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Audi S4 Differential Parts

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Front Axle Flange Seal - Right

ES#3464834 - 0B4409400D - Front Axle Flange Seal - Right - Seals the connection between the axle flange and transmission - Corteco - Audi

Seals the connection between the axle flange and transmission

Brand:
Corteco - Corporate Logo
ES#:
3464834
Mfg#:
0B4409400D
Ships in 3 Business Days
$10.28 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Axle Flange Seal - Right

ES#268105 - 01V409399 - Axle Flange Seal - Right - Seals the connection between the axle flange and transmission - Genuine Volkswagen Audi - Audi Volkswagen

Seals the connection between the axle flange and transmission

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
268105
Mfg#:
01V409399
Ships in 1 day
11% off MSRP

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

$133.99

This product was last offered at the strikethrough price on
08-31-2026

$118.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Axle Flange Seal - Left

ES#4736573 - 0AW409399 - Front Axle Flange Seal - Left - Seals the connection between the axle flange and transmission - Elring - Audi

Seals the connection between the axle flange and transmission 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
4736573
Mfg#:
0AW409399
In Stock
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Plug With Seal - Priced Each

ES#268084 - 01V409057 - Plug With Seal - Priced Each - Install new hardware when performing service. M18x1.5 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware when performing service. M18x1.5 Automatic transmission vehicles only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
268084
Mfg#:
01V409057
In Stock
12% off MSRP

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

$40.99

This product was last offered at the strikethrough price on
10-20-2026

$35.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Differential Service Kit - With ECS Magnetic Drain/Fill Plug

ES#2538236 - 016409399BKT - Rear Differential Service Kit - With ECS Magnetic Drain/Fill Plug - Complete kit with Motul Gear 300 fluid to service your rear differential - Assembled By ECS - Audi Volkswagen

Complete kit with Motul Gear 300 fluid to service your rear differential 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2538236
Mfg#:
016409399BKT
Ships on Nov 12, 2026
ON SALE!
$110.99

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

$106.62 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Driveshaft Flange Seal

ES#272823 - 02X409400A - Driveshaft Flange Seal - Seals the propeller shaft flange to the front differential - Genuine Volkswagen Audi - Audi

Seals the propeller shaft flange to the front differential

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
272823
Mfg#:
02X409400A
Ships in 1 day
12% off MSRP

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

$118.99

This product was last offered at the strikethrough price on
08-31-2026

$104.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

SEAL

ES#3640337 - 0AR525275A - SEAL - Genuine Volkswagen Audi - Audi

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3640337
Mfg#:
0AR525275A
Ships in 2 Business Days
13% off MSRP

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

$39.99

This product was last offered at the strikethrough price on
08-31-2026

$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Tapered Roller Bearing

ES#290474 - 113517185B - Tapered Roller Bearing - Keep your differential free from noise - Genuine Volkswagen Audi - Audi Volkswagen

Keep your differential free from noise Fits left side

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
290474
Mfg#:
113517185B
Ships in 4 Business Days
6% off MSRP

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

$109.99

This product was last offered at the strikethrough price on
10-20-2026

$102.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Axle Flange Seal - Left

ES#2951334 - 01L409399 - Axle Flange Seal - Left - Seals the connection between the axle flange and transmission - SKF - Audi Volkswagen

Seals the connection between the axle flange and transmission

Brand:
SKF - Corporate Logo
ES#:
2951334
Mfg#:
01L409399
Ships in 1 Business Day
$16.42 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Axle Flange Seal - Left

ES#5812 - 01L409399 - Axle Flange Seal - Left - Seals the connection between the axle flange and transmission - Genuine Volkswagen Audi - Audi Volkswagen

Seals the connection between the axle flange and transmission

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
5812
Mfg#:
01L409399
Ships in 2 Business Days
10% off MSRP

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

$104.99

This product was last offered at the strikethrough price on
10-05-2026

$93.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Tapered Roller Bearing - Priced Each

ES#4352288 - 01X409123 - Tapered Roller Bearing - Priced Each - Keep your differential free from noise - 50x80x20 - Timken - Audi Porsche

Keep your differential free from noise - 50x80x20 Manual transmissions only

Brand:
Timken - Corporate Logo
ES#:
4352288
Mfg#:
01X409123
Ships in 1 Business Day
$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Tapered Roller Bearing

ES#2622568 - 113517185C - Tapered Roller Bearing - Keep your differential free from noise - SKF - Audi Volkswagen

Keep your differential free from noise Fits right side

Brand:
SKF - Corporate Logo
ES#:
2622568
Mfg#:
113517185C
Ships in 2 Business Days
$41.99

This product was last offered at the strikethrough price on
07-14-2026

$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Driveshaft Flange Seal

ES#4067259 - 09E409399 - Driveshaft Flange Seal - Seals the propeller shaft flange to the front differential - ZF - Audi

Seals the propeller shaft flange to the front differential We Price Match - Give Us A Call or Chat!

Brand:
ZF - Corporate Logo
ES#:
4067259
Mfg#:
09E409399
Ships in 1-2 days
$24.12 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Polyurethane Rear Differential Bushings - Red (Street)

ES#4701613 - POW-017-75 - Polyurethane Rear Differential Bushings - Red (Street) - Eliminate excessive rear differential movement! - Verkline - Audi

Eliminate excessive rear differential movement! For vehicles with 55mm differential bushings only.

Brand:
Verkline - Corporate Logo
ES#:
4701613
Mfg#:
POW-017-75
Ships in 1 Business Day
$65.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Axle Flange Seal - Right

ES#288261 - 09E409399A - Axle Flange Seal - Right - Stop leaks from your differential - Genuine Volkswagen Audi - Audi

Stop leaks from your differential

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
288261
Mfg#:
09E409399A
Ships in 1 Business Day
5% off MSRP

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

$63.99

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

$60.99 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.

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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