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BMW E90 Differential Parts

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Differential Service Kit

ES#3449386 - 33117525064KT4 - Differential Service Kit - All you need in one package for scheduled differential maintenance! - Assembled By ECS - BMW

All you need in one package for scheduled differential maintenance! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Includes Castrol Syntrax SAF-XJ 75w140 differential fluid

Brand:
Assembled By ECS - Corporate Logo
ES#:
3449386
Mfg#:
33117525064KT4
Back Ordered
$101.04 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Output Shaft Seal - Priced Each

ES#55807 - 33107505604 - Output Shaft Seal - Priced Each - Seals the axles into the differential, includes lock ring - Genuine BMW - BMW

Seals the axles into the differential, includes lock ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
55807
Mfg#:
33107505604
In Stock
9% off MSRP

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

$18.20

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

$16.50 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Drivetrain Bushing Package

ES#4474045 - 002705ECS02KT - Performance Drivetrain Bushing Package - Achieve an improved driving experience with this comprehensive poly bushing kit! - Assembled By ECS - BMW

Achieve an improved driving experience with this comprehensive poly bushing kit! 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#:
4474045
Mfg#:
002705ECS02KT
Ships on Jul 6, 2026
Auto Notify
ON SALE! SAVE 10%
$1190.99

This product was last offered at the strikethrough price on
05-02-2026

$1071.84 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Differential Service Kit

ES#2582006 - E9XDFFKT - Differential Service Kit - Everything you need to service your differential - including new gaskets and seals - Assembled By ECS - BMW

Everything you need to service your differential - including new gaskets and seals 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#:
2582006
Mfg#:
E9XDFFKT
Ships in 1-2 days
$168.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Metal Plate Limited-Slip Differential - 1.0 Way

ES#2795267 - MF-TRS-10E90 - Metal Plate Limited-Slip Differential - 1.0 Way - Provides maximum traction and lock up when accelerating. Perfect for drift or drag racing situations or those looking to increase the sport feel of the car. - Team MFactory - BMW

Provides maximum traction and lock up when accelerating. Perfect for drift or drag racing situations or those looking to increase the sport feel of the car. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Any defects or warranty clams will have to go directly to Team M Factory
For vehicles with a manual transmission

Brand:
Team MFactory - Corporate Logo
ES#:
2795267
Mfg#:
MF-TRS-10E90
Ships in 6 Business Days
$999.99 USD
Free Shipping
on orders $49 and up

Metal Plate Limited-Slip Differential - 1.5 Way

Provides maximum traction when accelerating and provides a "50% lock up" during deceleration affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with a manual transmission

Brand:
Team MFactory - Corporate Logo
ES#:
4669161
Mfg#:
TRS-10E90B-1.5
Ships in 6 Business Days
$999.99 USD
Free Shipping

Silicone Grease

ES#2650597 - PCG1 - Silicone Grease - Recommended by Powerflex for quiet operation and long service life of polyurethane bushings - Powerflex - Audi BMW Volkswagen MINI Porsche

Recommended by Powerflex for quiet operation and long service life of polyurethane bushings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Powerflex - Corporate Logo
ES#:
2650597
Mfg#:
PCG1
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Differential Rebuild Kit Plus

ES#2855278 - MF-TRS-DBE92S - Differential Rebuild Kit Plus - The ultimate kit to bring your differential back to like-new condition - Team MFactory - BMW

The ultimate kit to bring your differential back to like-new condition affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*Any defects or warranty clams will have to go directly to Team M Factory*
For vehicles with a manual transmission

Brand:
Team MFactory - Corporate Logo
ES#:
2855278
Mfg#:
MF-TRS-DBE92S
Ships in 6 Business Days
$296.99 USD
Free Shipping
on orders $49 and up

Differential Input Shaft Seal - Priced Each

ES#4023523 - 33121213949 - Differential Input Shaft Seal - Priced Each - This is the seal for the pinion shaft - SKF - BMW

This is the seal for the pinion shaft affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SKF - Corporate Logo
ES#:
4023523
Mfg#:
33121213949
In Stock
$15.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Driveshaft Seal

ES#2584024 - 31507609535 - Driveshaft Seal - Seals the driveshaft to the differential - Genuine BMW - BMW

Seals the driveshaft to the differential affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2584024
Mfg#:
31507609535
In Stock
12% off MSRP

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

$18.20

This product was last offered at the strikethrough price on
06-03-2026

$15.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Manual Transmission/Differential Fluid 75W-90 - One Gallon

ES#2739026 - 57905 - Manual Transmission/Differential Fluid 75W-90 - One Gallon - For use in front & rear open differentials as well as some manual transmissions - Redline - Audi BMW Volkswagen

For use in front & rear open differentials as well as some manual transmissions affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Redline - Corporate Logo
ES#:
2739026
Mfg#:
57905
In Stock
$97.99 USD
Free Shipping

Differential Service Kit

ES#3449384 - E46M3DIFSER2KT - Differential Service Kit - All you need in one package for scheduled differential maintenance! With a ECS Magnetic Differential Oil Drain Plug! - Assembled By ECS - BMW

All you need in one package for scheduled differential maintenance! With a ECS Magnetic Differential Oil Drain Plug! 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#:
3449384
Mfg#:
E46M3DIFSER2KT
In Stock
ON SALE!
$274.99

This product was last offered at the strikethrough price on
05-02-2026

$251.21 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Front Differential Service Kit

ES#4352154 - 07512293972KT1 - Front Differential Service Kit - All you need in one package for scheduled differential maintenance! - Assembled By ECS - BMW

All you need in one package for scheduled differential maintenance! 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#:
4352154
Mfg#:
07512293972KT1
In Stock
$49.99

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

$48.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Rear Differential Carrier Bushing

ES#2815444 - 33176770866 - Rear Differential Carrier Bushing - Give your vehicle that snappy brand-new feel with OE bushings. - Hamburg Tech - BMW

Give your vehicle that snappy brand-new feel with OE bushings. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Rear Position

Brand:
Hamburg Tech - Corporate Logo
ES#:
2815444
Mfg#:
33176770866
In Stock
$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Differential Parts

Stock or limited-slip, we stock bearings, repair parts, complete differential units, and approved differential fluids so you can keep sending power to the axles without noise, harshness, or vibration.

Let us help you find the parts that fit your BMW

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Manufacturer names and/or part numbers are used only for identification purposes.

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