Yamaha YZF-R125 Quiz
Engine

Checking the primary drive gear

In this manual: Engine
General information — 15Specifications — 14Periodic checks and adjustments — 41Chassis — 67Engine — 76Cooling system — 12Fuel system — 10Electrical system — 61Troubleshooting — 13
~1min read

1. Remove:

  • Primary drive gear Refer to "BALANCER GEAR" on page 5-53.

2. Check:

  • Primary drive gear Damage/wear Replace the
    primary drive gear and clutch housing as a set.
Excessive noise during operation Replace
the primary drive gear and clutch housing as a set

3. Install:

  • Primary drive gear Refer to "BALANCER GEAR" on page 5-53.

Test yourself

A quick Yamaha YZF-R125 quiz: every answer comes with an explanation and a link to the manual page.