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BMW E39 525i M54 2.5L

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BMW E39 525i M54 2.5L Drivetrain Parts & Accessories

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Aluminum Bolt Set

ES#2792706 - 23000417164 - Aluminum Bolt Set - Used to secure the transmission bellhousing to the engine - Rein - BMW

Used to secure the transmission bellhousing to the engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat! For vehicles with manual transmission only

Brand:
Rein - Corporate Logo
ES#:
2792706
Mfg#:
23000417164
In Stock
$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hub Bore Size Conversion Kit

ES#2649710 - 31226765601KT - Hub Bore Size Conversion Kit - Converts the center bore from 74.1mm to 72.56mm - increase wheel options without adapters or machine-work! - Genuine BMW - BMW

Converts the center bore from 74.1mm to 72.56mm - increase wheel options without adapters or machine-work! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2649710
Mfg#:
31226765601KT
Ships in 6 Business Days
$1684.90 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Lightweight aluminum flywheel

ES#3622295 - FW-219-AL - Lightweight aluminum flywheel - Includes securing hardware. 11 lbs - Clutch Masters - BMW

Includes securing hardware. 11 lbs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Clutch Masters - Corporate Logo
ES#:
3622295
Mfg#:
FW-219-AL
Ships in 7 Business Days
15% off MSRP

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

$657.99

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

$559.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hydraulic Clutch Line

ES#41466 - 21526751171 - Hydraulic Clutch Line - Runs from the master cylinder to the hard slave cylinder line - Genuine BMW - BMW

Runs from the master cylinder to the hard slave cylinder line affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
41466
Mfg#:
21526751171
In Stock
$55.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Flywheel Bolt - Priced Each

ES#20393 - 11222243051 - Flywheel Bolt - Priced Each - Measurements: M12x1.5x50 - Genuine BMW - BMW

Measurements: M12x1.5x50 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
20393
Mfg#:
11222243051
In Stock
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Differential Service Kit

ES#4876240 - 835225790dKT - Rear Differential Service Kit - Perfect service kit for your BMW, Includes the diff fluid and drain plug to get the job done. - Assembled By ECS - BMW

Perfect service kit for your BMW, Includes the diff fluid and drain plug to get the job done. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4876240
Mfg#:
835225790DKT
In Stock
ON SALE!
$59.72 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Clutch Line Repair Kit

ES#41411 - 21521165451 - Clutch Line Repair Kit - Includes retaining clip and O ring - Genuine BMW - BMW

Includes retaining clip and O ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
41411
Mfg#:
21521165451
In Stock
10% off MSRP

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

$13.37

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

$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Butyl Tape

ES#4355832 - 83225A1B482 - Butyl Tape - Surrounds the center support bearing - Genuine BMW - BMW

Surrounds the center support bearing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
4355832
Mfg#:
83225A1B482
In Stock
5% off MSRP

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

$31.55

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

$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Differential Oil Drain Plug

ES#4213327 - 33117525064 - Differential Oil Drain Plug - M22X1.5 Used on the rear differential - Rein - BMW MINI

M22X1.5 Used on the rear differential affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4213327
Mfg#:
33117525064
In Stock
$11.99

This product was last offered at the strikethrough price on
05-20-2026

$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

HD/Race Sprung 6 Pad

ES#4659520 - BM13-HDG6 - HD/Race Sprung 6 Pad - BMW Heavy Duty Race Clutch Kit - ACT - BMW

BMW Heavy Duty Race Clutch Kit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date up to 03/2003

Brand:
ACT - Corporate Logo
ES#:
4659520
Mfg#:
BM13-HDG6
In Stock at Vendor
$1607.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

HD/Perf Street Sprung

ES#4659532 - BM13-HDSS - HD/Perf Street Sprung - BMW Heavy Duty Race Clutch Kit - ACT - BMW

BMW Heavy Duty Race Clutch Kit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ACT - Corporate Logo
ES#:
4659532
Mfg#:
BM13-HDSS
Ships in 6 Business Days
$1588.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Flywheel & OEM Clutch Kit

ES#2857544 - 000282ECS01KT1 - Performance Flywheel & OEM Clutch Kit - Improve throttle response, acceleration and clutch feel - the perfect setup for daily-driven vehicles with up to 400lbs-ft of torque - ECS - BMW

Improve throttle response, acceleration and clutch feel - the perfect setup for daily-driven vehicles with up to 400lbs-ft of torque affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Eliminate factory dual-mass flywheel and self-adjusting-clutch without the chatter caused by some perform

Brand:
ECS - Corporate Logo
ES#:
2857544
Mfg#:
000282ECS01KT1
In Stock
ON SALE!
$1635.99

This product was last offered at the strikethrough price on
06-13-2026

$1586.91 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage 2 Sprung Ceramic Clutch And Flywheel Kit

The XClutch Stage 2 Single Disc Clutch offers a lightweight design for improved throttle response combined with an increased torque capacity, making it ideal for racing applications. Rated for 520 ft-lbs! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Vehicles with 5-Speed Transmission and 10 Spline Input Shaft
For Vehicles with 5-Speed Transmission and 10 Spline Input Shaft

Brand:
XClutch - Corporate Logo
ES#:
4749607
Mfg#:
XKBM24508-1B
Back Ordered
Auto Notify
$1573.99 USD
Free Shipping

Stage 2 Single Disc Clutch And Flywheel Kit - Sprung Ceramic

ES#4766124 - XKBM23552-1B - Stage 2 Single Disc Clutch And Flywheel Kit - Sprung Ceramic - The XClutch Stage 2 Single Disc Clutch offers a lightweight design for improved throttle response combined with a high torque capacity, making it ideal for racing applications. Rated for 380 ft-lbs! - XClutch - BMW

The XClutch Stage 2 Single Disc Clutch offers a lightweight design for improved throttle response combined with a high torque capacity, making it ideal for racing applications. Rated for 380 ft-lbs! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
XClutch - Corporate Logo
ES#:
4766124
Mfg#:
XKBM23552-1B
In Stock
$1564.99 USD
Free Shipping

Transmission Mounting Bolt - Priced Each

ES#205536 - 23001222887 - Transmission Mounting Bolt - Priced Each - M8x50. Secures the transmission bellhousing to the engine block. - Genuine BMW - BMW

M8x50. Secures the transmission bellhousing to the engine block. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
205536
Mfg#:
23001222887
In Stock
$3.99

This product was last offered at the strikethrough price on
03-04-2026

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Gearbox Sealing Lid - Priced Each

ES#43668 - 23311224825 - Gearbox Sealing Lid - Priced Each - Found in the transmission housing - Genuine BMW - BMW

Found in the transmission housing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
43668
Mfg#:
23311224825
In Stock
4% off MSRP

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

$27.08

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

$25.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Drivetrain Parts & Accessories

Put your power to the wheels where it belongs, and keep drivetrain components mounted securely for comfort and safety. Our Drivetrain Components Section has a huge assortment of parts and fluids for transmissions, differentials, driveshafts, drivetrain mounts, drivetrain bushings, and drive hubs, plus special tools to make repairs easy.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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