DAYCO Belt Tensioner: Self-Adjusting Belt Tensioner, 89347, 1 Pulleys
The DAYCO Belt Tensioner is a self-adjusting belt tensioner, model 89347, featuring a single pulley with an outside diameter of 2 3/4 inches. As an OEM part from DAYCO, this tensioner is designed for vehicle…
SKU 3G-OTH-486436
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Product Description
The DAYCO Belt Tensioner is a self-adjusting belt tensioner, model 89347, featuring a single pulley with an outside diameter of 2 3/4 inches. As an OEM part from DAYCO, this tensioner is designed for vehicle applications requiring automatic belt tension adjustment.
Frequently Asked Questions
What is the DAYCO Belt Tensioner 89347 used for?
The DAYCO Belt Tensioner 89347 is a self-adjusting tensioner for vehicle accessory belt drive systems. It automatically maintains proper belt tension to prevent slippage and wear, ensuring reliable operation of alternators, water pumps, and other engine-driven components in automotive and light truck applications.
What are the specifications of the DAYCO Belt Tensioner 89347?
The DAYCO Belt Tensioner 89347 is a self-adjusting unit with a single pulley. The pulley outside diameter is 2 3/4 inches. It is an OEM part from DAYCO, designed for automatic belt tension adjustment in vehicle engine systems. The manufacturer part number is 89347.
Where to buy the DAYCO Belt Tensioner 89347 worldwide?
3G Electric supplies the DAYCO Belt Tensioner 89347 to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this OEM DAYCO tensioner for vehicle applications.
How to install the DAYCO Belt Tensioner 89347?
Installation of the DAYCO Belt Tensioner 89347 typically involves relieving belt tension using a breaker bar or tensioner tool, then removing the old unit. Align the new tensioner with mounting holes, torque bolts to manufacturer specifications, and route the belt per the vehicle's diagram. Always consult the vehicle service manual for exact procedures.
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Common applications for DAYCODAYCO Products
3G Electric supplies DAYCO vehicle self-adjusting belt tensioners. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









