Zumbrota Drivetrain

Dana Spicer 80 3.73 Ratio Ring and Pinion

$596.89

SKU: YG D80-373-4

In Stock
In Stock
Ships by Aug 31
Free Shipping over $200
$100 Minimum Order
30 Days Return

Description

The Yukon YG D80-373-4 is a high-performance ring and pinion gear set engineered to be a direct replacement for the Dana Spicer 80 differential. Yukon Gear and Axle utilizes state-of-the-art design, advanced heat-treating, and rigorous quality testing to ensure its components meet exacting specifications. This specific set offers a 3.73 gear ratio, with a thin gear design intended for carriers compatible with ratios 4.10 and numerically higher. Key specifications include an 11.25-inch ring gear diameter, a 37-spline pinion, 12 ring gear bolts, and 10 cover bolts. This precision-engineered gear set is built to optimize traction performance and can accommodate increased horsepower or larger tire upgrades. Yukon also provides a comprehensive "Y.E.S. Plan" warranty, offering lifetime coverage for the gear set.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandZumbrota Drivetrain
Part NumberYG D80-373-4
CategoryDrivetrain

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

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