What is a mini spool and how does it work?

A mini spool replaces the spider gears inside your differential carrier. It locks the two axle shafts together, ensuring that both rear wheels receive 100% of the engine's power at all times. This maximizes traction, especially off-road.

Is this mini spool suitable for daily driving?

No, this mini spool is not recommended for street-driven vehicles. Because it locks the differential full-time, it can cause issues with steering and increase tire wear during normal road use.

What is the difference between a mini spool and a full spool?

A mini spool installs into an existing open differential carrier, while a full spool replaces the entire carrier. Mini spools are generally a more economical option for achieving full-time traction.

Yukon Gear Mini Spool YP MINSGM14T-30 for GM 10.5in 14 Bolt

Name: Yukon Gear Mini Spool For GM 10.5in 14 Bolt Truck
Brand: Yukon Gear & Axle
Price: 322.89 USD
Availability: InStock

Yukon Gear Mini Spool For GM 10.5in 14 Bolt Truck

$322.89

On Backorder

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Yukon Gear Mini Spool for GM 10.5in 14 Bolt trucks. Provides 100% traction to both wheels.

Key Features

Fits 10.5 inch GM 14 Bolt truck axles.
Provides 100 percent traction to both wheels at all times.
Installs into a standard open carrier case.
Replaces spider gears for full-time lockup.
Designed for off-road and competition use.

⚠️ 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

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Will this fit your vehicle?

Product Details

If you're looking to get the most traction out of your GM 10.5-inch 14-bolt truck, especially for off-road or competition use, a mini spool is a solid option. This Yukon Gear mini spool replaces the spider gears in your open differential carrier, giving you full-time lockup. That means 100 percent of the engine's power is always sent to both rear wheels, maximizing grip in challenging conditions.

This mini spool is designed to install into a standard open carrier case, making it a more economical way to achieve a locked differential compared to a full case locker. It's built for serious traction and is a popular choice for vehicles that see heavy off-road use, like rock crawling or mud bogging. Because it locks the differential full-time, it's not recommended for daily driving on paved roads, as it can affect steering and tire wear.

This Yukon Gear mini spool fits a wide range of GM 10.5-inch 14-bolt trucks, including models like the Chevrolet Express 2500 and 3500, and C2500/C3500 pickups. If you're building a dedicated off-road rig or a competition vehicle where maximum traction is the priority, this mini spool offers a well-built solution.