Beefy 8 Hole 48 Tooth Chain Sprocket Hub for Predator 212cc 196cc Go Kart Mini Bike with 1 Inch Bore and One Quarter Inch Keyway Heavy Duty Steel 420 Sprocket Replacement for Powersports Upgrades and Dune Buggy Builds
✔️ 1 in bore, 48T 420 chain hub kit, 90 mm bolt circle, 8 screws
Our heavy-duty sprocket hub kit is designed for Predator 212cc and similar engines, perfect for go-karts, mini bikes, dune buggies, drift trikes, and other small power sports builds. The kit offers reliable steel construction and a secure 1 in bore with a 1/4 in keyway to handle drivetrain torque in compact racers.
✅ Outer hub diameter 4 in (101.6 mm), bore 1 in (25.4 mm), 1/4 in keyway
✅ 48 teeth on #420 chain; compatible with #40/41/420 chains
✅ Bolt circle 90 mm (3.54 in) with 8 mounting holes; mounting hole diameter 10 mm (0.39 in)
✅ Overall diameter 197 mm (7.76 in); thickness 6 mm (0.236 in)
✅ Includes: 1 x Sprocket Hub, 1 x 420-48T Sprocket, 1 x Keyway, 4 x Screws, 4 x Nuts
💡 What is a chain sprocket hub with 1 in bore and 48 teeth used for in Predator 212cc go-kart and dune buggy builds?
This handy drive hub transfers power from the engine to the drive chain, enabling wheels to move in go-karts, mini bikes, drift trikes, and dune buggies.
- handy for drivetrain upgrades in Predator 212cc builds and similar engines
- 1 in bore with 1/4 in keyway ensures a secure fit and easy alignment
- 90 mm bolt circle matches common mounting patterns for quick installs
- kit includes hub, 48T sprocket, key, screws, and nuts for a complete upgrade