DAYCOVehicle Self-Adjusting Belt Tensioners

DAYCO Belt Tensioner: Self-Adjusting Belt Tensioner, 89289, 1 Pulleys

The DAYCO Self-Adjusting Belt Tensioner, model 89289, is a vehicle belt tensioner with 1 pulley and an outside diameter of 3 3/8 inches. As an OEM part from DAYCO, it is designed for self-adjusting operation in…

SKU 3G-OTH-486306

Brand

DAYCO

Item

Belt Tensioner: Self-Adjusting Belt Tensioner, 89289, 1 Pulleys

Technical Specifications

DAYCO

Manufacturer Part Number

89289

Type

89289

Pulleys

1

Outside Dia

3 3/8 in 

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Technical Documents

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DAYCO Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What is the DAYCO 89289 belt tensioner used for?

The DAYCO 89289 self-adjusting belt tensioner maintains proper tension in automotive serpentine or accessory belt drive systems. It automatically compensates for belt stretch and wear, ensuring consistent power transmission to alternators, water pumps, and other engine accessories.

What are the specifications of the DAYCO 89289 belt tensioner?

The DAYCO 89289 is a self-adjusting belt tensioner with 1 pulley and an outside diameter of 3 3/8 inches. It is an OEM part from DAYCO, designed for reliable operation in vehicle belt drive systems. The manufacturer part number is 89289.

Where to buy the DAYCO 89289 belt tensioner worldwide?

3G Electric supplies the DAYCO 89289 self-adjusting belt tensioner to customers worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us to order this OEM belt tensioner for your automotive application.

How to install the DAYCO 89289 self-adjusting belt tensioner?

Installation of the DAYCO 89289 belt tensioner typically involves removing the old tensioner, aligning the new unit with the mounting holes, and torquing the bolts to manufacturer specifications. Always consult the vehicle service manual for proper belt routing and tensioner positioning.

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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