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BMW M3 Differential Parts

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Castrol SAF-XJ (75w-140) - 500mL

ES#1613859 - 001989520310 - Castrol SAF-XJ (75w-140) - 500mL - Used In AMG and BMW Motorsport rear differentials - Castrol - BMW Mercedes Benz
ECS Tuning recommends this product.

Used In AMG and BMW Motorsport rear differentials affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Castrol - Corporate Logo
ES#:
1613859
Mfg#:
001989520310
In Stock
$41.59 USD
Free Shipping
on orders $49 and up

Revshift Dual Mount Differential Bushing Kit - 80A (Street - Black)

ES#4736789 - DBK-F8X-80ABL - Revshift Dual Mount Differential Bushing Kit - 80A (Street - Black) - Adds a second rear diff bushing to eliminate wheel hop and improve handling - Revshift - BMW

Adds a second rear diff bushing to eliminate wheel hop and improve handling affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Revshift - Corporate Logo
ES#:
4736789
Mfg#:
DBK-F8X-80ABL
Ships in 5 Business Days
$599.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Differential Axle Shaft Seal - Priced Each

ES#55813 - 33107510289 - Differential Axle Shaft Seal - Priced Each - Includes locking snap ring - Genuine BMW - BMW

Includes locking snap ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
55813
Mfg#:
33107510289
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.

$38.69

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

$35.13 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt - Priced Each

ES#48886 - 31106772199 - Hex Bolt - Priced Each - M10x35 - Genuine BMW - BMW MINI

M10x35 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Secures rear differental cover, 2 required of this length. There are 8 bolts in total.

Brand:
Genuine BMW - Corporate Logo
ES#:
48886
Mfg#:
31106772199
In Stock
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

OS Giken Super Lock Limited Slip Differential Unit

ES#3024591 - BM237-HA - OS Giken Super Lock Limited Slip Differential Unit - Upgrade to a better performing LSD - OS Giken - BMW

Upgrade to a better performing LSD affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
OS Giken - Corporate Logo
ES#:
3024591
Mfg#:
BM237-HA
Ships on Jul 16, 2026
$1950.00 USD
Free Shipping
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
3251541
Mfg#:
83222413512
Ships in 3 Business Days
1% off MSRP

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

$84.99

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

$83.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

G1 Differential Fluid - Priced Each

ES#2612062 - 83222295532 - G1 Differential Fluid - Priced Each - Hypoid axle oil G1 - Genuine BMW - BMW MINI

Hypoid axle oil G1 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2612062
Mfg#:
83222295532
In Stock
$75.99

This product was last offered at the strikethrough price on
04-13-2026

$68.96 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Differential Cover - With Rear Bushings

ES#56011 - 33112282482 - Differential Cover - With Rear Bushings - Experiencing bushing failure? OE bushings not available separately. - Genuine BMW - BMW

Experiencing bushing failure? OE bushings not available separately. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
56011
Mfg#:
33112282482
Ships in 1-2 days
4% off MSRP

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

$734.99

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

$707.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Polyurethane Differential Bushing Set - Rear Position

ES#2748537 - 002447ECS01 - Performance Polyurethane Differential Bushing Set - Rear Position - ECS engineered to improve power application and provide superior service life over factory rubber bushings - ECS - BMW

ECS engineered to improve power application and provide superior service life over factory rubber bushings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2748537
Mfg#:
002447ECS01
In Stock
ON SALE! SAVE 35%
$145.99

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

$94.89 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Diff Mount Bushing - Rear Position (95A)

ES#4001055 - 026696ECS03 - Rear Diff Mount Bushing - Rear Position (95A) - Engineered to improve power delivery and handling, with a superior lifespan over factory rubber bushings. - ECS - BMW

Engineered to improve power delivery and handling, with a superior lifespan over factory rubber bushings. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4001055
Mfg#:
026696ECS03
In Stock
$112.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Differential Service Kit

ES#4066747 - F8XDIFFKT4 - Differential Service Kit - All you need in one package for scheduled differential maintenance! With Liqui-Moly Differential fluid - Assembled By ECS - BMW

All you need in one package for scheduled differential maintenance! With Liqui-Moly Differential fluid 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#:
4066747
Mfg#:
F8XDIFFKT4
In Stock
ON SALE!
$121.99

This product was last offered at the strikethrough price on
05-29-2026

$112.57 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Limited Slip Differential

ES#2917889 - 30309165WKWVT - Limited Slip Differential - Put all your power to the ground! - Wavetrac - BMW

Put all your power to the ground! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Wavetrac - Corporate Logo
ES#:
2917889
Mfg#:
30309165WKWVT
Ships on Jun 26, 2026
$1595.00 USD
Free Shipping

Polyurethane Rear Differential Bushing Set - Street

ES#4772521 - PDB-F8X-80A - Polyurethane Rear Differential Bushing Set - Street - 80A durometer provides an increase in stiffness without sacrificing NVH! - Revshift - BMW

80A durometer provides an increase in stiffness without sacrificing NVH! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Revshift - Corporate Logo
ES#:
4772521
Mfg#:
PDB-F8X-80A
In Stock
$249.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Differential Gasket Set

ES#3173599 - 33101210518KT - Differential Gasket Set - All gaskets required to reseal rear differential - Assembled By ECS - BMW

All gaskets required to reseal rear differential 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#:
3173599
Mfg#:
33101210518KT
In Stock
ON SALE!
$66.65

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

$64.65 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Fully Synthetic Hypoid Limited Slip Differential Fluid (75w-140) - 1 Liter

ES#3187920 - lm20042 - Fully Synthetic Hypoid Limited Slip Differential Fluid (75w-140) - 1 Liter - For use in limited slip differentials, features a friction modifier for more efficient, quieter performance in LSD clutches - Liqui-Moly - BMW Mercedes Benz

For use in limited slip differentials, features a friction modifier for more efficient, quieter performance in LSD clutches affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
3187920
Mfg#:
LM20042
In Stock
$52.95 USD
Free Shipping
on orders $49 and up

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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