What causes Cam chain tensioner rattle at startup on the Kawasaki Z125 Pro?

Cold start noise, ticking that fades when warm Estimated fix cost: $40-$120

What causes Carburetor clogging from ethanol fuel on the Kawasaki Z125 Pro?

Rough idle, hard starts, fuel smell from carb Estimated fix cost: $20-$80

Oil residue on lower fork legs, soft front end Estimated fix cost: $60-$150

Metal-on-metal grinding, weak rear brake feel Estimated fix cost: $15-$40

Known issues to inspect before buying a used Kawasaki Z125 Pro. What to check and how much repairs cost.

MODERATE

Cold start noise, ticking that fades when warm

Fix cost: $40-$120

MODERATE

Rough idle, hard starts, fuel smell from carb

Fix cost: $20-$80

MODERATE

Oil residue on lower fork legs, soft front end

Fix cost: $60-$150

SERIOUS

Metal-on-metal grinding, weak rear brake feel

Fix cost: $15-$40

☐Cold start it, listen for chain rattle

☐Check forks for oil residue leaks

☐Test both brakes firmly at low speed

☐Look for carb overflow tube fuel stains

Solid mini-bike, maintenance often neglected by owners