Dayco Automatic Belt Tensioner Assembly (MPN: 89209)

Engineered for optimal performance and durability in serpentine belt systems.

The Dayco Automatic Belt Tensioner Assembly is designed to maintain consistent tension on serpentine belt drives, which are essential for powering various engine accessories. Utilizing an original flat spring design, this tensioner minimizes operating range variations, thereby reducing the risk of premature accessory bearing failure caused by excessive tension when a new belt is installed. Additionally, it addresses issues of belt noise and slippage that can arise from low tension as the belt stretches and wears over time.

Constructed with a heavy-duty cast aluminum spring case, the Dayco tensioner is built to resist cracking and fatigue, ensuring longevity and reliability. The inclusion of a steel pivot tube and a lubricated nylon pivot tube bushing enhances strength and provides quieter operation. Furthermore, the design incorporates a PTFE strip within the spring to resist abrasion, while a rubber 'O' ring seals against dust and grime, protecting the internal components from harmful contaminants.

This tensioner is compatible with OEM specifications and features a glass-filled polymer pulley that contributes to its overall durability. The zinc-coated mounting bolt further enhances resistance to rust, making the Dayco Automatic Belt Tensioner Assembly a robust choice for maintaining the efficiency of serpentine belt systems.

Features

• Steel Locator Pin (Where The Application Demands)
• Heavy Duty Cast Aluminum Spring Case That Resists Cracking And Fatigue
• Heavy Duty Cast Aluminum Arm Offers Additional Strength And Less Distortion
• Steel Pivot Tube (Where The Application Demands) Provides Additional Strength For Critical Torque Requirements
• Thermoplastic Rubber Spring Slot Plug (Where Applicable) Helps Keep Out Harmful Contaminants
• Lubricated Nylon Pivot Tube Bushing And Spring Bushing For Quieter Performance
• Rubber "O" Ring Which Seals Against Dust And Grime (Where Applicable)
• Zinc-Coated Mounting Bolt That Resists Rust

Specifications

• Manufacturer: Dayco Products Inc
• Manufacturer Part Number: 89209
• Belt Type: Serpentine
• Maximum Belt Width: OEM
• Number Of Pulleys: 1
• Pulley Groove Count: No Groove
• Pulley Diameter: OEM
• Pulley Width: OEM
• Pulley Material: Glass Filled Polymer
• Tensioner Rotation: Counter Clockwise

Compatibility / Fit

• 2000-2000 Chrysler Grand Voyager
• 1991-1995 Chrysler LeBaron
• 1991-1991 Chrysler TC Maserati
• 2000-2000 Chrysler Voyager
• 1991-2000 Dodge Caravan
• 1991-1993 Dodge Daytona
• 1991-1993 Dodge Dynasty
• 1992-2000 Dodge Grand Caravan
• 1992-1994 Dodge Shadow
• 1991-1995 Dodge Spirit
• 1991-1992 Eagle Premier
• 1991-1995 Plymouth Acclaim
• 1992-2000 Plymouth Grand Voyager
• 1992-1994 Plymouth Sundance
• 1991-2000 Plymouth Voyager

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