Drivetrain› Differentials and Rear-End Components

Yukon Gear & Axle

YUK PART

$12.48

SKU: Y001 YZGD80-373

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping over $100
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

YUK PART

MIA's Description

The Yukon Gear & Axle YZGD80-373 is a high-performance ring and pinion gear set designed for the Dana Spicer 80 differential. It features a 3.73 ratio, a 11.25-inch ring gear diameter, and a 37-spline pinion. This gear set is also a thin gear set, intended for use with a 4.10 and up carrier.

Fitment

Fitment Guaranteed

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandYukon Gear & Axle
Part NumberY001 YZGD80-373

Videos

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How to set ring & pinion backlash
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Proper Break-In Procedure for New Ring & Pinion Gears
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Yukon Dura Grip Positraction - Installation Tips
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Setting Pinion Bearing Preload — Yukon Gear & Axle
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Helpfull Tip For Pinion Gear Set Up in Differential
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Spider Gear Installation Explained | Differential Tech Tips
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Identifying Ring and Pinion Gear Noise - Deceleration | Differential Tech Tips
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Mini Spools: What are they? Will it work for me?

Buy with Confidence

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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