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Audi Differential Parts

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Rear Differential Service Kit

ES#3660793 - n90281802ktKT - Rear Differential Service Kit - Complete kit with Redline 75w90 fluid with OEM drain/fill plugs and seals to service your rear differential. - Assembled By ECS - Audi Volkswagen

Complete kit with Redline 75w90 fluid with OEM drain/fill plugs and seals to service your rear differential. 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with Torque Vectoring differentials

Brand:
Assembled By ECS - Corporate Logo
ES#:
3660793
Mfg#:
N90281802KTKT
In Stock
ON SALE!
$53.99

This product was last offered at the strikethrough price on
04-24-2026

$52.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Hex Bolt - Priced Each

ES#468698 - N10640301 - Hex Bolt - Priced Each - Install new hardware with your new parts. M12x1.5x100 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M12x1.5x100

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
468698
Mfg#:
N10640301
In Stock
30% off MSRP

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

$12.60

This product was last offered at the strikethrough price on
07-22-2026

$8.78 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Differential Service Kit With Magnetic Plugs

ES#4414596 - 317011KT1 - Rear Differential Service Kit With Magnetic Plugs - Service kit for your rear differential. One liter of Synthetic Gear Oil 75w90 and magnetic drain/fill plugs - Assembled By ECS - Audi Volkswagen

Service kit for your rear differential. One liter of Synthetic Gear Oil 75w90 and magnetic drain/fill plugs 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4414596
Mfg#:
317011KT1
Back Ordered
ON SALE! SAVE 20%
$84.99

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

$67.78 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Magnetic Haldex Differential Plug Set

ES#4324981 - VWR180002 - Magnetic Haldex Differential Plug Set - Keep your differentials and transfer box protected - Racingline - Audi Volkswagen

Keep your differentials and transfer box protected

Brand:
Racingline - Corporate Logo
ES#:
4324981
Mfg#:
VWR180002
Ships in 6 Business Days
$37.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Differential Service Kit

ES#3659102 - n10037106KT6 - Rear Differential Service Kit - Complete kit with Redline 75w90 fluid with OEM Drain/Fill plugs to service your rear differential - Assembled By ECS - Audi Volkswagen

Complete kit with Redline 75w90 fluid with OEM Drain/Fill plugs to service your rear differential 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3659102
Mfg#:
N10037106KT6
In Stock
ON SALE!
$86.21 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

2WD 02E DSG Differential Bearing Kit

ES#4164363 - 10-309-185BK - 2WD 02E DSG Differential Bearing Kit - 2WD 02E DSG Differential Bearing Kit - Will work on Wavetrac 185WK and 187WK - Wavetrac - Audi Volkswagen

2WD 02E DSG Differential Bearing Kit - Will work on Wavetrac 185WK and 187WK

Brand:
Wavetrac - Corporate Logo
ES#:
4164363
Mfg#:
10-309-185BK
Ships in 3 Business Days
$84.99 USD
Free Shipping
on orders $49 and up

Gen 4 Haldex Filter Kit

ES#4940160 - 0BR525558 - Gen 4 Haldex Filter Kit - Keep your Haldex system safe with clean, filtered fluid - Febi - Audi Volkswagen

Keep your Haldex system safe with clean, filtered fluid 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Febi - Corporate Logo
ES#:
4940160
Mfg#:
0BR525558
In Stock
$32.99 USD
Free Shipping
on orders $49 and up

Rear Differential Service Kit

ES#3660796 - n10037105ktKT7 - Rear Differential Service Kit - Complete kit with Redline 75w90 fluid with OEM drain/fill plugs and seals to service your rear differential. - Assembled By ECS - Audi

Complete kit with Redline 75w90 fluid with OEM drain/fill plugs and seals to service your rear differential. 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles without Torque Vectoring differentials

Brand:
Assembled By ECS - Corporate Logo
ES#:
3660796
Mfg#:
N10037105KTKT7
In Stock
ON SALE!
$97.99

This product was last offered at the strikethrough price on
02-24-2026

$95.98 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Max-Gear Gear Oil 75w90 - 1 Quart

ES#263484 - 01300 - Max-Gear Gear Oil 75w90 - 1 Quart - Max-Gear is recommended for use in front or rear open differentials, manual transmissions, and lower gear units of marine engines that specify use of an API GL-5 or GL-4 fluid - Royal Purple - Audi BMW Volkswagen Mercedes Benz Porsche

Max-Gear is recommended for use in front or rear open differentials, manual transmissions, and lower gear units of marine engines that specify use of an API GL-5 or GL-4 fluid

Brand:
Royal Purple - Corporate Logo
ES#:
263484
Mfg#:
01300
In Stock
$22.99 USD
Free Shipping
on orders $49 and up

Haldex Service Kit

ES#4487912 - G055175A2KIT - 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 We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4487912
Mfg#:
G055175A2KIT
In Stock at Vendor
$270.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Haldex Filter

ES#3068 - 02D525558A - Haldex Filter - Keep clean fluid running through your haldex - Genuine Volkswagen Audi - Audi Volkswagen

Keep clean fluid running through your haldex

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3068
Mfg#:
02D525558A
In Stock
29% off MSRP

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

$121.99

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

$86.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Axle Flange Seal - Priced Each

ES#2763762 - 02M301189G - Front Axle Flange Seal - Priced Each - Seals the connection between the axle flange and transmission - Corteco - Audi Volkswagen

Seals the connection between the axle flange and transmission For the left side

Brand:
Corteco - Corporate Logo
ES#:
2763762
Mfg#:
02M301189G
In Stock
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Magnetic Drain Plug

ES#2988693 - 113301141A - Magnetic Drain Plug - Removed to drain the fluid from the rear differential. 24x1.5 - Genuine Volkswagen Audi - Audi Volkswagen

Removed to drain the fluid from the rear differential. 24x1.5 Drain plug for rear differential

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2988693
Mfg#:
113301141A
In Stock
ON SALE!
$19.99

This product was last offered at the strikethrough price on
06-25-2026

$18.41 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Differential Mount

ES#2577247 - 8K0599287J - Rear Differential Mount - Also known as the cross member - Genuine Volkswagen Audi - Audi

Also known as the cross member

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2577247
Mfg#:
8K0599287J
Ships in 9 Business Days
9% off MSRP

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

$546.99

This product was last offered at the strikethrough price on
07-22-2026

$499.99 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.

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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