
Specifications
- Brand
- Yukon Gear & Axle
- Part #
- YY GM12470387
- UPC
- 883584410713

Yukon Gear Yoke For 8.5in or 8.6in GM (Mech 3R) w/ A U/Joint Size and Triple Lip Design
$164.89
Yukon Gear & Axle pinion yoke for GM 8.5in and 8.6in differentials with Mech 3R U-joint size. Features an inside snap ring design for secure installation.
Key Features
- Fits GM 8.5 in. and 8.6 in. rear differentials.
- Designed for Mechanics 3R (1344 series) U-joints with 1.125 in. cap diameter.
- Features an inside snap ring design with a 2.556 in. snap ring span.
- Has a 30-spline count for connection to the driveshaft.
- Includes a triple lip seal design to protect the U-joint.
- Suitable for street, racing, and heavy-duty off-road applications.
⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more
Product Details
If you're working on the drivetrain for a range of GM trucks, SUVs, or even some older cars, this Yukon Gear & Axle pinion yoke is a solid replacement part. It's built to fit GM 8.5-inch and 8.6-inch rear differentials that use the Mechanics 3R series universal joint. This yoke is designed with an inside snap ring, which helps keep the U-joint securely in place during operation.
This yoke is well-built for general replacement and performance applications, whether you're driving on the street, hitting the track, or heading off-road. It features a 30-spline count and is designed to work with a U-joint that has 1.125-inch cap diameters and a 2.556-inch snap ring span. The triple lip seal design helps keep grease in and contaminants out, which is important for the longevity of your differential components.
This part is a direct fit for many GM vehicles from the 1980s through the early 2010s, including models like the Chevrolet C1500, Cadillac Escalade, and Buick Rainier. Always double-check your specific vehicle's differential and U-joint size to ensure compatibility.
Specifications
- Brand
- Yukon Gear & Axle
- Manufacturer Part #
- YY GM12470387
- UPC
- 883584410713
Frequently Asked Questions
You Might Also Like
Similar products from the same category
Yukon Gear Yoke For 8.5in or 8.6in GM (Mech 3R) w/ A U/Joint Size and Triple Lip Design
