Beefy Premium Lightweight Quick Change Gear Set With 37 Teeth, 10 Spline Gears, And 21 And 31 Tooth Configurations For High HP Builds, 8620 Alloy Steel Construction, REM Polished Surface Reducing Friction And Extending Gear Life

Premium Lightweight Quick Change Gears: 10-Spline, 37T
✔️ Pack of 2 lightweight gears with 21/31T options for high HP

These premium lightweight quick-change gear sets are built for rear-end setups in high horsepower race cars, delivering fast gear changes and reduced rotating weight for better acceleration and traction in sprint cars, modifieds, late models, and crate late models.

✅ Drilled to lighten rotating weight for quick spin-up with 21T, 31T, and 37T options
✅ 8620 alloy steel construction stands up to high horsepower and large tires
✅ REM polished surface reduces friction and runs cooler for longer gear life
✅ Crown shaved profile teeth maximize contact and engagement for reliable operation

💡 What is a lightweight quick change gear set used for in high HP race cars?

It's handy for dropping rotating mass and improving power transfer to the wheels.

• Lightweight design helps with quicker spin-up and faster starts
• Drilled gears balance weight saving with strength for big tires
• REM polished surfaces keep temps down and life longer