Cloyes B40166 Accessory Drive Belt Kit

Accessory Drive Kit Overview

The Cloyes B40166 accessory drive belt kit is a specific-fit replacement for vehicles with a grooved serpentine belt setup. It brings together the key components needed for a complete accessory drive service, helping restore belt alignment, tension control, and smooth operation.

Built as a standard replacement, this kit is suited for drivers and technicians looking for a direct repair solution for the accessory drive system on Buick, Chevrolet, and GMC applications.

Key Features

• Specific-fit accessory drive belt kit for targeted applications
• Standard replacement grade for routine service work
• Grooved black belt for serpentine drive applications
• OE-quality tensioner and high-strength pulley components
• Wear-resistant EPDM belt construction for demanding operating conditions

Detailed Description

Cloyes B40166 is engineered for accessory drive systems where belt condition, pulley alignment, and tension control all affect performance. The kit is built around a grooved belt design and includes components matched for the application, reducing the need to piece together separate parts during repair. For Buick Verano, Chevrolet Equinox, Chevrolet Cobalt, Chevrolet HHR, Pontiac G5, and GMC Terrain applications, this kit supports a complete accessory drive service with parts selected to work together as a system.

The B40166 part number is useful when searching for a specific-fit accessory drive belt kit for Buick, Chevrolet, and GMC models. It is also cross-referenced to BK3102 for the same application.

What It Is Used For

• Replacing a worn or stretched accessory drive belt
• Addressing belt noise caused by pulley or tensioner wear
• Restoring proper belt tracking and alignment
• Correcting inconsistent accessory drive tension
• Servicing a belt drive system with multiple worn components

Installation Notes and Tips

Verify the vehicle application before installation, since fitment varies by model and engine configuration. Inspect the belt path, pulleys, and tensioner condition during service, and replace related worn components at the same time when needed. Confirm the grooved belt style matches the original setup before completing installation.

Quality Assurance

Cloyes backs this accessory drive kit with an industry-leading warranty and technical support. The brand also notes more than a century of professional use in the aftermarket, along with OE-quality component engineering for accessory drive service.