DAYCO 89390 Self-Adjusting Belt Tensioner, 2 Pulleys, 3 1/8 in Outside Dia
The DAYCO Self-Adjusting Belt Tensioner (SKU 89390, Manufacturer Part Number 89390) is a vehicle belt tensioner featuring 2 pulleys and a 3 1/8 in outside diameter. This OEM-spec component is designed for…
SKU 3G-OTH-486294
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Product Description
The DAYCO Self-Adjusting Belt Tensioner (SKU 89390, Manufacturer Part Number 89390) is a vehicle belt tensioner featuring 2 pulleys and a 3 1/8 in outside diameter. This OEM-spec component is designed for self-adjusting operation in automotive accessory drive systems.
Frequently Asked Questions
What is the DAYCO 89390 belt tensioner used for?
The DAYCO 89390 self-adjusting belt tensioner maintains proper tension in automotive accessory drive systems. It uses 2 pulleys with a 3 1/8 in outside diameter to reduce belt slip and noise, extending belt and component life in vehicles.
What are the specifications of the DAYCO 89390 belt tensioner?
The DAYCO 89390 belt tensioner has 2 pulleys, each with a 3 1/8 in outside diameter. It is a self-adjusting type designed for OEM-spec replacement in vehicle accessory drive systems. The manufacturer part number is 89390.
Where to buy the DAYCO 89390 belt tensioner worldwide?
3G Electric supplies the DAYCO 89390 belt tensioner to customers worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this OEM-spec component to your facility, regardless of location.
How to install the DAYCO 89390 self-adjusting belt tensioner?
Install the DAYCO 89390 by releasing tension on the old tensioner, removing the mounting bolt, and fitting the new unit. Ensure the 2 pulleys align with the drive belt path. Torque the bolt to manufacturer specifications and verify smooth self-adjusting operation.
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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.
