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Audi 90 Quattro 20v Differential Parts

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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.

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

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

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

$63.99

This product was last offered at the strikethrough price on
07-15-2026

$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
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 For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2803722
Mfg#:
018409399B
In Stock
ON SALE!
$12.99

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

$12.60 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#260073 - N0147236 - Allen Bolt - Priced Each - Install new hardware with your new parts. M10x30 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M10x30 Secures the input flange shaft housing to the differential

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
260073
Mfg#:
N0147236
Ships in 1-2 days
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
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

Brand:
DPH - Corporate Logo
ES#:
3438898
Mfg#:
018409399B
Ships in 2 Business Days
$12.04 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4023595 - 034-505-2002 - Rear Differential Mount - Priced Each  - Replace the soft, failure-prone rubber rear differential mount that these cars came with from the factory. - 034Motorsport - Audi Volkswagen

Replace the soft, failure-prone rubber rear differential mount that these cars came with from the factory.

Brand:
034Motorsport - Corporate Logo
ES#:
4023595
Mfg#:
034-505-2002
Ships in 3 Business Days
ON SALE! SAVE 10%
$100.00

This product was last offered at the strikethrough price on
06-28-2026

$90.00 USD
Free Shipping

Put all your power to the ground!

Brand:
Wavetrac - Corporate Logo
ES#:
3006274
Mfg#:
18309160WK
Ships in 3 Business Days
$1515.99 USD
Free Shipping
on orders $49 and up

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.

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

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