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BMW Differential Service Kits

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Front & Rear Differential Service Kit

ES#4906555 - 3310868698XRKT - Front & Rear Differential Service Kit - Includes Reline fluid and ECS magnetic Drain/Fill Plugs for your front and rear differential - Assembled By ECS - BMW

Includes Reline fluid and ECS magnetic Drain/Fill Plugs for your front and rear differential 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4906555
Mfg#:
3310868698XRKT
In Stock
ON SALE!
$248.99

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

$225.69 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Differential Case Re-Seal Kit - 188mm Medium Case

ES#4820475 - 33111211708KT4 - Differential Case Re-Seal Kit - 188mm Medium Case - Includes axle seals and driveshaft seal. - Assembled By ECS - BMW

Includes axle seals and driveshaft seal. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4820475
Mfg#:
33111211708KT4
In Stock
ON SALE!
$155.99

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

$146.42 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

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! 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

$274.44 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Differential Service Kit - Dry

ES#4726777 - 33111211708KT3 - Differential Service Kit - Dry - Everything you need to service your differential, just pick your own fluid separately! - Assembled By ECS - BMW

Everything you need to service your differential, just pick your own fluid separately! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4726777
Mfg#:
33111211708KT3
In Stock
ON SALE! SAVE 14%
$135.99

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

$117.05 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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! 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
In Stock
ON SALE!
$101.04

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

$99.10 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Differential Service Kit

ES#3170083 - f8xdiffKT1 - Differential Service Kit - All you need in one package for scheduled differential maintenance! With Castrol SAF-XJ Differential Fluid. - Assembled By ECS - BMW

All you need in one package for scheduled differential maintenance! With Castrol SAF-XJ Differential Fluid. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3170083
Mfg#:
F8XDIFFKT1
In Stock
ON SALE!
$59.14

This product was last offered at the strikethrough price on
08-04-2026

$58.36 USD
Free Shipping
This product is lifetime replacement eligible Partial 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 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2582006
Mfg#:
E9XDFFKT
Ships in 1 day
$174.99

This product was last offered at the strikethrough price on
07-06-2026

$170.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Front And Rear Differential Service Kit

ES#3647679 - 075122939722KT - Front And Rear Differential Service Kit - Includes enough fluid and drain plugs to service front and rear differentials - Genuine BMW - BMW

Includes enough fluid and drain plugs to service front and rear differentials

Brand:
Genuine BMW - Corporate Logo
ES#:
3647679
Mfg#:
075122939722KT
In Stock
$90.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Complete Xdrive Differential And Transfer Case Service Kit

ES#4758962 - 07512293972T2KT - Complete Xdrive Differential And Transfer Case Service Kit - For daily commuting to spirited driving, BMW owners can rely on this Xdrive Differential/Transfer Case Service Kit to keep their drivetrain performing flawlessly. - Assembled By ECS - BMW

For daily commuting to spirited driving, BMW owners can rely on this Xdrive Differential/Transfer Case Service Kit to keep their drivetrain performing flawlessly. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4758962
Mfg#:
07512293972T2KT
Ships in 1-2 days
ON SALE! SAVE 13%
$303.99

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

$264.15 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Differential Service Kit

ES#3691552 - 33117525064KT7 - Differential Service Kit - All you need in one package for scheduled differential maintenance! With an ECS Magnetic Differential Oil Drain Plug! - Assembled By ECS - BMW

All you need in one package for scheduled differential maintenance! With an ECS Magnetic Differential Oil Drain Plug! 10X Entries For Our 25th Anniversary Sweepstakes!
Includes Liqui-Moly 75W140 differential fluid

Brand:
Assembled By ECS - Corporate Logo
ES#:
3691552
Mfg#:
33117525064KT7
In Stock
ON SALE! SAVE 12%
$150.01

This product was last offered at the strikethrough price on
06-09-2026

$131.54 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Differential Service Kit

ES#3240931 - E9XDFFKT2 - Differential Service Kit - With Redline 75w90 oil - Assembled By ECS - BMW

With Redline 75w90 oil 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3240931
Mfg#:
E9XDFFKT2
In Stock
ON SALE!
$60.99

This product was last offered at the strikethrough price on
08-04-2026

$59.72 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Front Differential Service Kit

ES#4159661 - f3xawdfdKT - Front Differential Service Kit - With Redline 75w85 gear fluid - Assembled By ECS - BMW

With Redline 75w85 gear fluid 10X Entries For Our 25th Anniversary Sweepstakes!
Services the Front Differential Only

Brand:
Assembled By ECS - Corporate Logo
ES#:
4159661
Mfg#:
F3XAWDFDKT
In Stock
ON SALE!
$45.99

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

$43.81 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Differential Service Kit

ES#3449403 - 33117525064KT2 - Differential Service Kit - Everything you need to service your differential, featuring Redline 75w90 and ECS Magnetic Differential Oil Drain Plug! - Assembled By ECS - BMW

Everything you need to service your differential, featuring Redline 75w90 and ECS Magnetic Differential Oil Drain Plug! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3449403
Mfg#:
33117525064KT2
In Stock
ON SALE!
$182.99

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

$171.81 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Differential Service & Reseal Kit

ES#2695557 - 83222282583KT3 - Differential Service & Reseal Kit - Everything needed to service your M5 differential using Genuine BMW FM Motorsport Booster differential fluid including a gasket set - Genuine BMW - BMW

Everything needed to service your M5 differential using Genuine BMW FM Motorsport Booster differential fluid including a gasket set

Brand:
Genuine BMW - Corporate Logo
ES#:
2695557
Mfg#:
83222282583KT3
In Stock
$322.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Front And Rear Differential Service Kits

ES#3171097 - 07512293972KT - Front And Rear Differential Service Kits - Includes enough fluid and drain plugs to service front and rear differentials - Assembled By ECS - BMW

Includes enough fluid and drain plugs to service front and rear differentials 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3171097
Mfg#:
07512293972KT
In Stock
ON SALE!
$79.99

This product was last offered at the strikethrough price on
08-04-2026

$78.33 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Differential Service Kit

ES#3449408 - f8xdiffKT2 - Differential Service Kit - All you need in one package for scheduled differential maintenance! With Castrol SAF-XJ Differential Fluid and ECS Magnetic Differential Oil Drain Plug! - Assembled By ECS - BMW

All you need in one package for scheduled differential maintenance! With Castrol SAF-XJ Differential Fluid and ECS Magnetic Differential Oil Drain Plug! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3449408
Mfg#:
F8XDIFFKT2
In Stock
ON SALE! SAVE 12%
$109.99

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

$96.53 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Other BMW Differential Service Kits

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