HD Automatic Belt Tensioner | Dayco | 74mm Diameter | 42.6mm Width | Counter Clock Wise

SKU 89447

Dayco heavy duty automatic serpentine belt tensioner 89447 boasts a high-strength cast aluminum body designed to keep contamination out and resist cracking, fatigue, and deformation. Each tensioner Includes rugged pulleys with dual lifetime lubricated bearings to deliver long lasting, dependable service. 74mm pully diameter, 42.6mm pully width. Counter clock wise direction. For Detroit Diesel DD13/DD15/DD16 engines.

Read Reviews

$184.38

Qty Spin Up Spin Down * *

Product Specifications

Type:Automatic
Direction:Counter Clock Wise
Belt Type:Serpentine
Number of Pulleys:1

Ships Today

1 In Stock
In Stock Orders received before 1pm EST Monday - Friday are shipped same day!

Product Specs for Dayco 89447

Type:Automatic
Direction:Counter Clock Wise
Belt Type:Serpentine
Number of Pulleys:1
Pulley Material:Steel
Pulley Diameter (mm):74
Pulley Width (mm):42.6
Flat:Yes
Continental Number:49545
UPC: 036687422347
MPN: 89447

Ask an Expert

customer service Our Michigan based experts can help.

1.800.358.4751
Email

Hours

M-F 7:00AM - 11:00PM EST

Dayco 89447 Details

Dayco heavy duty automatic serpentine belt tensioners boasts a high-strength cast aluminum body designed to keep contamination out and resist cracking, fatigue, and deformation. The advanced material used reduces weight when compared to regular belt tensioners, while also providing added strength and durability. Each tensioner feature highly damped designs using a wave spring and a metal ring with a bonded polymeric surface that acts as a radial shock absorber for the tensioner arm while reducing contamination.

Features

For heavy duty diesel engine accessory drive applications.
Designed to prevent fluctuations to the tensioner body for longer service life.
Reduces the risk of noise and helps avoid housing separation.
Includes pulleys with lubricated bearings for longer lasting performance.
Heavy-duty cast aluminum body and pulley arms translate into extra strength and durability.
Patented flat spring design prevents fluctuations to the tensioner body as its footprint doesn't change when it's under tension.
Includes rugged pulleys with dual lifetime lubricated bearings to deliver long lasting, dependable service.

Customer Q&A - Dayco 89447

Ask A Question