Print This Page Print This Page

Primary Drive Gear and Balancer

SAFETY FIRST: Protective gloves and eyewear are recommended at this point.


Remove the right crankcase cover. See the Right Side Engine Components topic for more information.

Remove the clutch. See the Clutch topic for more information.

Remove the alternator flywheel. See the Left Side Engine Components topic for more information.

On the CRF450X models the starter clutch is behind the primary drive gear. On these models you must remove the reduction gear B and its shaft from above the starter clutch. For more information on the starter clutch see the Starter Clutch topic.


Temporarily install the clutch basket and fit the gear holder tool between the primary drive and driven gears as shown.

Special tool – Gear Holder: PN 07724-001A100

Remove the primary drive gear bolt and washer with a 17 mm socket.

Remove the primary drive gear.

. . . .

Login to view the full manual

Gain access to the best repair information for your vehicle, right now!

Existing Member?

This manual is partially open to the public to give a preview of the content. You must be logged in to view the complete manual.

Login Here

If you have a subscription with access to this manual, are logged in, and are still seeing this message refresh this page.

Was this information helpful? How can we improve it?

Your email address will not be published. Required fields are marked *

Table of Contents


Signup Here
Lost Password