Description

The Yamaha YFZ450R Crankshaft with Main Bearings renews critical bottom-end components that wear over time. It’s engineered to bring smoother rotation and dependable strength where the engine pivots.

REV6 inspects each crank and bearing before it ships to help ensure fit and durability. A 1-year parts warranty supports your rebuild where bottom-end reliability matters.

THIS KIT INCLUDES

• Crankshaft
• Crankshaft main bearings

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Yamaha YFZ450R engine rebuild kit

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Get full coverage info on our warranty policy, read rebuild insights on the REV6 blog, explore answers in our FAQ center, or contact our team for help.

FITMENT

Yamaha YFZ450R
2009–2013

TAKE ACTION
If your bottom-end shows wear or rough rotation, this crankshaft and bearing set gives you the strength you need to restore smooth power delivery. Ships nationwide—add it to your cart and rebuild with confidence.

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