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Audi A4 Drivetrain Parts & Accessories

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Allen Bolt - Priced Each

ES#2152 - N01473911 - Allen Bolt - Priced Each - Install new hardware with your new parts. M8x16 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M8x16 Secures the pressure plate to the flywheel

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2152
Mfg#:
N01473911
In Stock
$4.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bolt - Priced Each

ES#471973 - N91129601 - Bolt - Priced Each - Install new hardware with your new parts. M12x100x90 - Genuine Volkswagen Audi - Audi

Install new hardware with your new parts. M12x100x90 Used in securing the transmission case to the engine

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
471973
Mfg#:
N91129601
In Stock
6% off MSRP

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

$5.58

This product was last offered at the strikethrough price on
07-21-2026

$5.26 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Flange Shaft Bolt - Priced Each

ES#2766096 - N90441103 - Front Flange Shaft Bolt - Priced Each - Zinc plated, 8mm Allen-head bolt secures the axle assembly to the transmission. M10x20 - ECS - Audi Volkswagen

Zinc plated, 8mm Allen-head bolt secures the axle assembly to the transmission. M10x20 10X Entries For Our 25th Anniversary Sweepstakes!

For automatic transmission only

Brand:
ECS - Corporate Logo
ES#:
2766096
Mfg#:
N90441103
In Stock
ON SALE! SAVE 25%
$2.99

This product was last offered at the strikethrough price on
06-13-2026

$2.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Lightweight Aluminum Flywheel (13lbs)

ES#2830878 - FW025AL - Lightweight Aluminum Flywheel (13lbs) - Unleash hidden power by reducing rotational mass - Clutch Masters - Audi

Unleash hidden power by reducing rotational mass

Brand:
Clutch Masters - Corporate Logo
ES#:
2830878
Mfg#:
FW025AL
Ships on Aug 7, 2026
15% off MSRP

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

$657.99

This product was last offered at the strikethrough price on
07-21-2026

$559.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Axle Assembly - Priced Each

ES#4339599 - NCV23024 - Rear Axle Assembly - Priced Each - Fits left and right side - GSP North America - Audi

Fits left and right side Up To VIN 8E-3-134000, split is in the 2003 model year

Brand:
GSP North America - Corporate Logo
ES#:
4339599
Mfg#:
NCV23024
In Stock
ON SALE!
$173.99

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

$165.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Axle Assembly - Priced Each

ES#2589799 - 8K0407271AL - Front Axle Assembly - Priced Each - Brand new unit without core charge - Genuine Volkswagen Audi - Audi

Brand new unit without core charge From the 2013 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2589799
Mfg#:
8K0407271AL
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.

$1875.71

This product was last offered at the strikethrough price on
07-21-2026

$1652.03 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Axle Bolt Backing Plate - Priced Each

ES#315854 - 1K0407357C - Axle Bolt Backing Plate - Priced Each - Sits behind axle bolts to allow for proper distribution of torque - Genuine Volkswagen Audi - Audi Volkswagen

Sits behind axle bolts to allow for proper distribution of torque

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
315854
Mfg#:
1K0407357C
In Stock
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Complete Wheel Bearing Kit

ES#3651356 - 4h049862512aKT - Complete Wheel Bearing Kit - All-inclusive kit includes bearings, axle bolts, and securing bolts for all four corners of the vehicle - Vaico - Audi

All-inclusive kit includes bearings, axle bolts, and securing bolts for all four corners of the vehicle We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
3651356
Mfg#:
4H049862512AKT
In Stock at Vendor
$1683.99

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

$1635.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Differential Service Kit

ES#2593469 - 0AR409399BKT - Rear Differential Service Kit - Complete kit with OE fluid to service your rear differential - Genuine Volkswagen Audi - Audi

Complete kit with OE fluid to service your rear differential For vehicles without Torque Vectoring differentials

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2593469
Mfg#:
0AR409399BKT
In Stock
$110.99

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

$108.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Stage 4 Extreme Clutch Kit

ES#3098862 - k70205fssxKT - Stage 4 Extreme Clutch Kit - Designed for extreme power that needs to be put to the wheels. Conservatively rated at 525+ ft/lbs. - South Bend Clutch - Audi Volkswagen

Designed for extreme power that needs to be put to the wheels. Conservatively rated at 525+ ft/lbs.

Brand:
South Bend Clutch - Corporate Logo
ES#:
3098862
Mfg#:
K70205FSSXKT
Ships in 1 Business Day
$1629.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Complete Wheel Bearing Kit

ES#3651354 - 4h0498625fKT - Complete Wheel Bearing Kit - All-inclusive kit includes bearings, axle bolts, and securing bolts for all four corners of the vehicle - Genuine Volkswagen Audi - Audi

All-inclusive kit includes bearings, axle bolts, and securing bolts for all four corners of the vehicle

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3651354
Mfg#:
4H0498625FKT
Ships in 1 day
$1628.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stage 2 Daily Clutch Kit

ES#2725179 - K70350HDO - Stage 2 Daily Clutch Kit - Designed for the daily-driven, weekend track warrior. Conservatively rated at 315ft/lbs. - South Bend Clutch - Audi

Designed for the daily-driven, weekend track warrior. Conservatively rated at 315ft/lbs. Works with stock flywheel

Brand:
South Bend Clutch - Corporate Logo
ES#:
2725179
Mfg#:
K70350HDO
Ships in 1 Business Day
$813.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Axle Replacement Hardware Kit - priced each

ES#2766118 - N90441103KT1 - Axle Replacement Hardware Kit - priced each - Complete hardware kit for replacing an axle - Assembled By ECS - Audi

Complete hardware kit for replacing an axle 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2766118
Mfg#:
N90441103KT1
In Stock
ON SALE! SAVE 27%
$25.99

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

$19.01 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RA4 240mm Clutch Conversion Kit - Stage 1

ES#5485 - RA4S1-STEEL - RA4 240mm Clutch Conversion Kit - Stage 1 - ECS RA4 Lightweight Flywheel with the Audi S4 clutch kit - ECS - Audi Volkswagen

ECS RA4 Lightweight Flywheel with the Audi S4 clutch kit 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
5485
Mfg#:
RA4S1-STEEL
Ships on Oct 5, 2026
Auto Notify
ON SALE!
$846.99

This product was last offered at the strikethrough price on
06-13-2026

$804.64 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Wheel Bearing - Priced Each

ES#3515005 - 4H0498625A - Wheel Bearing - Priced Each - Fits the left and right side - Does not include hardware - GSP North America - Audi

Fits the left and right side - Does not include hardware

Brand:
GSP North America - Corporate Logo
ES#:
3515005
Mfg#:
4H0498625A
In Stock
$72.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Wheel Bearing Kit - Priced Each

ES#5425872 - 8W0407625G - Wheel Bearing Kit - Priced Each - Fits the left and right side. - Schaeffler - Audi

Fits the left and right side.

Brand:
Schaeffler - Corporate Logo
ES#:
5425872
Mfg#:
8W0407625G
Back Ordered
$91.99

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

$88.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Drivetrain Parts & Accessories

Put your power to the wheels where it belongs, and keep drivetrain components mounted securely for comfort and safety. Our Drivetrain Components Section has a huge assortment of parts and fluids for transmissions, differentials, driveshafts, drivetrain mounts, drivetrain bushings, and drive hubs, plus special tools to make repairs easy.

Let us help you find the parts that fit your Audi

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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