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Differential Assemblies

Here you'll find complete differentials. Whether you've damaged yours, are doing a swap, or are salvaging a wrecked vehicle, here you'll find our complete differential assemblies.
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Genuine BMW - Corporate Logo
T#:58016037
Part#: 33102283320KT
Ships in 5 Business Days
New Item
$ 4,982.99 USD
$ 4,982.99 USD
Maintain maximum rear wheel traction and corner exit punch with an Original BMW Rear Final Drive Assembly. Engineered specifically for high revving M powerplants, this complete differential unit features factory matched ring and pinion gears housed in a rigid casing to minimize deflection under aggressive launching and hard cornering. Replacing a worn unit restores instant power distribution and original chassis balance.
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Genuine BMW - Corporate Logo
T#:56869544
Part#: 31507648879
Ships in 5 Business Days
New Item
4% off MSRP $ 3,279.99

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

$ 3,132.99 USD
4% off MSRP
$ 3,279.99

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

$ 3,132.99 USD
Packaged by Turner - Corporate Logo
T#:55965861
Part#: 30309175WKWVTKT2
Ships in 10 Business Days
New Item
$ 1,269.99 USD
Free Shipping on orders $49 and up
This AutoTech LSD Upgrade Kit pairs AutoTech’s highly engineered 188mm limited-slip differential carrier with a pair of Corteco output shaft seals, giving you everything you need for a leak-free install.
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Genuine BMW - Corporate Logo
T#:58489940
Part#: 33107636994KT
Ships on Oct 15, 2026
New Item
$ 4,011.99 USD
$ 4,011.99 USD
Maintain optimal all wheel drive traction and eliminate power robbing differential slop with a Genuine BMW Rear Final Drive Assembly. Engineered to original factory tolerances with a 3.38 final drive ratio, this complete replacement differential assembly eliminates internal gear play and restores instant power transfer to the rear wheels. Pre assembled with factory side flanges and precision valved internal gearing, it provides a seamless repair solution that avoids complex internal gear setting or lash adjustments.
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