HD axle #1 for 4 stroke engines
HD axle kit #1 for 4 stroke engine application only.
Will not work for 2 stroke engines that requires pedal starting.
An additional freewheel in the power flow gives double smooth pedaling engine off.. Kit comes with a 48T 5 hole sprocket that fits the Freewheel hub for true alignment . No clamping sprocket to spokes.
If hills are in your terrain order a 56T 5 hole sprocket in addition.
If flat land racing is your thing order a 44T 5 hole sprocket in addition .