Skip to product information
Photo - Primary
1/2

USA Standard Mini Spool For GM 8.5in / 28 Spline

$154.47

USA Standard Gear Mini Spools are a low-cost traction option for vehicles looking for full-time lockup. The mini spool installs into a standard open carrier in place of the spider gears and delivers 100% power to both tires at all times. These units are not recommended for street-driven vehicles. Full spools are recommended for vehicles with large tires or high horsepower.

Installation Instructions
  • Provides 100% traction to both wheels at all times
  • Installs into a standard open carrier case
  • Not recommended for street driven vehicles
  • Fits GM 8.5" with 28 spline axles
  • Mini spool
Part Number: ZP MINSGM8.5-28

Enter your vehicle details

Provide year make and model of your vehicle so we can ensure compatibility during fulfillment!