DAYCO Belt Tensioner: Self-Adjusting Belt Tensioner, 89311, 1 Pulleys
The DAYCO Self-Adjusting Belt Tensioner (SKU 6XCH3, Type 89311) is a vehicle belt tensioner with 1 pulley and a 3 1/4 in outside diameter. As an OEM part (Manufacturer Part Number 89311), it is designed for…
SKU 3G-OTH-486375
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Product Description
The DAYCO Self-Adjusting Belt Tensioner (SKU 6XCH3, Type 89311) is a vehicle belt tensioner with 1 pulley and a 3 1/4 in outside diameter. As an OEM part (Manufacturer Part Number 89311), it is designed for self-adjusting operation in automotive belt drive systems.
Frequently Asked Questions
What is the DAYCO 89311 self-adjusting belt tensioner used for?
The DAYCO 89311 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 OEM replacement part is commonly used in passenger cars and light trucks to extend belt and component life.
What are the specifications of the DAYCO 89311 belt tensioner?
The DAYCO 89311 self-adjusting belt tensioner features 1 pulley with a 3 1/4 in outside diameter. It is an OEM replacement part (Manufacturer Part Number 89311) designed for self-adjusting operation. The tensioner is built to DAYCO quality standards for reliable performance in automotive belt drive systems.
Where to buy the DAYCO 89311 belt tensioner worldwide?
3G Electric supplies the DAYCO 89311 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 availability and lead time on this OEM replacement part.
How to install the DAYCO 89311 self-adjusting belt tensioner?
Installation of the DAYCO 89311 belt tensioner typically involves removing the old tensioner, aligning the new unit with the mounting bracket, and torquing the bolts to manufacturer specifications. Always consult the vehicle service manual for proper belt routing and tensioner positioning. Use a breaker bar to relieve tension on the belt before removal.
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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.









