HOTROD CRANKSHAFT ASSY YAMAHA YFZ450 2006-2013

Fits Yamaha YFZ450 models from 2004 to 2013, excluding fuel-injected R or X models. The crankshaft assembly features a heavy-duty design, with a +1.4mm stroke for 2004-2005 models to achieve a true 450cc displacement. For 2006-2008 models, the standard stroke design is retained. The crankshaft uses a stock piston for straightforward installation. When paired with Cylinder Works #21001-K01, the engine's displacement increases to 478cc.

Features:

• Heavy-duty crankshaft design with precise engineering.
• Factory-assembled and trued to meet or exceed OEM specifications.
• Includes Hot Rods connecting rod and inner crankshaft webs.
• Fully rebuildable for long-term reliability.
• Compatible with stock pistons for quick installation.
• Increases engine stroke by 1.4mm (04-05 models) to achieve 450cc displacement.
• Provides 478cc displacement when used with Cylinder Works #21001-K01.
• Not compatible with fuel-injected R or X models.

Specifications:

• Final displacement: 450cc (04-05 models, with +1.4mm stroke).
• Stroke: 63.400mm.
• Increased engine stroke: 1.400mm.
• Engine type: 4-cycle.
• Heavy-duty: Yes.
• Connecting rod side clearance: 0.2-0.55mm.
• Completely bolt-in and ready for use.

Cross-reference OEM Part Numbers:

• Yamaha: 5TG-11400-10-00
• Yamaha: 5TG-11400-30-00
• Yamaha: 5TG-11400-31-00
• Yamaha: 5TG-11412-10-00
• Yamaha: 5TG-11412-30-00
• Yamaha: 5TG-11422-10-00
• Yamaha: 5TG-11422-30-00

Vehicle Compatibility:

• 2004-2013 Yamaha YFZ450
• 2006 Yamaha YFZ450SP 50th Anniversary Edition
• 2006-2007 Yamaha YFZ450BB Bill Ballance Edition
• 2007 Yamaha YFZ450SE Special Edition
• 2007 Yamaha YFZ450SE2 Special Edition 2
• 2008 Yamaha YFZ450SP Special Edition
• 2008 Yamaha YFZ450SP2 Special Edition 2

Part Number: 56-281

Majority of our listings are for a direct replacement for your original part.

Our parts are made of quality and are designed to meet or exceed the original OEM Standards.

Our products are often a cost effective alternative to genuine OEM Parts.

Please note: the models of bike we state in our listings are for general guidance only. Please make sure this item will fit your bike before purchasing. Also, we cannot guarantee fitment to any non-UK models.