Street. Track. Everything between.
07 3276 7829
Your garage Find parts for your vehicle Select year, make and model to narrow your search.

Yukon Gear High Performance Replacement Ring & Pinion Set Dana M300 3.73 Ratio

SKU: YUKYG_DM300-373

Differential Ring and Pinion

YUK Gear Sets - Dana...

Yukon Gear High Performance Replacement Ring & Pinion Set Dana M300 3.73 Ratio

SKU: YUKYG_DM300-373

Differential Ring and Pinion

YUK Gear Sets - Dana...

A$1,838.84
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.

Added to cart

We accept
American Express
Mastercard
Visa
PayPal Checkout
Direct Deposit
Afterpay
Apple Pay
Google Pay
Zip Pay

Description

Exclusive Yukon Gear & Axle flash sale discount at StreetFX!

Talk about timing! This is a limited offer while stocks last on various Yukon Gear & Axle part numbers. There's never been a better time to buy your Yukon Gear & Axle upgrades, so what are you waiting for?!

This item is currently on sale!

Same-day payment required to secure promotional price. Promotions may end early or be extended based on stock levels or other factors.

Yukon Gear High Performance Replacement Ring & Pinion Set Dana M300 3.73 Ratio

Yukon Gear & Axle high-performance ring and pinion gear sets are the benchmark of quality in the automotive gear industry. Yukon engineers use state-of-the art design, advanced heat-treating techniques, and leading-edge quality testing processes to ensure the structure and surface finish meet exacting specifications and quality standards. Yukon offers its Y.E.S. Plan, a lifetime, comprehensive, no-questions-asked protection plan covering your gear set for as long as you own your vehicle. Whether you’ve added tons of horsepower under the hood, upgraded to bigger tires, are just want to optimize the traction performance of your ride, Yukon offers the widest selection of gear ratios on the market to accommodate every need.

Additional Information

DANA M300 3.73 Ring/Pinion ; 2017+F350 DRW/F450 .

Part Type

Differential Ring and Pinion

Product Overview

Yukon Gear & Axle high-performance ring and pinion gear sets are the benchmark of quality in the automotive gear industry. Yukon engineers use state-of-the art design, advanced heat-treating techniques, and leading-edge quality testing processes to ensure the structure and surface finish meet exacting specifications and quality standards. Yukon offers its Y.E.S. Plan, a lifetime, comprehensive, no-questions-asked protection plan covering your gear set for as long as you own your vehicle. Whether you've added tons of horsepower under the hood, upgraded to bigger tires, are just want to optimize the traction performance of your ride, Yukon offers the widest selection of gear ratios on the market to accommodate every need.

Additional Application Notes
• Dana 300mm Rear; Ring and Pinion Set; 3.73 Ratio; 32 Spline Pinion; 2.125 in. Diameter Pinion Bearing Journal; Fits 3 Series 3.73 & Down Carrier
• Dana M300; 3.73 Ratio~Dana 300mm Rear; Ring and Pinion Set; 3.73 Ratio; 32 Spline Pinion; 2.125 in. Diameter Pinion Bearing Journal; Fits 3 Series 3.73 and Down Carrier Dana 300mm Rear; Ring and Pinion Set; 3.73 Ratio; 32 Spline Pinion; 2.125 in. Diameter Pinion Bearing Journal; Fits 3 Series 3.73 & Down Carrier 32 Spline; 3.73 Ratio; 2.125 in. Diameter Pinion Bearing Journal; Fits 3 Series 3.73 And Down Carrier
• Dana 300mm Rear; Ring and Pinion Set; 3.73 Ratio; 32 Spline Pinion; 2.125 in. Diameter Pinion Bearing Journal; Fits 3 Series 3.73 & Down Carrier 32 Spline; 3.73 Ratio; 2.125 in. Diameter Pinion Bearing Journal; Fits 3 Series 3.73 And Down Carrier

These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.

Data: v4.2 - Upd: 2026-11-09 15:34:57

Features

  • 3.73 ratio
  • 37 spline
  • For 2017 Plus F350 DRW F450
  • For 2017+ F350 DRW & F450
  • For Dana M300
  • The F350 has 37 Spl axles, the F450 has 41spl axles. No 3 series case available for the F450.
  • The F350 Has 37 Spl Axles; The F450 Has 41 Spl Axles; No 3 Series Case Available For The F450

Note for Pistons, Rings, Rotors, Rods and engine internals

Unless otherwise specified, some brands supply brake rotors, pistons, strut mounts, rods and rings separately. In some cases, titles may indicate plural, or 'set' - eg the term “ring set” often refers to the rings for a single piston only. If you’re unsure about what’s included with this product, please contact our team for clarification.

(keyword: ring)

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Product Details

AAP Selling Package Quantity UOM:EA
Package UOMEA
Package Qty1
Axle Type:Chrysler 11.5 in.
Cover Bolt Quantity:14
Description:High performance Yukon replacement Ring/Pinion gear set for Dana M300; 3.73
Differential:Dana M300 Rear, 2017+ Super Duty
Gear Ratio:3.73
Mounting Hardware Included:No
Nested Gear Family:Yes
Part Number:yukYG DM300-373
Ring Gear Outside Diameter:11.8
Shims Included:No
Title:Yukon high performance replacement ring & pinion set, Dana M300, 3.73 ratio

Product Downloads

# Document Type Download
1. Installation Instructions

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Data: v2 - Desc: v4.2 - Upd: 2026-11-09 16:20:22

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Yukon Gear & Axle, YUKON GEAR AND AXLE, Yukon Gear And Axle (randys)
StreetFX SKU yukYG_DM300-373
SFX Item ID 4491838
Accounting SKU yuk-YG_DM300-373
Manufacturer SKU YG DM300-373
Manufacturer UPC 883584247678
Alternative References yukYG DM300-373

Compatibility

Loading compatibility information...

Keep shopping

More from Yukon Gear & Axle