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Yukon Gear & Axle

Yukon Gear Zip Locker For Dana 44 w/ 30 Spline Axles / 3.73 & Down

SKU: YUKYZLD44-3-30

Differential Carriers

YUK Zip Lockers...

Yukon Gear Zip Locker For Dana 44 w/ 30 Spline Axles / 3.73 & Down

Yukon Gear & Axle

Yukon Gear Zip Locker For Dana 44 w/ 30 Spline Axles / 3.73 & Down

SKU: YUKYZLD44-3-30

Differential Carriers

YUK Zip Lockers...

A$2,434.76
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.

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Description

Yukon Gear Zip Locker For Dana 44 w/ 30 Spline Axles / 3.73 & Down

The Yukon Zip Locker is the latest in on-demand traction. Its air-operated design allows you to switch from an open differential to 100% lockup when you need it, giving you the ultimate in driver selectability.

Additional Information

The Yukon Zip Locker is the latest in on-demand traction. Its air-operated design allows you to switch from an open differential to 100% lockup when you need it; giving you the ultimate in driver selectability.

Part Type

Differential Carrier

Product Overview

The Yukon Zip locker is an air operated locker that provides selectable traction for off road or street use. This unit features 4320 Chrome Moly internals for added strength. Assembled in the USA! compressor sold separately. All Zip Lockers are backed by the best warranty in the business! All Zip Lockers come with a six (6) year warranty, including any collaterally damaged parts and associated labor, up to $2,000, for the first two (2) years.

Additional Application Notes
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down
• Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down
• Dana 44; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Dana 44; 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down
• Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down
• 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; Disconnect Design; 30 Spline; 3.73 Ratio And Down
• Dana 44; Disconnect Design; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Dana 44; Disconnect Design; 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; Disconnect Design; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; Disconnect Design; 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; Disconnect Design; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; Disconnect Design; 30 Spline; 3.73 Ratio And Down
• Dana 44; Disconnect Design; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; Disconnect Design; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; Disconnect Design; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; Disconnect Design; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; Disconnect Design; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; Disconnect Design; 30 Spline; 3.73 Ratio And Down~ Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; Disconnect Design; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Dana 44; Disconnect Design; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; Disconnect Design; 30 Spline; 3.73 Ratio And Down~ Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; IFS; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Dana 44; IFS; 30 Spline; 3.73 Ratio And Down
• Dana 44; IFS; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Dana 44; Reverse Rotation; Straight Axle; 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; Reverse Rotation; Straight Axle; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; IFS; 30 Spline; 3.73 Ratio And Down
• Dana 44; 30 Spline; 3.73 Ratio And Down Dana 44, 19 Spline; 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; 19 Spline; 30 Spline; 3.73 Ratio And Down~Dana 44; 30 Spline; 3.73 Ratio And Down Dana 44; 19 Spline; 30 Spline; 3.73 Ratio And Down~ Dana 44; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Dana 44, 19 Spline; 30 Spline; 3.73 Ratio And Down
• Dana 44; 19 Spline; 30 Spline; 3.73 Ratio And Down~Dana 44; 30 Spline; 3.73 Ratio And Down Dana 44; 19 Spline; 30 Spline; 3.73 Ratio And Down~ Dana 44; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Dana 44; 19 Spline; 30 Spline; 3.73 Ratio And Down Dana 44, 19 Spline; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; 19 Spline; 30 Spline; 3.73 Ratio And Down Dana 44, 19 Spline; 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down Dana 44; 19 Spline; 30 Spline; 3.73 Ratio And Down~Dana 44; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down
• Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; 19 Spline; 30 Spline; 3.73 Ratio And Down~Dana 44; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; 19 Spline; 30 Spline; 3.73 Ratio And Down~Dana 44; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; 19 Spline; 30 Spline; 3.73 Ratio And Down~Dana 44; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44, 19 Spline; 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down
• Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down Dana 44; 19 Spline; 30 Spline; 3.73 Ratio And Down~Dana 44; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; 19 Spline; 30 Spline; 3.73 Ratio And Down~Dana 44; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44, 19 Spline; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Dana 44; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44, 19 Spline; 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down~Dana 44; Reverse Rotation; Straight Axle; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down~Dana 44; Reverse Rotation; Straight Axle; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down~Dana 44; Reverse Rotation; Straight Axle; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down
• Dana 44; 30 Spline; 3.73 Ratio And Down~Dana 44; Reverse Rotation; Straight Axle; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Dana 44; 30 Spline; 3.73 Ratio And Down~Dana 44; Reverse Rotation; Straight Axle; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down~Dana 44; Reverse Rotation; Straight Axle; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down~ Dana 44; Reverse Rotation; Straight Axle; 30 Spline; 3.73 Ratio And Down~ Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down~Dana 44; Reverse Rotation; Straight Axle; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down~ Dana 44; Reverse Rotation; Straight Axle; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; Reverse Rotation; Straight Axle; 30 Spline; 3.73 Ratio And Down
• Dana 44; Reverse Rotation; Straight Axle; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; Reverse Rotation; Straight Axle; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; Reverse Rotation; Straight Axle; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; Reverse Rotation; Straight Axle; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; Reverse Rotation; Straight Axle; 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; Reverse Rotation; Straight Axle; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; Reverse Rotation; Straight Axle; 30 Spline; 3.73 Ratio And Down
• Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; Reverse Rotation; Straight Axle; 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; Reverse Rotation; Straight Axle; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; Reverse Rotation; Straight Axle; 30 Spline; 3.73 Ratio And Down~ Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Dana 44; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down~ Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down~ Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Dana 44; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down~ Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down~Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down Dana 44; 19 Spline; 30 Spline; 3.73 Ratio And Down~Dana 44; 30 Spline; 3.73 Ratio And Down Dana 44, 19 Spline; 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; 19 Spline; 30 Spline; 3.73 Ratio And Down~Dana 44; 30 Spline; 3.73 Ratio And Down Dana 44, 19 Spline; 30 Spline; 3.73 Ratio And Down
• Dana 44; 30 Spline; 3.73 Ratio And Down Dana 44; 19 Spline; 30 Spline; 3.73 Ratio And Down~Dana 44; 30 Spline; 3.73 Ratio And Down Dana 44, 19 Spline; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Dana 44; 19 Spline; 30 Spline; 3.73 Ratio And Down~Dana 44; 30 Spline; 3.73 Ratio And Down Dana 44, 19 Spline; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Dana 44; 30 Spline; 3.73 Ratio And Down Dana 44; 19 Spline; 30 Spline; 3.73 Ratio And Down~Dana 44; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Dana 44; 30 Spline; 3.73 Ratio And Down~ Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Front; 30 Spline; 3.73 Ratio And Down Dana 44; 30 Spline; 3.73 Ratio And Down Dana 44; 19 Spline; 30 Spline; 3.73 Ratio And Down~Dana 44; 30 Spline; 3.73 Ratio And Down
• Dana 44; 30 Spline; 3.73 Ratio And Down Dana 44; 19 Spline; 30 Spline; 3.73 Ratio And Down~ Dana 44; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down
• Dana 44; 30 Spline; 3.73 Ratio And Down~ Dana 44; Standard Rotation; 30 Spline; 3.73 Ratio And Down 30 Spline; 3.73 Ratio And Down

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: 2026-11-08 14:40:57

Features

  • 3.73 and down ratio only
  • Assembled in the USA
  • Fits Dana Spicer 44 w/30 Spline Axles
  • Fits Dana Spicer 44 with 30 spline axles
  • Forged case and 8620 internals for added strength
  • Works with a variety of air delivery systems

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 Shaft Spline Quantity:30
Axle Type:Dana 44, Rear
Cover Bolt Quantity:10
Description:Yukon Zip Locker for Dana 44 with 30 spline axles; 3.73/down
Gear Ratio:3.73
Material:Steel
Part Number:yukYZLD44-3-30
Title:Yukon Zip Locker for Dana 44 with 30 spline axles, 3.73 & down
Type:Locking

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: 2026-11-08 09:02:56

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 yukYZLD44-3-30
SFX Item ID 4490802
Accounting SKU yuk-YZLD44-3-30
Manufacturer SKU YZLD44-3-30
Manufacturer UPC 883584340188
Alternative References YGA-34018

Differential Carrier, Zip Locker, Air Locker Style, 30-spline, Dana 44, Each

Need traction? Zip! You've got it with Yukon Gear & Axle Zip lockers! With on-demand traction, these lockers offer an air-operated design that allows you to switch from an open differential to 100 percent lockup when you need it. Theses Yukon Zip lockers are the ultimate in driver selectability for the right traction, on-road and off. Built from forged cases with 4320 chromoly internals for added strength, they work with a variety of air-delivery systems and are assembled in the USA. Do you need gripping power--now? You have the control with Yukon Gear & Axle Zip lockers.

Product Attributes
BrandYukon Gear & Axle
Manufacturer's Part NumberYZLD44-3-30
Part TypeDifferential Carriers
Product LineYukon Gear & Axle Zip Lockers
UPC883584340188
Differential Case Design TypeDana 44
RemanufacturedNo
Aftermarket Carrier StyleAir locker
Cover Bolts10
Carrier Series3
Axle Shaft Spline Quantity30
Manufacturer of AxleDana
Carrier MaterialChromium alloy steel
Carrier Bearings IncludedNo
QuantitySold individually.
NotesFits 3.73 and numerically lower gear ratios.

Compatibility

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