Dorman 419-633 Accessory Drive Belt Tensioner Pulley - Air Conditioning

Durable Accessory Drive Belt Tensioner Pulley for Select Vehicles

The Dorman 419-633 accessory drive belt tensioner pulley is engineered to provide reliable performance for specific Acura, Chrysler, Dodge, Honda, Mazda, Mitsubishi, and Subaru models. Designed with precision, this steel pulley ensures proper belt tension and smooth operation of your vehicle's accessory drive system.

• Constructed from durable steel with a black finish for corrosion resistance
• Specific fit for models including Honda Accord, Civic, CR-V, Acura Integra, Subaru Outback, Mazda RX-8, and more
• Grooved pulley design with 4 grooves to accommodate grooved belts
• Dimensions: 72.4 mm outside diameter, 17 mm inside diameter, 16-20 mm width
• Includes one idler pulley with a single mounting hole (17 mm diameter)
• Equipped with one bearing, 12 mm wide, for smooth rotation

Detailed Product Description and Specifications

The Dorman 419-633 accessory drive belt tensioner pulley is manufactured from high-quality steel, providing strength and durability required for consistent belt tension in the accessory drive system. Its black coating offers additional protection against wear and environmental factors. The pulley features four grooves designed specifically for grooved belt types, ensuring proper belt alignment and reducing slippage. With an outside diameter of 72.4 mm and an inside diameter of 17 mm, this pulley fits precisely on the tensioner arm of compatible vehicles. The pulley thickness ranges between 16 and 20 mm, accommodating the belt width and tensioner design. The single mounting hole with a 17 mm diameter allows for secure installation. The included bearing, 12 mm in width, supports smooth and quiet pulley rotation, contributing to the overall efficiency of the accessory drive system.

Compatible Vehicles and Applications

This accessory drive belt tensioner pulley is specifically designed for use with various models from Acura, Chrysler, Dodge, Honda, Mazda, Mitsubishi, and Subaru. Compatible vehicles include the Acura Integra, Honda Accord, Civic, Civic del Sol, CR-V, Mazda RX-8, Mitsubishi Eclipse, Galant, Diamante, Subaru Legacy, Outback, Baja, and Dodge Avenger, Sebring, 3000GT, and Stealth. The Dorman 419-633 pulley is intended for applications requiring a grooved belt tensioner pulley to maintain proper belt tension and accessory function.

• Resolves belt slippage and misalignment issues
• Prevents premature belt wear and damage
• Eliminates noise caused by worn or damaged pulleys
• Maintains proper tension for alternator, power steering, and A/C belts
• Supports smooth operation of accessory drive components

Installation Notes and Tips

Installation of the Dorman 419-633 pulley requires removal of the old tensioner pulley and proper alignment of the new pulley on the tensioner arm. Ensure the mounting hole diameter matches the tensioner bolt size (17 mm) for secure fitment. Since mounting hardware is not included, reuse existing bolts or acquire appropriate fasteners. Verify belt groove alignment with the pulley grooves to prevent premature belt wear. It is recommended to inspect the accessory drive belt and related components during installation for optimal system performance.

Quality Assurance and Warranty Information

Dorman manufactures the 419-633 accessory drive belt tensioner pulley to meet or exceed OEM specifications for fit, form, and function. The steel construction and precision bearing contribute to long service life under normal operating conditions. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship. Refer to Dorman’s official warranty policy for complete terms and conditions.