47 Tooth Sprocket, 6.437" bolt pattern for 520 chainHyper Racing # 083 047 083 Series Rear Sprockets are machined from tough 7075 aluminum. These one piece sprockets have a 6 bolt pattern, a 6. 43" bolt circle diameter and fit 520 chain. Will fit Sawyer, Pace, Factor 1, Concept and Bailey Chassis.

Hyper Racing # 03-185B

This tank is offered for those who choose to go different route

6 spring clutch for use on the Junior Sprint or applications using 3/4" shaft and 4500-4800 RPM lock-up

We recommend using 12-184 Rear Bumper with Hoop

x 1" x 5/16"-24 Threaded Boss (2)

This product is much lighter than steel rotors

Center to center distance between posts measures 13-5/8"

Hyper Racing # 14-146

There are 1-3/4" of threads on each end

Measures 20-3/8" from end of axle to shoulder on left

Hyper Racing # 03-300

The patented low friction X-Ring design reduces friction by twisting between the side plates