Yukon Gear Zip Locker For Dana 44 w/ 30 Spline Axles / 3.92+

SKU: YUKYZLD44-4-30

Differential Carriers

YUK Zip Lockers...

Yukon Gear & Axle

Yukon Gear Zip Locker For Dana 44 w/ 30 Spline Axles / 3.92+

SKU: YUKYZLD44-4-30

Differential Carriers

YUK Zip Lockers...

Limited Availability from MFR Limited stock available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical orders of this part. This item is not held in our own warehouse, and availability and release timing may vary depending on manufacturer stock movements and processing at the time of ordering.

We accept

Description

Product Overview

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. 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.

Features and Benefits

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

Product Details

AAP Selling Package Quantity UOM:	EA
AAP_UDA_12:	EA
AAP_UDA_22:	1
Axle Shaft Spline Quantity:	30
Axle Type:	Dana 44, 19 Spline
California Proposition 65:	Not Applicable
Cover Bolt Quantity:	10
Description:	Yukon Zip Locker for Dana 44 with 30 spline axles; 3.92/up
Gear Ratio:	5.89
Material:	Steel
Part Number:	yukYZLD44-4-30
Title:	Yukon Zip Locker for Dana 44 with 30 spline axles, 3.92 & up
Type:	Locking
WARNING CA Proposition 65 Required:	No
WARNING CA Proposition 65:	No

Application Summary

D44 3.92 & UP, 30spl ZIP LOCKER

Part Type

Differential Carrier

Data: v4.2 - Upd: 2026-10-15 20:08:51

Features

3.92 and up 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

Specifications

Product Attributes - Brand: Yukon Gear & Axle
Product Attributes - Manufacturer's Part Number: YZLD44-4-30
Product Attributes - Part Type: Differential Carriers
Product Attributes - Product Line: Yukon Gear & Axle Zip Lockers
Product Attributes - UPC: 883584340201
Product Attributes - Differential Case Design Type: Dana 44
Product Attributes - Remanufactured: No
Product Attributes - Aftermarket Carrier Style: Air locker
Product Attributes - Cover Bolts: 10
Product Attributes - Axle Shaft Spline Quantity: 30
Product Attributes - Manufacturer of Axle: Dana
Product Attributes - Carrier Material: Chromium alloy steel
Product Attributes - Carrier Bearings Included: No
Product Attributes - Quantity: Sold individually.
Product Attributes - Notes: 4320 chromoly internals. Designed for 3.92 and numerically higher gear ratios.

Reference Information

Brand Name/s	Yukon Gear & Axle
StreetFX SKU	yukYZLD44-4-30
SFX Item ID	4490804
Supplier Item Code	4490804
Manufacturer SKU	YZLD44-4-30
Manufacturer UPC	883584340201
Alternative References	yga-34020