42T Aluminum Sprocket, 420 Chain Compat, Go-Kart & Mini Bike

Upgrade your Predator or similar go-cart/mini bike with this high-performance 42-tooth aluminum split sprocket, designed for 420 chain compatibility. Constructed from durable lightweight aluminum, this sprocket ensures durability without adding unnecessary weight, making it ideal for power sports applications.

Engineered with 6 mounting holes and a precise 42-tooth design, it delivers optimal gear ratios for improved acceleration and performance. Easy to install, you won’t need to remove the axle—just swap out your existing sprocket. Each package includes one red 420 chain-compatible sprocket (42T). Verify compatibility before purchase.