DAYCO Belt Tensioner: Self-Adjusting Belt Tensioner, 89310, 1 Pulleys
The DAYCO 89310 Self-Adjusting Belt Tensioner is a vehicle belt tensioner with 1 pulley and a 3 1/2 in outside diameter. As a DAYCO-branded component, it is designed for self-adjusting operation in automotive belt…
SKU 3G-OTH-486424
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Product Description
The DAYCO 89310 Self-Adjusting Belt Tensioner is a vehicle belt tensioner with 1 pulley and a 3 1/2 in outside diameter. As a DAYCO-branded component, it is designed for self-adjusting operation in automotive belt drive systems.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the DAYCO 89310 self-adjusting belt tensioner used for?
The DAYCO 89310 self-adjusting belt tensioner maintains proper tension in automotive serpentine or accessory belt drive systems. It automatically compensates for belt stretch and wear, reducing slippage and noise. This 1-pulley unit with a 3 1/2 in outside diameter is a direct replacement for many vehicle applications.
What are the specifications of the DAYCO 89310 belt tensioner?
The DAYCO 89310 is a self-adjusting belt tensioner with 1 pulley and a 3 1/2 in outside diameter. The manufacturer part number is 89310. It is designed for automotive belt drive systems and provides automatic tension adjustment to extend belt life and reduce maintenance.
Where to buy the DAYCO 89310 belt tensioner worldwide?
3G Electric supplies the DAYCO 89310 self-adjusting belt tensioner to customers worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this DAYCO component.
How to install the DAYCO 89310 self-adjusting belt tensioner?
Installation typically involves removing the old tensioner, aligning the new DAYCO 89310 unit with the mounting holes, and torquing the bolts to manufacturer specifications. Always release belt tension before removal and ensure the pulley rotates freely. Refer to your 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.









