Drivetrain› Differentials and Rear-End Components

Yukon Gear & Axle

USA Standard Replacement Ring & Pinion Gear Set For Dana 44 HD in a 3.73 Ratio

$595.89

SKU: Y001 ZG D44HD-373

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping over $200
$100 Minimum Order
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The 3.73 gear ratio is carefully calibrated to balance acceleration and fuel efficiency, making it suitable for various driving scenarios. The ring and pinion gears are constructed from high-strength steel, engineered for exceptional durability and longevity under heavy-duty use. This kit aims to enhance overall vehicle performance and driving experience by optimizing the gear ratio, leading to improvements in acceleration, towing capacity, and responsiveness.
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Part #: ZG D44HD-373

USA Standard Gear ring and pinion sets are designed to exceed OEM specification. All sets receive rigorous in-house quality evaluation to ensure they pass dimensional, material, and fitment testing.

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

BrandYukon Gear & Axle
Part NumberY001 ZG D44HD-373

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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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