Multiquip 540065 Pulley 4.2 6G 3V 2012 Taperlock Bore - OEM Replacement Part

This taperlock bore pulley controls the belt drive ratio between the engine shaft and blade shaft on Multiquip concrete saws, directly affecting blade speed and cutting torque. The 4.2 6G 3V 2012 taperlock design allows for precise alignment and secure mounting while enabling ratio adjustments to optimize blade shaft RPM for specific cutting applications. As referenced in Multiquip technical documentation, pulley ratios are critical for achieving proper blade speed—whether maintaining a 1:1 ratio for maximum RPM or adjusting to ratios like 1.4:1 for increased torque output. A worn or damaged pulley can cause belt slippage, inconsistent blade speed, excessive vibration, or complete drive failure during operation.

This OEM pulley ensures proper fitment and performance specifications for the belt drive system. Regular inspection of pulleys and belt drives is essential for maintaining optimal saw performance and preventing unexpected downtime on job sites.

Compatible with the following Multiquip models:

• CS403016
• PS403016
• SP403016

Genuine Multiquip OEM part, sold by an authorized dealer.