Photo - Primary
Photo - lifestyle view
Photo - in package
Photo - in package
Logo Image
Logo Image
Logo Image
Logo Image
Logo Image
Click to zoom in
  • Guaranteed Fitment

    Always the correct part

  • In-House Experts

    We know our products

  • Warranty

    Warranty claims support

  • Cheapest Delivery

    Best shipping options available

Yukon Gear 2011+ GM Full Float Rear Axle 11.5in - 37.25in Long

YUKYA G20920665
In stock
Axles
$277.89
Built for serious strength and durability, the Yukon Rear Axle Shaft is designed for 2011 and...
$277.89

customers are viewing this product
Yukon Gear 2011+ GM Full Float Rear Axle 11.5in - 37.25in Long

Built for serious strength and durability, the Yukon Rear Axle Shaft is designed for 2011 and newer GM 11.5" full-floating differentials. This heavy-duty shaft features 30 splines, a 37.25" length, and an 8 x 3.818 bolt pattern, making it ideal for towing, hauling, and off-road applications.

Crafted from premium 1541H alloy steel, this axle shaft delivers the toughness needed to handle high torque and demanding conditions. Whether you're upgrading a work truck or building a trail rig, Yukon delivers unmatched reliability.

Features and Benefits

  • Fits GM 11.5" Full-Float Axles – Designed for 2011+ heavy-duty GM trucks.

  • High-Strength 1541H Alloy Steel – Heat-treated for maximum durability and load capacity.

  • 30-Spline Design – Matches GM 11.5" differential case specs.

  • 8 x 3.818 Bolt Pattern – Heavy-duty configuration for full-float setups.

  • Precision Machined – Ensures proper fitment and smooth operation.

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

Built for GM Heavy-Duty Performance

From towing trailers to tackling tough terrain, the Yukon Rear Axle Shaft delivers the strength and reliability your GM truck demands.

Specifications

Specification Details
Part Number yukYA G20920665
Axle Type GM 11.5" Full-Float
Vehicle Fitment GM Trucks (2011 and newer)
Spline Count 30
Shaft Length 37.25"
Shaft Material 1541H Alloy Steel
Bolt Pattern 8 x 3.818
Axle Nut Included No
CV Joints Included No
Rust Resistant Coating No
Proposition 65 Warning Not Applicable
Quantity Sold 1 EA


Installation Instructions
Installation Instructions


This Part Fits:

 

Year Make Model Submodel
2015 Chevrolet Silverado 2500 HD High Country
2011-2015 Chevrolet Silverado 2500 HD LT
2011-2015 Chevrolet Silverado 2500 HD LTZ
2011-2015 Chevrolet Silverado 2500 HD WT
2015 Chevrolet Silverado 3500 HD High Country
2011-2015 Chevrolet Silverado 3500 HD LT
2011-2015 Chevrolet Silverado 3500 HD LTZ
2011-2015 Chevrolet Silverado 3500 HD WT
2015 GMC Sierra 2500 HD Base
2011-2015 GMC Sierra 2500 HD Denali
2011-2015 GMC Sierra 2500 HD SLE
2011-2015 GMC Sierra 2500 HD SLT
2011-2014 GMC Sierra 2500 HD WT
2015 GMC Sierra 3500 HD Base
2011-2015 GMC Sierra 3500 HD Denali
2011-2015 GMC Sierra 3500 HD SLE
2011-2015 GMC Sierra 3500 HD SLT
2011-2014 GMC Sierra 3500 HD WT

REVIEWS

MG

Installed this on my 2015 Silverado HD and it’s been flawless. Great fit, strong steel, and no issues under load.

Mark G.

Lubbock, TX

★★★★★
TS

Perfect fit for my GM 11.5 rear. The 1541H steel feels solid and install was smooth. Highly recommend for full-float upgrades.

Terry S.

Boise, ID

★★★★★
Read More
Read Less
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.

Your cart

×