Drivetrain› Differentials and Rear-End Components

Zumbrota Drivetrain

3.54 Ratio Ring and Pinion Set 8.50

$320.89

SKU: ZG D44-354

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 USA Standard Gear ring and pinion set is a replacement gear set for the Dana 44 differential. It features a 3.54 gear ratio, 26 splines, and is designed to exceed OEM specifications. The set includes 10 ring gear bolts and has an 8.50" ring gear diameter.
Show original supplier description
The USA Standard Gear ring and pinion set is engineered as a direct replacement for the Dana 44 differential, designed to meet or exceed original equipment manufacturer specifications. This set offers a 3.54 gear ratio and features 26 splines, ensuring precise engagement. It is designed for standard rotation differentials and includes all necessary components, such as 10 ring gear bolts, for a complete installation. The ring gear diameter is 8.50 inches. USA Standard Gear emphasizes quality control, with all sets undergoing rigorous in-house evaluation to guarantee they pass dimensional, material, and fitment testing. This commitment ensures reliable performance and durability for your drivetrain. The brand also offers a 1-year limited warranty on its products, providing added peace of mind.

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 NumberZG D44-354
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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