USA Standard Gear

Ring and Pinion Gear Set 3.73 Ratio

$440.86

SKU: ZG D44R-373R

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

Description

The USA Standard Gear ZG D44R-373R is a ring and pinion gear set engineered to provide a reliable upgrade for your Dana 44 reverse rotation differential. With a precise 3.73 gear ratio, this set is designed to offer optimal performance for a variety of applications. This set is constructed to exceed OEM specifications and undergoes rigorous in-house quality evaluation, ensuring it passes critical dimensional, material, and fitment testing. Key specifications include a 26-spline pinion, an 8.50" ring gear diameter, and 10 ring gear bolts. USA Standard Gear backs this product with a standard one-year warranty against defects. This USA Standard Gear ring and pinion set is confirmed to fit the following vehicle applications: 1978-1996 Ford Bronco, 1976-1996 Ford F-150, 1975-1990 Ford F-250, and 1979 Ford F-350. Ensure your specific vehicle falls within these ranges for proper fitment.

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

BrandUSA Standard Gear
Part NumberZG D44R-373R
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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