ACDelco 12626644 GM OEM Drive Belt Tensioner Assembly Serpentine Pulley

The ACDelco 12626644 GM Original Equipment Drive Belt Tensioner Assembly is a spring-loaded pulley engineered to maintain proper tension on the serpentine belt system. By ensuring accurate belt tension, it supports the reliable operation of critical components such as the alternator, water pump, and power steering pump. Built from durable aluminum and steel, this OE replacement matches factory fit, form, and function for long-lasting performance.

Features:

• Maintains proper serpentine belt tension

• GM OE replacement part for original factory component

• Constructed with aluminum and steel for strength and durability

• Manufactured to OE specification for fit, form, and function

• Reliable performance and extended service life

Specifications:

• Belt Type: Serpentine

• Material: Aluminum / Steel

• Color: Natural / Black

• Degree Range of Adjustment: 22°

• Pulley Outside Diameter: 2.7 in

• Pulley Width: 1.2 in (30.47 mm)

• Pulley Center Bore Diameter: 0.322 in (8.18 mm)

• Mount Hole Diameter: 0.394 in (10 mm)

• Mount Hole Quantity: 1

• Length: 6.2 in (157.9 mm)

• Height: 4.2 in

• Weight: 1.96 lb

• Programming Required: No

Applications:

Suitable for GM vehicles requiring OE-quality belt tensioner assemblies. Supports proper performance of serpentine belt systems and accessory components.

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