Yamaha YZF-R1 2007 Service Manual

REAR WHEEL4-18EAS22110CHECKING THE REAR WHEEL DRIVE HUB1. Check:• Rear wheel drive hub “1”Cracks/damage → Replace.• Rear wheel drive hub dampers “2”Damage/wear → Replace.EAS22120CHECKING AND REPLACING THE REARWHEEL SPROCKET1. Check:• Rear wheel sprocketMore than 1/4 tooth “a” wear → Replacethe rear wheel sprocket.Bent teeth → Replace the rear wheelsprocket.2. Replace:• Rear wheel sprocket▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼a. Remove the self-locking nuts and the rearwheel sprocket.b. Clean the rear wheel drive hub with a cleancloth, especially the surfaces that contactthe sprocket.c. Install the new rear wheel sprocket.NOTE:Tighten the self-locking nuts in stages and in acrisscross pattern.▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲EAS22150ADJUSTING THE REAR WHEEL STATICBALANCENOTE:• After replacing the tire, wheel or both, therear wheel static balance should be adjusted.• Adjust the rear wheel static balance with thebrake disc and rear wheel drive hub installed.1. Adjust:• Rear wheel static balanceRefer to "ADJUSTING THE FRONTWHEEL STATIC BALANCE" on page 4-11.EAS22160INSTALLING THE REAR WHEEL1. Lubricate:• Wheel axle• Wheel bearings• Oil seal lips2. Adjust:• Drive chain slackRefer to "ADJUSTING THE DRIVE CHAINSLACK" on page 3-27.3. Tighten:• Rear wheel axle nut• Rear brake caliper boltsb. Correct1. Drive chain roller2. Rear wheel sprocketRear wheel sprocket self-lock-ing nut100 Nm (10 m·kg, 72 ft·lb)Recommended lubricantLithium-soap-based greaseDrive chain slack30.0–40.0 mm (1.18–1.57 in)Manuals by Motomatrix / www.motomatrix.co.uk / The Solution For Lost Motorcycle Coded Keysemail: info@motomatrix.co.uk