High-quality crankshaft assembly designed for Yamaha YZ450F models, providing durability and performance that meets or surpasses OEM specifications. Factory-assembled and trued, this crankshaft assembly is ready for installation and offers dependable service life.

Features:

• Includes a Hot Rods connecting rod (no main bearings included).
• Factory-assembled and trued for precise fitment and reliability.
• Fully rebuildable design for extended service life.
• Designed to deliver hours of consistent, reliable performance.

Included Items:

• (1) Crankshaft assembly with connecting rod installed.

Cross-Reference OEM Part Numbers:

• Yamaha: 2S2-11400-00-00
• Yamaha: 2S2-11400-01-00

Vehicle Fitment:

Yamaha:

• YZ450F (2006–2009)
• YZ450FSP 50th Anniversary Edition (2006)

Part Number: 56-138.HR