Primary Fixed Sheave for Yamaha Bruin 350 2X4 4X4 YFM350 2004-2006

Product Overview

This aftermarket replacement primary fixed sheave is intended for the listed Yamaha Bruin 350 applications, including 2X4 and 4X4 YFM350 configurations from 2004 through 2006. A primary fixed sheave is part of a continuously variable transmission, where it works with the primary clutch to guide the drive belt and help transfer engine output to the drivetrain. This sheave is supplied for comparison with the listed YFM350 and YFM 350 model references.

Key Features & Performance

• Primary fixed sheave designed for the primary clutch side of a CVT system
• Works with the drive belt to support normal power transfer from the engine to the drivetrain
• Offered for the listed Yamaha Bruin 350 2X4 and 4X4 applications
• Cross-references the YFM350 and YFM 350 model designations supplied in the title
• Suitable for servicing or replacing a worn, damaged, or malfunctioning sheave in the primary clutch assembly

Fitment & Compatibility

• for Yamaha Bruin 350 2X4 applications
• for Yamaha Bruin 350 4X4 applications
• for Yamaha YFM350 applications from 2004 through 2006
• for Yamaha YFM 350 applications from 2004 through 2006

Common Uses

• Replacing a worn, cracked, grooved, or damaged primary fixed sheave
• Servicing the primary clutch assembly during CVT belt replacement or routine drivetrain maintenance
• Restoring normal primary clutch operation after the original sheave has failed

Technical Specifications

• Product Type: Primary Fixed Sheave
• Model Application(s): Yamaha Bruin 350 2X4, Yamaha Bruin 350 4X4
• Reference Number(s): YFM350, YFM 350
• General Application: Yamaha Bruin 350 applications from 2004 through 2006

Frequently Asked Questions

Q: What does a primary fixed sheave do? A: A primary fixed sheave is part of the primary clutch in a continuously variable transmission and works with the drive belt and moveable sheave to help transfer engine output to the drivetrain.

Q: How should fitment be verified? A: Compare the complete existing part number and the full equipment model designation, such as Yamaha Bruin 350 2X4 or 4X4 YFM350, against the information in this listing before ordering.

This is an aftermarket replacement part and is not represented as genuine or original equipment. Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number, model year, or existing part number. Verify fitment before purchase.