Dorman 419-712 Accessory Drive Belt Tensioner Pulley - Smooth Pulley or Upper

Overview of Dorman Accessory Drive Belt Tensioner Pulley 419-712

The Dorman 419-712 accessory drive belt tensioner pulley is engineered for specific Ford vehicles, including the E-350 Club Wagon and E-350 Econoline Club Wagon. Constructed from durable steel with a black finish, this pulley is designed to maintain proper tension on serpentine belts, ensuring reliable engine accessory operation.

• Material: Steel construction for strength and durability
• Color: Black finish for corrosion resistance
• Inside Diameter: 17 mm
• Outside Diameter: 74 mm
• Width: Approximately 39.4 to 39.5 mm
• Groove Quantity: 0 (idler pulley design)
• Mounting Hole Quantity: 1 for secure attachment
• Belt Type: Compatible with serpentine belts
• Grade Type: Regular
• Material Thickness: 3.5 mm
• Pulley Bearing Quantity: 2 bearings for smooth rotation
• Pulley Bearing Width: 12 mm
• Package Contents: 1 idler pulley (mounting hardware not included)
• Fitment: Specific to Ford E-350 Club Wagon and E-350 Econoline Club Wagon models

Detailed Product Description

The Dorman 419-712 accessory drive belt tensioner pulley is a precision-engineered component designed to work specifically with the serpentine belt system on select Ford E-350 Club Wagon and E-350 Econoline Club Wagon vehicles. Its steel construction provides the necessary strength to withstand continuous engine operation stresses, while the black finish helps resist corrosion over time. The pulley features a 17 mm inside diameter and a 74 mm outside diameter, with a width close to 39.5 mm, ensuring proper belt alignment and tension. Equipped with two bearings measuring 12 mm in width, this pulley offers smooth and reliable rotation, reducing wear on the belt and associated components. The single mounting hole allows for secure installation, although mounting hardware is not included in the package.

Common Applications and Issues Addressed

• Maintains proper tension on serpentine belts to prevent slipping
• Replaces worn or damaged idler pulleys causing belt noise or misalignment
• Prevents premature belt wear and potential engine accessory failure
• Eliminates squealing or chirping noises related to pulley bearing wear
• Restores correct belt routing and tension in Ford E-350 Club Wagon and Econoline models

Installation Notes and Tips

• Verify compatibility with Ford E-350 Club Wagon or E-350 Econoline Club Wagon before installation
• Inspect serpentine belt and related components for wear during replacement
• Use appropriate tools to remove and install the pulley securely using the single mounting hole
• Ensure belt is properly routed and tensioned after installation
• Mounting hardware is not included; reuse existing hardware or source compatible fasteners

Quality Assurance and Warranty

Dorman manufactures the 419-712 accessory drive belt tensioner pulley to meet or exceed OEM specifications for fit and function. The steel construction and dual bearing design contribute to long service life under normal operating conditions. While specific warranty details are not provided, Dorman products typically come with a limited warranty covering defects in materials and workmanship. For exact warranty terms, consult the product documentation or manufacturer resources.