Dorman 419-206 Accessory Drive Belt Tensioner Assembly

Reliable Accessory Drive Belt Tensioner for Ford Escort and Mercury Tracer

The Dorman 419-206 accessory drive belt tensioner assembly is designed to maintain proper tension on serpentine belts in select Ford and Mercury vehicles. Engineered for durability and precise fitment, this tensioner supports smooth operation of your vehicle's accessory drive system.

• Compatible with Ford Escort and Mercury Tracer models
• Serpentine belt type tensioner with clockwise rotation
• Single pulley design with polyamide 6.6 and 30% glass fiber fill construction
• Pulley diameter: 90.3 mm outside, 40 mm bearing diameter
• Inside diameter: 17 mm; width options: 20 mm and 27 mm
• Includes one pulley bearing for reliable performance

Detailed Product Description

The Dorman 419-206 accessory drive belt tensioner assembly is engineered to provide consistent tension on serpentine belts, ensuring optimal power transmission to engine accessories. Featuring a single pulley constructed from reinforced polyamide 6.6 with 30% glass fiber fill, this tensioner offers enhanced strength and resistance to wear. The pulley measures 90.3 mm in outside diameter and houses a 40 mm bearing, designed to reduce friction and extend service life. With a clockwise rotation mechanism and precise inside diameter of 17 mm, this tensioner assembly fits securely within the accessory drive system of Ford Escort and Mercury Tracer vehicles.

Common Applications and Problem Resolution

• Prevents belt slippage and reduces noise in the accessory drive system
• Addresses belt misalignment issues caused by worn or damaged tensioners
• Eliminates premature belt wear due to improper tension
• Helps maintain consistent accessory performance such as alternator and power steering
• Reduces risk of belt failure that can lead to engine overheating or loss of electrical power

Installation Notes and Tips

When installing the Dorman 419-206 tensioner, ensure the serpentine belt is properly routed according to the vehicle’s service manual. Use appropriate tools to relieve tension from the old belt tensioner before removal. Verify the clockwise rotation direction during installation to match the original equipment. Inspect the belt for wear and replace if necessary to ensure optimal performance. Proper torque specifications should be followed to secure the tensioner assembly.

Quality Assurance and Warranty

Dorman manufactures the 419-206 accessory drive belt tensioner assembly to meet or exceed OEM standards for fit, form, and function. The use of high-quality materials such as polyamide 6.6 with glass fiber reinforcement and precision bearings ensures durability and reliable operation. This part is backed by Dorman’s limited warranty, providing coverage against defects in material and workmanship under normal use.