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DAYCO Belt Tensioner: Self-Adjusting Belt Tensioner, 89347, 1 Pulleys - Vehicle Self-Adjusting Belt Tensioners
DAYCOVehicle Self-Adjusting Belt Tensioners

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

Brand
DAYCO
Item
Belt Tensioner: Self-Adjusting Belt Tensioner, 89347, 1 Pulleys
Category
Vehicle Self-Adjusting Belt Tensioners
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Technical Specifications

DAYCO
Manufacturer Part Number
89347
Type
89347
Pulleys
1
Outside Dia
2 3/4 in
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DAYCO Products
3G Electric (S) Pte. Ltd. — Singapore

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.

Used in

Common applications for DAYCO
Automotive service centers — DAYCO metal exhaust hoses (SKU 4GKA4, 4GKA5) for flexible exhaust extraction from vehicle tailpipes during repair.
Marine engine rooms — DAYCO 304 stainless steel exhaust hoses (SKU 4GKA8, 4GKA7) for venting diesel generator exhaust in confined spaces.
Fuel system maintenance — DAYCO SAE J30R7 fuel hoses (SKU 4GJW1) for replacement of low-pressure fuel lines in industrial engines.
High-temperature fuel injection — DAYCO FKM fuel injection hose (SKU 4GJW6) for return lines on common-rail diesel systems operating above 250°F.
Industrial ventilation — DAYCO metal exhaust kits (SKU 4GKC1) for connecting fume hoods to exhaust ducts in welding or chemical processing areas.
Biofuel handling — DAYCO SAE J1527 fuel hoses (SKU 4GJW3) for transfer of biodiesel blends in agricultural equipment refueling stations.

DAYCO 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.

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