part#: B8800121
In Stock
Sale - Save 18% $ 21.99

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

$ 17.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
Sale - Save 18%
$ 21.99

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

$ 17.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
Necessary in order to use Bav Auto's Hub Adapter/Puller (B8800120) . 5/8" x 18T UNF thread.

DKM - Corporate Logo
T#:24610565
Part#: MR-006-054
Special Order: No Guaranteed ETA
$ 1,699.99 USD
Free Shipping on orders $49 and up
Rated for upwards of 650 ft/lbs, this multi-plate (Twin Disc) Clutch is sure to have the clamping force your E46 M3 needs. Equipped with dual 184mm ceramic discs, DKM (Der Kupplungmeister) has mastered the art of packing loads of clamping force into a small space. Kit Includes: 184mm Ceramic Clutch Discs - 2 Flywheel - 1 Pressure Plate - 1 All Hardware Throwout Bearing - 1 Clutch Alignment Tool - 1
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DKM - Corporate Logo
T#:24610569
Part#: MRX-006-005
Special Order: No Guaranteed ETA
$ 1,799.99 USD
Free Shipping on orders $49 and up
Rated for upwards of 850 ft/lbs, this multi-plate (Twin Disc) Clutch is sure to have the clamping force your E46 M3 needs. Equipped with dual 215mm ceramic discs, DKM (Der Kupplungmeister) has mastered the art of packing loads of clamping force into a small space. Kit Includes: 215mm Ceramic Clutch Discs - 2 Flywheel - 1 Pressure Plate - 1 All Hardware Throwout Bearing - 1 Clutch Alignment Tool - 1
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DKM - Corporate Logo
T#:5987856
Part#: MSC-006-076
Special Order: No Guaranteed ETA
$ 1,699.99 USD
Free Shipping on orders $49 and up
Working in collaboration with Competition Clutch, the up-and-coming German automotive performance company DKM has released a new line of high-quality clutches made to satisfy your stock and modified performance needs! If you're having problems keeping power to the wheels, DKM has the solution. Their design, using high-grade materials, gives you increased strength and heat tolerance preventing wear and fade, ensuring increased torque capacity, quicker shifts, and longer clutch life. Tracking your vehicle is all fun and games until your start burning through clutches as fast as you can afford to replace them. To end this cycle, the MSC Twin Ceramic Disc Clutch Kit is designed to hold 100% to 200% torque capacity and provide you with a much-improved clutch engagement! The two ceramic disc setup provides additional contact surface areas to more evenly distribute pressure and heat for both a boost in performance and wear prevention. Kit Contents: Pressure Plate Two Ceramic 240mm Discs Steel Single-Mass Flywheel Pilot Bearing/Bushing and Throw-out Bearing (when applicable) Alignment Tool Rated for 100-200% increased torque over stock **Due to the nature of lightened single mass flywheels added "NVH" or "chatter" will or may occur during operation. Accompanying modifications can also increase or decrease the amount of "NVH" or "chatter" in the drivetrain. Please contact our sales team with any questions.**
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