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DAYCO Belt Tensioner: Self-Adjusting Belt Tensioner, 89458, Heavy Duty - Vehicle Self-Adjusting Belt Tensioners
DAYCOVehicle Self-Adjusting Belt Tensioners

DAYCO Belt Tensioner: Self-Adjusting Belt Tensioner, 89458, Heavy Duty

The DAYCO 89458 Self-Adjusting Belt Tensioner is a heavy-duty, single-pulley tensioner designed for vehicle accessory belt systems. As a self-adjusting unit, it maintains proper belt tension automatically, supporting…

SKU 3G-OTH-486269

Brand
DAYCO
Item
Belt Tensioner: Self-Adjusting Belt Tensioner, 89458, Heavy Duty
Category
Vehicle Self-Adjusting Belt Tensioners
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Technical Specifications

DAYCO
Manufacturer Part Number
89458
Type
89458, Heavy Duty
Pulleys
1
Performance Rating
Heavy Duty
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DAYCO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DAYCO 89458 Self-Adjusting Belt Tensioner is a heavy-duty, single-pulley tensioner designed for vehicle accessory belt systems. As a self-adjusting unit, it maintains proper belt tension automatically, supporting reliable operation in demanding applications.

Frequently Asked Questions

What is the DAYCO 89458 self-adjusting belt tensioner used for?

The DAYCO 89458 self-adjusting belt tensioner maintains proper tension on accessory drive belts in heavy-duty vehicles. It automatically compensates for belt stretch and wear, reducing slippage and extending belt life in demanding applications like construction and trucking.

What are the specifications of the DAYCO 89458 belt tensioner?

The DAYCO 89458 is a heavy-duty, single-pulley self-adjusting belt tensioner. It carries the manufacturer part number 89458 and is rated for heavy-duty performance. Designed for vehicle accessory belt systems, it automatically maintains correct belt tension without manual adjustment.

Where to buy the DAYCO 89458 belt tensioner worldwide?

3G Electric supplies the DAYCO 89458 self-adjusting belt tensioner 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 heavy-duty tensioner.

How to install the DAYCO 89458 self-adjusting belt tensioner?

Install the DAYCO 89458 by first relieving belt tension, then removing the old tensioner. Align the new unit with the mounting holes, torque the bolts to manufacturer specifications, and route the belt over the pulley. The self-adjusting mechanism will automatically set proper tension.

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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