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Audi Differential Parts

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Manual Transmission / Differential Fluid 75w90 - 57904 - 1 Quart

ES#10752 - 8352257904 - Manual Transmission / Differential Fluid 75w90 - 57904 - 1 Quart - For use in front and rear limited slip differentials, as well as some manual transmissions - Redline - Audi BMW Volkswagen Porsche

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

Brand:
Redline - Corporate Logo
ES#:
10752
Mfg#:
8352257904
In Stock
$25.99 USD
Free Shipping
on orders $49 and up

Gear Oil - 1 Liter

ES#465418 - G055145A2 - Gear Oil - 1 Liter - Keep your gears quiet and smooth with new fluid - Genuine Volkswagen Audi - Audi

Keep your gears quiet and smooth with new fluid affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For the transmission transfer box

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
465418
Mfg#:
G055145A2
In Stock
$135.01 USD
Free Shipping

Haldex Service Kit

ES#4140257 - G060175A2KIT - Haldex Service Kit - Includes drain and fill plugs, as well as fluid and filter - Vaico - Audi Volkswagen

Includes drain and fill plugs, as well as fluid and filter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4140257
Mfg#:
G060175A2KIT
In Stock at Vendor
$276.99

This product was last offered at the strikethrough price on
05-07-2026

$268.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

High Performance Oil For Haldex Coupling Unit - 850ml

ES#4351660 - G0601751MDSP - High Performance Oil For Haldex Coupling Unit - 850ml - One bottle per service - VW / Audi recommends changing every 40k miles - Genuine Volkswagen Audi - Audi Volkswagen

One bottle per service - VW / Audi recommends changing every 40k miles affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4351660
Mfg#:
G0601751MDSP
In Stock
$64.59 USD
Free Shipping
on orders $49 and up

75W-85 Differential Oil - 1 Liter

ES#4758817 - G052190A2 - 75W-85 Differential Oil - 1 Liter - One (1) Liter Bottle - MB 235.7 / MB 239.7 Spec - Fuchs - Audi Mercedes Benz

One (1) Liter Bottle - MB 235.7 / MB 239.7 Spec affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Fuchs - Corporate Logo
ES#:
4758817
Mfg#:
G052190A2
In Stock
45% off MSRP

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

$59.00

This product was last offered at the strikethrough price on
06-05-2026

$32.46 USD
Free Shipping
on orders $49 and up

Build-Your-Own Haldex Service Kit

ES#4173313 - BY0HALDEXGEN5 - Build-Your-Own Haldex Service Kit - Whether you're changing your fluid or replacing your pump, this kit can be configured to suit your needs! - Assembled By ECS - Audi Volkswagen

Whether you're changing your fluid or replacing your pump, this kit can be configured to suit your needs! 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#:
4173313
Mfg#:
BY0HALDEXGEN5
Ships in 1-2 days
ON SALE!
Starting at $39.99 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Drivetrain Mounts Insert Package

ES#2975804 - 034-509-6000 - Drivetrain Mounts Insert Package - Complete mount insert set - 034Motorsport - Audi

Complete mount insert set affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
2975804
Mfg#:
034-509-6000
In Stock
$294.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Rear Differential Mount - Audi B5 A4/S4

ES#2730494 - 003248ECS01A - Performance Rear Differential Mount - Audi B5 A4/S4 - Increase drivetrain rigidity and response! - ECS - Audi

Increase drivetrain rigidity and response! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2730494
Mfg#:
003248ECS01A
In Stock
ON SALE! SAVE 30%
$238.99

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

$167.29 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

TTRS / RS3 Rear Final Drive Differential Assembly

ES#3707176 - 0CR525010S - TTRS / RS3 Rear Final Drive Differential Assembly - Connecting Drive Shaft to Axle Shafts that allows for varied speeds of wheel rotation. - Genuine Volkswagen Audi - Audi

Connecting Drive Shaft to Axle Shafts that allows for varied speeds of wheel rotation. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with axle code ULN from 06/17/2019

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3707176
Mfg#:
0CR525010S
Ships in 4 Business Days
11% off MSRP

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

$7807.14

This product was last offered at the strikethrough price on
06-05-2026

$6979.58 USD

Build Your Own Rear Differential Service Kit

Service kit for your rear differential. One liter of Synthetic Gear Oil 75w90 and drain/fill plugs 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#:
4414611
Mfg#:
317011KT2
In Stock
ON SALE!
Starting at $20.37 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Rear Bushing Differential Mount Insert Kit

ES#2992520 - 008288ECS02 - Rear Bushing Differential Mount Insert Kit - Decrease differential slop for better drivetrain response! - ECS - Audi Porsche

Decrease differential slop for better drivetrain response! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2992520
Mfg#:
008288ECS02
In Stock
ON SALE! SAVE 35%
$112.99

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

$73.44 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Magnetic Drain/Fill Plug - Priced Each

ES#2538104 - 000857ECS01A - Magnetic Drain/Fill Plug - Priced Each - Capture harmful particles to prevent wear. M22x1.5 - ECS - Audi Volkswagen Porsche

Capture harmful particles to prevent wear. M22x1.5 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2538104
Mfg#:
000857ECS01A
Ships on Aug 14, 2026
Auto Notify
ON SALE! SAVE 40%
$39.99

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

$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Position Rear Differential Mount Insert Kit

ES#2992519 - 008288ECS01 - Front Position Rear Differential Mount Insert Kit - Decrease differential slop for better drivetrain response! - ECS - Audi Porsche

Decrease differential slop for better drivetrain response! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2992519
Mfg#:
008288ECS01
In Stock
ON SALE! SAVE 40%
$93.99

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

$56.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Rear Differential Mount - Audi B6/B7 A4/S4

ES#2717984 - 003249ECS01 - Performance Rear Differential Mount - Audi B6/B7 A4/S4 - Increase drivetrain rigidity and response! - ECS - Audi

Increase drivetrain rigidity and response! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2717984
Mfg#:
003249ECS01
In Stock
ON SALE!
$230.99

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

$224.06 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Differential Service Kit

ES#4620204 - G055515A2KT - Rear Differential Service Kit - Complete kit with Genuine fluids and magnetic drain plugs to service your rear differential. - Assembled By ECS - Audi

Complete kit with Genuine fluids and magnetic drain plugs to service your rear differential. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with sport diff

Brand:
Assembled By ECS - Corporate Logo
ES#:
4620204
Mfg#:
G055515A2KT
In Stock
ON SALE! SAVE 10%
$227.99

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

$205.34 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Polyurethane Rear Subframe & Rear Differential Mount Insert Kit

ES#3432267 - 019860ECS03-03KT - Polyurethane Rear Subframe & Rear Differential Mount Insert Kit - Enhance driving dynamics and increase drivetrain rigidity and performance with our Rear End Bushing Insert Kit - ECS - Audi Volkswagen

Enhance driving dynamics and increase drivetrain rigidity and performance with our Rear End Bushing Insert Kit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3432267
Mfg#:
019860ECS03-03KT
In Stock
ON SALE!
$259.99

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

$252.19 USD
Free Shipping
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 Audi Differential Parts

Let us help you find the parts that fit your Audi

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

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