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  • Yukon Gear 4340 Chrome-Moly Replacement Outer Stub For Dana 44 / Jeep JK Rubicon
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Yukon Gear 4340 Chrome-Moly Replacement Outer Stub For Dana 44 / Jeep JK Rubicon

Yukon Gear & Axle
YUKYA W39127
In stock
Axles
$241.89
Reinforce your Jeep’s front end with the Yukon Outer Front Axle Shaft, built for Dana 30...
$241.89
customers are viewing this product
Yukon Gear 4340 Chrome-Moly Replacement Outer Stub For Dana 44 / Jeep JK Rubicon
Description

Reinforce your Jeep’s front end with the Yukon Outer Front Axle Shaft, built for Dana 30 and Dana 44 differentials in Jeep JK Non-Rubicon and Rubicon models. Made from premium 4340 nickel chromoly steel, this shaft features 32 splines, a 6.3" length, and unmatched strength for off-road and high-torque applications.

Whether you're upgrading for trail duty or replacing worn components, Yukon’s chromoly axle shafts deliver superior durability and precision fitment.

Features and Benefits

  • Fits Dana 30 & Dana 44 Jeep JK Axles – Compatible with Non-Rubicon and Rubicon front differentials.

  • 4340 Nickel Chromoly Steel – High-strength alloy for extreme-duty use.

  • 32-Spline Outer Shaft – Matches upgraded stub shaft configurations.

  • 6.3" Length – Designed for outer axle stub applications.

  • Yukon Quality – Trusted for axle strength and backed by industry-leading standards.

Built for Jeep Trail Toughness

From rock crawling to mud runs, the Yukon Chromoly Outer Axle Shaft keeps your front end locked in and trail-ready.

Specifications

Specification Details
Part Number yukYA W39127
Axle Type Dana 30 / Dana 44 Front
Vehicle Fitment Jeep JK (Non-Rubicon & Rubicon)
Spline Count 32 (Outer), 27 (Inboard)
Shaft Length 6.3"
Shaft Material 4340 Nickel Chromoly Steel
Tapered Shaft No
Axle Nut Included No
Proposition 65 Warning Not Applicable
Quantity Sold 1 EA


Installation Instructions
Installation Instructions
Installation Instructions


This Part Fits:

 

Year Make Model Submodel
2011 Jeep Wrangler 70th Anniversary
2016 Jeep Wrangler 75th Anniversary
2007-2018 Jeep Wrangler Rubicon
2007-2017 Jeep Wrangler Sahara
2010-2018 Jeep Wrangler Sport
2016,2018 Jeep Wrangler Sport S
2011 Jeep Wrangler Unlimited 70th Anniversary
2016 Jeep Wrangler Unlimited 75th Anniversary
2018 Jeep Wrangler Unlimited Moab
2007-2018 Jeep Wrangler Unlimited Rubicon
2007-2018 Jeep Wrangler Unlimited Sahara
2010-2018 Jeep Wrangler Unlimited Sport
2016,2018 Jeep Wrangler Unlimited Sport S
2007-2010 Jeep Wrangler Unlimited X
2007-2010 Jeep Wrangler X
2018 Jeep Wrangler JK Rubicon
2018 Jeep Wrangler JK Sahara
2018 Jeep Wrangler JK Sport
2018 Jeep Wrangler JK Sport S
2018 Jeep Wrangler JK Unlimited Rubicon
2018 Jeep Wrangler JK Unlimited Sahara
2018 Jeep Wrangler JK Unlimited Sport
2018 Jeep Wrangler JK Unlimited Sport S

REVIEWS

MG

Installed this on my JK Rubicon and it’s been rock solid. Chromoly strength is noticeable on the trail.

Mark G.

Lubbock, TX

★★★★★
TS

Perfect fit for my Dana 30 JK. The 32-spline upgrade is worth it. Yukon delivers again.

Terry S.

Boise, ID

★★★★★
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Effective Date: October 2024
We offer a 30-day return policy, allowing you to request a return within 30 days of receiving your item. To qualify for a return, the item must be in its original condition—unused, with tags, and in its original packaging. A receipt or proof of purchase is also required.

To initiate a return, please contact us at info@riotparts.com. Returns must be shipped to the address provided upon request. If your return is approved, we will issue a return shipping label along with detailed instructions.

Important
Returns sent without prior authorization will not be accepted.

For any return-related inquiries, please reach out to us at info@riotparts.com.

Return Shipping Address
The return shipping address will be determined based on the requestor’s location to ensure the nearest return facility is used.

Possible return locations include:
• 10880 Lear Blvd.
Reno, NV 89506, United States
• 931 W. Bardin Rd., Suite 150–200
Arlington, TX 76017, United States
• 3035 Campus Dr.
Hatfield, PA 19440, United States
• 5789 N. Graham Road, Ste 200
Whiteland, IN 46184, United States
• 2020 NE Aloclek Dr 4711 N Lamon Ave
#118 STE 12, Hillsboro, OR 97124, United States

Damages and Issues
We recommend inspecting your order upon receipt. If you find that an item is defective, damaged, or if you received the wrong item, please contact us immediately so we can address the issue.

Exceptions / Non-Returnable Items
Certain items cannot be returned, including:
• Electrical parts that have been installed or used
• Special order parts that were custom ordered for you
• Items that have been damaged due to improper installation or use

If you have questions or concerns about a specific item, please contact us for assistance.

Exchanges
For exchanges, the quickest option is to return the item you have. Once the return is accepted, you can make a separate purchase for the new item.

Refunds
We will notify you once we receive and inspect your return to inform you whether your refund is approved. If approved, you will be automatically refunded using your original payment method within 10 business days. Please be aware that it may take additional time for your bank or credit card company to process and post the refund.

If more than 15 business days have passed since your return was approved and you haven’t received your refund, please contact us at info@riotparts.com.

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