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DAYCO 89025 tension pulley idler, metallic finish

DAYCO

DAYCO 89025 Tension Pulley Valve

SKU CH-21Q0-CQN4R

A light-duty idler tension pulley identified by industry number 89025 for belt-driven systems

  • Tension pulley keeps light-duty belts aligned
  • Industry number 89025 identifies the correct replacement
  • DAYCO brand supplies automotive tension components
  • New condition ensures reliable idler performance
  • Free shipping on orders over 75 applies

Product Identity

The DAYCO 89025 is a new light-duty idler tension pulley designed for automotive belt systems. It carries industry number 89025 and serves as a direct replacement component for worn or noisy belt tensioners. Professional technicians and DIY owners use it to restore proper belt tension on compatible engines.

Build Integration

This pulley mounts on the existing tensioner bracket and requires no modification to the surrounding belt drive. It frees the serpentine or accessory belt from slack that causes squeal, slip or premature wear. Installation uses standard hand tools and the original hardware, leaving alternator, water pump and power-steering clearances unchanged.

Capacity and Limits

The unit is rated for light-duty belt loads and handles normal accessory drives on compatible applications. It does not suit heavy-duty or high-output charging systems that exceed the light-duty specification. Service life ends when the bearing develops play or the pulley surface shows groove wear beyond the original profile.

How it compares

Measured against everything we stock in Plumbing Valves & Valve Assemblies, at today’s prices. Recalculated every night.

Price $31.99
Cheaper than about 64% of the 720 comparable items (median $47.49).

Specifications

Product
Brand nameDAYCO

Questions about this item

How long will the DAYCO 89025 tension pulley last under continuous belt tension?

The pulley is built for light-duty belt applications and uses a sealed bearing designed to maintain tension until bearing wear or grease breakdown occurs.

Does the DAYCO 89025 idler pulley run hot or make noise after hours of operation?

Normal operation stays quiet; a growl or noticeable heat at the pulley face signals bearing fatigue and means the unit should be replaced.

What belt type must I already have to install the DAYCO 89025 tension pulley?

This idler is made for light-duty V-belts or serpentine belts that match the original equipment groove profile.

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