USA Standard Gear

10.25" 4.11 Ratio Ring and Pinion Gear Set

$250.06

SKU: ZG F10.25-411S

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

Description

The USA Standard Gear ring and pinion set is engineered to exceed OEM specifications for Ford 10.25" differentials. This set offers a 4.11 gear ratio, a 10.25" ring gear diameter, and a 31-spline pinion with a spline length of 1.26 inches. It also features 12 ring gear bolts for secure mounting. This ensures reliable performance and durability for your drivetrain. This specific gear set is compatible with 1985-1992 Ford 10.25" axles. Additionally, it fits 2008-2010 Ford 10.5" housings when equipped with the OEM ring and pinion set.

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 F10.25-411S
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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