Dorman 419-217 Accessory Drive Belt Tensioner Assembly

Overview of Dorman Accessory Drive Belt Tensioner Assembly

The Dorman 419-217 accessory drive belt tensioner assembly is designed for reliable performance in Ford Escort and Mercury Tracer vehicles. This serpentine belt tensioner ensures proper belt tension to maintain efficient engine operation and accessory function.

• Compatible with Ford Escort and Mercury Tracer models
• Serpentine belt type tensioner with clockwise rotation
• Composite pulley with a 90 mm outside diameter and 27 mm width
• Single pulley design with one bearing featuring a 40 mm diameter
• Inside diameter of 17 mm for precise fitment

Detailed Product Description and Specifications

The Dorman 419-217 accessory drive belt tensioner assembly features a composite pulley constructed for durability and reduced weight. The pulley measures 90 mm in outside diameter and 27 mm in width, optimized for serpentine belt systems. It includes a single pulley with one bearing, which has a 40 mm diameter to support smooth rotation and reduce wear. The tensioner rotates clockwise (Cw), matching the original equipment specifications for Ford Escort and Mercury Tracer vehicles. With an inside diameter of 17 mm, this tensioner assembly fits precisely within the accessory drive belt system, ensuring consistent belt tension and preventing slippage.

Common Applications and Problem Resolution

• Restores proper tension to serpentine belts in Ford Escort and Mercury Tracer
• Eliminates belt squealing caused by loose or worn tensioners
• Prevents premature belt wear and potential engine accessory failure
• Addresses pulley bearing noise or rough operation
• Replaces damaged or seized tensioner assemblies to maintain engine performance

Installation Notes and Tips

• Ensure compatibility with Ford Escort and Mercury Tracer models before installation
• Inspect the serpentine belt for wear and replace if necessary during tensioner installation
• Use proper tools to release tension safely and avoid damage to the belt or tensioner
• Verify clockwise rotation alignment during installation for correct operation
• Check pulley bearing condition and smooth rotation after installation

Quality Assurance and Warranty Information

Dorman manufactures the 419-217 accessory drive belt tensioner assembly to meet or exceed OEM standards for fit, form, and function. The composite pulley and bearing components are engineered for durability and consistent performance. This part is backed by Dorman's limited warranty, providing coverage against defects in materials and workmanship under normal use conditions.