Drivetrain› Differentials and Rear-End Components

Zumbrota Drivetrain

Standard Open Spider Gear Kit, 37-Spline

$338.89

SKU: YPKD80-S-37

Special Order
Free Shipping over $200
$100 Minimum Order
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The Yukon replacement standard open spider gear kit is designed for Dana Spicer 80 open differentials with 37-spline axles. This kit includes two side gears, two pinion gears, a cross pin shaft, a roll pin, and spider gear thrust washers.

Manufactured by Yukon Gear and Axle, this kit utilizes higher quality materials and techniques than OEM for a longer-lasting spider gear set.
Show original supplier description
The Yukon replacement standard open spider gear kit is specifically engineered for Dana Spicer 80 open differentials featuring 37-spline axles. This comprehensive kit provides all the necessary components for a complete spider gear replacement, including two side gears, two pinion gears, a cross pin shaft, a roll pin, and essential spider gear thrust washers. Yukon Gear and Axle manufactures this kit, emphasizing the use of superior materials and advanced techniques over OEM standards to ensure enhanced durability and longevity for your differential's spider gear set. While specific installation instructions are not detailed, a spider gear kit is a critical internal differential component. Professional installation is recommended for complex drivetrain components like this to ensure proper function and avoid damage. Always consult a qualified mechanic or refer to a service manual specific to your Dana Spicer 80 differential for detailed installation procedures. This kit is explicitly designed for the Dana Spicer 80 open differential with 37 spline axles. It is not compatible with any other differential models or axle spline counts. Ensure your vehicle's differential configuration matches these specifications before purchase.

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 NumberYPKD80-S-37
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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