Kinroad XT150GK-8 Owner's Manual page 45

Owner`s Manual Owner`s Manual Owner`s Manual Owner`s Manual
B. Rear Wheel Replacement
Do not disassemble the castle nuts when you replace the rear
wheels.
It is only necessary to tighten the nuts so that the wheel turns freely on the axle with minimum endplay.
Tighten the nuts and put on the cotter Pin after replacing the wheels.
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