Drivetrain› Differentials and Rear-End Components

Zumbrota Drivetrain

4.88 Ratio Ring and Pinion Set

$467.89

SKU: YG D44JK-488RUB

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$100 Minimum Order
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The Yukon high performance ring and pinion set is a replacement part for Dana 44JK rear differentials. This set features a 4.88 ratio, a 24-spline pinion, and 10 ring gear bolts. It has a ring gear diameter of 8.89 inches.
Show original supplier description
The Yukon high performance ring and pinion set is engineered as a direct replacement for Dana 44JK rear differentials. This set is designed for optimal performance with a 4.88 gear ratio, a 24-spline pinion, and requires 10 ring gear bolts for secure installation. The ring gear diameter measures 8.89 inches, ensuring compatibility with the specified differential housing. This high-performance set is manufactured by Yukon Gear and Axle, a reputable name in drivetrain components. The product details highlight its function as a premium replacement part for the Dana 44JK rear axle, specifically in applications requiring the 4.88 ratio. With 263 units in stock and same-day dispatch available, Zumbrota Drivetrain ensures prompt delivery for your vehicle build or repair project. For specific fitment verification, Zumbrota Drivetrain offers a "Check if this part fits your vehicle" feature. Customers can also consult Zumbrota's live tech support via chat or phone at 1-800-658-2537 for any questions regarding compatibility or installation.

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 D44JK-488RUB
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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