Cloyes B40201 Accessory Drive Belt Kit

Accessory Drive Belt Kit Overview

Cloyes B40201 is a specific-fit accessory drive belt kit for select Mazda applications. It is built as a standard replacement solution for the serpentine belt drive system, combining matched components to restore proper belt operation and reduce the risk of repeat repairs.

Key Features

• Specific-fit accessory drive belt kit for confirmed applications.
• Steel pulley construction for strength and stable operation.
• Grooved EPDM belt design for consistent grip and wear resistance.
• Standard replacement grade for routine service work.
• OE exact fit notes on listed applications.

Detailed Description

This Cloyes accessory drive belt kit is engineered for the belt-driven accessory system, where belt tension, pulley alignment, and belt condition all affect performance. The B40201 kit uses a grooved black belt and steel pulley components to support smooth operation and help reduce vibration, stretching, and cracking under normal service conditions. For buyers searching for a Mazda 3 accessory drive belt kit or a Mazda 6 serpentine belt replacement, this part number provides a direct service option for the listed vehicles. This part cross-references Monroe Shocks & Struts (e.g., BK5347) for the same application.

What It Is Used For

• Replacing a worn or stretched accessory drive belt.
• Addressing pulley wear that can affect belt tracking.
• Restoring proper belt tension in the accessory drive system.
• Correcting noise caused by aging belt-drive components.
• Servicing OE exact-fit Mazda belt drive applications.

Installation Notes and Tips

Fits 2007-2009 Mazda 3, N/A. Fits 2006-2007 Mazda 6, N/A. Verify belt routing, pulley condition, and tensioner operation before installation. Replace related belt-driven components at the same time when wear is present to help avoid repeat service. Part number B40201 should be matched to the vehicle application before installation.

Quality Assurance

Cloyes states that this accessory drive kit is backed by an industry-leading warranty and technical support. The brand also notes more than a century of professional use in drivetrain and engine-related applications.