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Audi 100 FWD 5cyl

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Audi 100 FWD 5cyl Differential Parts

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Manual Transmission/Differential Fluid 75W-90 - One Gallon

ES#2739026 - 57905 - Manual Transmission/Differential Fluid 75W-90 - One Gallon - For use in front & rear open differentials as well as some manual transmissions - Redline - Audi BMW Volkswagen

For use in front & rear open differentials as well as some manual transmissions Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Redline - Corporate Logo
ES#:
2739026
Mfg#:
57905
Ships on Dec 1, 2026
$97.99 USD
Free Shipping

Hex Low Profile Service Sockets

ES#4464389 - AGA-SS-8-14-K - Hex Low Profile Service Sockets - Due to minimal clearance, its difficult to get a hex socket in the gaps to remove plugs on rear differentials, transfer case and other engine drain/fill plugs. - AGA Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Due to minimal clearance, it’s difficult to get a hex socket in the gaps to remove plugs on rear differentials, transfer case and other engine drain/fill plugs. Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
AGA Tools - Corporate Logo
ES#:
4464389
Mfg#:
AGA-SS-8-14-K
Ships in 7 Business Days
$169.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heavy ShockProof Gear Oil - 1 Gallon

ES#2847972 - 58205 - Heavy ShockProof Gear Oil - 1 Gallon - For heavily-loaded racing differentials and transmissions, problem gearboxes - Redline - Audi BMW Volkswagen Mercedes Benz

For heavily-loaded racing differentials and transmissions, problem gearboxes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
For Custom Applications Only.

Brand:
Redline - Corporate Logo
ES#:
2847972
Mfg#:
58205
In Stock
$99.99 USD
Free Shipping
on orders $49 and up

Driveshaft Flange Seal

ES#266988 - 018409399B - Driveshaft Flange Seal - Seals the propeller shaft flange to the transmission differential - Genuine Volkswagen Audi - Audi Volkswagen

Seals the propeller shaft flange to the transmission differential Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
266988
Mfg#:
018409399B
Ships in 3 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.

$63.99

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

$55.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Driveshaft Flange Seal

ES#2803722 - 018409399B - Driveshaft Flange Seal - Seals the propeller shaft flange to the transmission differential - Rein - Audi Volkswagen

Seals the propeller shaft flange to the transmission differential 2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2803722
Mfg#:
018409399B
In Stock
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Polyurethane Rear Differential Mounts - Black (Track)

ES#4701601 - POW-010-85 - Polyurethane Rear Differential Mounts - Black (Track) - Eliminate excessive rear differential movement! - Verkline - Audi

Eliminate excessive rear differential movement! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Verkline - Corporate Logo
ES#:
4701601
Mfg#:
POW-010-85
Ships in 10 Business Days
$145.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Polyurethane Rear Differential Mounts - Red (Street)

ES#4701600 - POW-010-75 - Polyurethane Rear Differential Mounts - Red (Street) - Eliminate excessive rear differential movement! - Verkline - Audi

Eliminate excessive rear differential movement! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Verkline - Corporate Logo
ES#:
4701600
Mfg#:
POW-010-75
Ships in 1 Business Day
$145.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt - Priced Each

ES#287153 - 088409359 - Hex Bolt - Priced Each - Used to secure the rear differential flange shaft - Genuine Volkswagen Audi - Audi

Used to secure the rear differential flange shaft Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
287153
Mfg#:
088409359
Ships in 1-2 days
14% off MSRP

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

$28.99

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

$24.99 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! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
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

Driveshaft Flange Seal

ES#3438898 - 018409399B - Driveshaft Flange Seal - Seals the propeller shaft flange to the transmission differential - DPH - Audi Volkswagen

Seals the propeller shaft flange to the transmission differential Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply

Brand:
DPH - Corporate Logo
ES#:
3438898
Mfg#:
018409399B
Ships in 1 Business Day
$12.30

This product was last offered at the strikethrough price on
08-26-2026

$11.38 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Washer - Priced Each

ES#1299762 - N0115609 - Washer - Priced Each - Install new hardware with your new parts. 10.5x18x1.6 - Genuine Volkswagen Audi - Audi

Install new hardware with your new parts. 10.5x18x1.6 Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Used in securing the rear differential to the subframe

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1299762
Mfg#:
N0115609
In Stock
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Polyurethane Rear Differential Bushings - Red (Street)

ES#4701605 - POW-013-75 - Polyurethane Rear Differential Bushings - Red (Street) - Eliminate excessive rear differential movement! - Verkline - Audi

Eliminate excessive rear differential movement! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
For vehicles with 38mm differential bushings only.

Brand:
Verkline - Corporate Logo
ES#:
4701605
Mfg#:
POW-013-75
Ships in 10 Business Days
$65.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Polyurethane Rear Differential Bushings - Black (Track)

ES#4701614 - POW-017-85 - Polyurethane Rear Differential Bushings - Black (Track) - Eliminate excessive rear differential movement! - Verkline - Audi

Eliminate excessive rear differential movement! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
For vehicles with 55mm differential bushings only.

Brand:
Verkline - Corporate Logo
ES#:
4701614
Mfg#:
POW-017-85
Ships in 10 Business Days
$65.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Polyurethane Rear Differential Bushings - Black (Track)

ES#4701606 - POW-013-85 - Polyurethane Rear Differential Bushings - Black (Track) - Eliminate excessive rear differential movement! - Verkline - Audi

Eliminate excessive rear differential movement! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
For vehicles with 38mm differential bushings only.

Brand:
Verkline - Corporate Logo
ES#:
4701606
Mfg#:
POW-013-85
Ships in 10 Business Days
$65.00 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.

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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