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Drivetrain› Differentials and Rear-End Components

USA Standard Gear

Ring and Pinion Gear Set 4.11:1

$305.90 $285.89 Save $20.01

SKU: ZG D30-411

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$100 Minimum Order
Non-Returnable Item
INSTALL DIFFICULTY
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Moderate — 2–4 hours

Overview

The USA Standard Gear ZG D30-411 is a ring and pinion replacement gear set designed for Dana 30 differentials. It features a 7.20" ring gear diameter, 26 spline pinion, and 10 ring gear bolts.

This gear set offers a 4.11:1 ratio and is compatible with standard rotation Dana Spicer 30 differentials that do not use a crush sleeve. USA Standard ring and pinion sets are intended to provide a quality and quiet gear set for OEM replacement, with rigorous in-house testing ensuring dimensional, material, and fitment standards are met.
Show original supplier description
The USA Standard Gear ZG D30-411 is a ring and pinion replacement gear set engineered for Dana 30 differentials, offering a 4.11:1 ratio. This set is designed for standard rotation Dana Spicer 30 applications that do not utilize a crush sleeve, ensuring a precise fit for OEM replacement. Key specifications include a 7.20" ring gear diameter, a 26-spline pinion, and 10 ring gear bolts. USA Standard Gear emphasizes quality through rigorous in-house testing, ensuring all products meet stringent dimensional, material, and fitment criteria. This dedication aims to provide a quiet and reliable gear set for your vehicle's drivetrain. USA Standard Gear aims to offer a more affordable alternative to other manufacturers, making it a cost-effective choice for those looking to maintain or upgrade their differential without compromising essential quality. The brand provides a standard one-year warranty against defects on their ring and pinion sets. It is important to note that USA Standard gears are not recommended for vehicles where a quiet running operation is a top priority.

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 D30-411
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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