Hot Rods Crankshaft Kit (450cc) CBK0109 - Yamaha YFZ450 2004-2009

Product Description

Revitalize the bottom end of your ATV with the Hot Rods CBK0109 Crankshaft Kit, engineered as a direct OE replacement for superior reliability and performance. Built for demanding 4-stroke off-road machines, this complete assembly restores factory compression and dependable operation on the trail or track.

Manufactured from robust 4140 steel, the factory-assembled crankshaft is trued to strict OEM specifications and is fully rebuildable with genuine Hot Rods connecting rods. Backed by precision engineering and comprehensive internal components, it delivers unmatched durability and a seamless installation for your quad engine rebuild.

Top Features: Hot Rods Crankshaft Kit

• Assembly sold complete with high-durability Hot Rods connecting rod
• Factory assembled and trued directly to strict OEM specifications
• Constructed from high-strength 4140 steel for ultimate longevity
• Includes complete gasket set, oil seal kit, main bearing, and seal kit
• Engineered as a ready-for-installation direct OE replacement

Please review the detailed compatibility data below to ensure an exact fitment match for your ATV before finalizing your purchase.

Fitment List

Frequently Asked Questions

Q: Does this kit include bearings and gaskets?
A: Yes, this complete kit includes the crankshaft, gasket set, oil seal kit, main bearing, and seal kit for a comprehensive bottom-end service.

Q: Does this fit YFZ450R or YFZ450X models?
A: No, this kit does not fit R or X models.

Expert Pro-Tip: When installing a new crankshaft, always ensure the engine crankcases are thoroughly cleaned and free of any debris or old gasket material. Check main bearing housing bores with a dial bore gauge to verify proper tolerance before dropping the new crank in, and always pre-lubricate bearings with fresh engine oil or assembly lube upon initial assembly to prevent dry startup wear.

Recommended Pairings:

• Yamaha YFZ450 Performance Parts & Upgrades
• Engine Rebuild Kits
• Clutch Kits

About Moto-House MX

At Moto-House MX, we carry the best brands in motocross and off-road performance. Our team has over 40 years of experience helping riders get more out of their machines. We pride ourselves on great customer service, and every item ships FAST - straight to your door.

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