Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle

No Vehicle selected
Please select your vehicle below.

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

BMW Differential Parts

Sort By
Filter By
Return to Top

Magnetic Differential Oil Drain Plug - M22x1.5

ES#4899253 - HWU0065 - Magnetic Differential Oil Drain Plug - M22x1.5 - Monitor the condition of your differential at each service and remove harmful metallic contaminants from imposing premature wear. - Rein - BMW MINI

Monitor the condition of your differential at each service and remove harmful metallic contaminants from imposing premature wear. 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Does not fit the front differential, rear differential fitment only!

Brand:
Rein - Corporate Logo
ES#:
4899253
Mfg#:
HWU0065
In Stock
$23.99 USD
Free Shipping
on orders $49 and up

Front Axle Seal - Priced Each

ES#4745380 - 31508860349 - Front Axle Seal - Priced Each - Located on the front differential carrier. Updated version of BMW part # 31508743675. - Genuine BMW - BMW MINI

Located on the front differential carrier. Updated version of BMW part # 31508743675.

Brand:
Genuine BMW - Corporate Logo
ES#:
4745380
Mfg#:
31508860349
In Stock
$51.12 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Differential Service Kit

ES#4068940 - 83222295532KT1 - Differential Service Kit - Includes fluid and drain plug - Genuine BMW - BMW

Includes fluid and drain plug

Brand:
Genuine BMW - Corporate Logo
ES#:
4068940
Mfg#:
83222295532KT1
Ships on Dec 28, 2026
$252.99

This product was last offered at the strikethrough price on
09-03-2026

$161.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

M Performance Limited Slip Differential Kit - 2.81

ES#4758304 - 33108659989ktKT - M Performance Limited Slip Differential Kit - 2.81 - Includes an M Performance diff and all the replacement hardware required for installation - Genuine BMW M Performance - BMW

Includes an M Performance diff and all the replacement hardware required for installation For automatic models only

Brand:
Genuine BMW M Performance - Corporate Logo
ES#:
4758304
Mfg#:
33108659989KTKT
Ships in 1 day
$3366.99 USD
This product is lifetime replacement eligible Partial Replacement

Complete Performance Polyurethane Differential Bushing Set

ES#2748545 - 002447ECS02KT - Complete Performance Polyurethane Differential Bushing Set - ECS engineered to improve power application and offer superior service life over factory rubber bushings - ECS - BMW

ECS engineered to improve power application and offer superior service life over factory rubber bushings 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
2748545
Mfg#:
002447ECS02KT
In Stock
ON SALE! SAVE 25%
$183.99

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

$137.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Dual Mount Diff Bracket

ES#4658958 - PFR5-4030 - Dual Mount Diff Bracket - This diff bracket prevents the differential from twisting under load - Powerflex - BMW

This diff bracket prevents the differential from twisting under load

Brand:
Powerflex - Corporate Logo
ES#:
4658958
Mfg#:
PFR5-4030
In Stock
$309.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Final Drive (FRONT AXLE)

ES#4182844 - 31507594314 - Final Drive (FRONT AXLE) - No core charge required - Genuine BMW - BMW

No core charge required

Brand:
Genuine BMW - Corporate Logo
ES#:
4182844
Mfg#:
31507594314
Ships in 1 day
4% off MSRP

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

$3187.99

This product was last offered at the strikethrough price on
09-29-2026

$3045.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Loctite 5970 Gasket/Sealing Compound - 50ml

ES#4758137 - 5970 - Loctite 5970 Gasket/Sealing Compound - 50ml - Used to seal differential covers and engine oil pans - Loctite - BMW MINI

Used to seal differential covers and engine oil pans

Brand:
Loctite - Corporate Logo
ES#:
4758137
Mfg#:
5970
Ships in 1 Business Day
$55.31

This product was last offered at the strikethrough price on
09-04-2026

$55.27 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMW Hypoid Differential Fluid - G3

ES#3251541 - 83222413512 - BMW Hypoid Differential Fluid - G3 - 500ML - Genuine BMW - BMW MINI

500ML

Brand:
Genuine BMW - Corporate Logo
ES#:
3251541
Mfg#:
83222413512
In Stock
3% off MSRP

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

$90.99

This product was last offered at the strikethrough price on
09-29-2026

$87.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

75W85 GL-5 Gear Oil - 1 quart

ES#2847932 - 50104 - 75W85 GL-5 Gear Oil - 1 quart - Synthetic gear oil for superior performance in your differential - Redline - BMW MINI

Synthetic gear oil for superior performance in your differential

Brand:
Redline - Corporate Logo
ES#:
2847932
Mfg#:
50104
In Stock
$25.99 USD
Free Shipping
on orders $49 and up

Differential Fluid - 75W90 SAF-XO GL-5 Gear Oil - 1 Liter

ES#2562683 - 07512293972 - Differential Fluid - 75W90 SAF-XO GL-5 Gear Oil - 1 Liter - For vehicles with open/non-limited slip differentials - Genuine BMW - BMW MINI

For vehicles with open/non-limited slip differentials Not to be used with a limited slip differential

Brand:
Genuine BMW - Corporate Logo
ES#:
2562683
Mfg#:
07512293972
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.

$31.97

This product was last offered at the strikethrough price on
09-29-2026

$30.29 USD
Free Shipping
on orders $49 and up

Differential Service Kit

ES#2602524 - 33117525064KT1 - 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! 10X Entries Into Our F80 M3 Sweepstakes
Includes Castrol Syntrax SAF-XJ 75w140 differential fluid

Brand:
Assembled By ECS - Corporate Logo
ES#:
2602524
Mfg#:
33117525064KT1
In Stock
ON SALE!
$100.76

This product was last offered at the strikethrough price on
06-15-2026

$98.71 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Rear Diff Rear Mounting Bushing - Street

ES#3184585 - PFR5-4026 - Rear Diff Rear Mounting Bushing - Street - A more planted subframe means a more planted rear end and better handling - Powerflex - BMW

A more planted subframe means a more planted rear end and better handling

Brand:
Powerflex - Corporate Logo
ES#:
3184585
Mfg#:
PFR5-4026
In Stock
$109.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turner Dual-Mount Differential Plate

ES#4030564 - 026773tms02 - Turner Dual-Mount Differential Plate - Upgrade your differential to capitalize on dual rear mounts for improved bushing life, reduced wheel hop, and crisper driveline response - Turner Motorsport - BMW

Upgrade your differential to capitalize on dual rear mounts for improved bushing life, reduced wheel hop, and crisper driveline response 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Turner Motorsport - Corporate Logo
ES#:
4030564
Mfg#:
026773TMS02
In Stock
ON SALE! SAVE 25%
$520.99

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

$390.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turner Titanium Magnetic Differential Drain Plug - M22x1.5

ES#4031285 - 027030TMS01 - Turner Titanium Magnetic Differential Drain Plug - M22x1.5 - Remove harmful metallic contaminants from imposing premature wear on your differential. Easily monitor the condition of your differential with every fluid change. 14mm Hex Socket Head. - Turner Motorsport - BMW MINI

Remove harmful metallic contaminants from imposing premature wear on your differential. Easily monitor the condition of your differential with every fluid change. 14mm Hex Socket Head. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Turner Motorsport - Corporate Logo
ES#:
4031285
Mfg#:
027030TMS01
In Stock
ON SALE! SAVE 25%
$89.99

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

$67.49 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.

Other BMW Differential Parts

Let us help you find the parts that fit your BMW

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

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings