2021 Western Star 4900SA Belt Tensioner Assemblies

Your 2021 Western Star 4900SA might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the Belt Tensioner Assemblies you desperately need.

We currently carry 2 Belt Tensioner Assemblies to choose from for your 2021 Western Star 4900SA, and our inventory prices range from as little as $179.99 up to $183.99.

On top of low prices, Advance Auto Parts offers 1 different trusted brands of Belt Tensioner Assemblies for the 2021 Western Star 4900SA. We only sell parts from trusted brands like Dayco so that you can find quality parts you can count on.

Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Belt Tensioner Assemblies stock in-person!

Belt Tensioner Assemblies for Your 2021 Western Star 4900SA

Dayco No Slack Gold Label – Serpentine Belt Tensioner; 1 Piece, HD, Engineered To Handle Higher Torque (Part No.89440)

Serpentine Belt Tensioner; 1 Piece, HD, Engineered To Handle Higher Torque

from

$179.99
For heavy duty diesel engine accessory drive applications, Dayco’s HD automatic belt tensioner is designed to handle higher torque and power pulses. The heavy-duty cast aluminum body and pulley arms translate into extra strength and durability and the patented flat spring design prevents fluctuations to the tensioner body as its footprint doesn’t change when it’s under tension. This reduces the risk of belt noise and also helps avoid separation of the housing a key failure seen from competitive products. Dayco automatic belt tensioner H.D. also includes rugged pulleys with dual lifetime lubricated bearings to deliver long lasting, dependable service. 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.

Product Features:
  • 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
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Dayco No Slack Gold Label – Serpentine Belt Tensioner; 1 Piece, HD, Engineered To Handle Higher Torque (Part No.89448)

Serpentine Belt Tensioner; 1 Piece, HD, Engineered To Handle Higher Torque

from

$183.99
For heavy duty diesel engine accessory drive applications, Dayco’s HD automatic belt tensioner is designed to handle higher torque and power pulses. The heavy-duty cast aluminum body and pulley arms translate into extra strength and durability and the patented flat spring design prevents fluctuations to the tensioner body as its footprint doesn’t change when it’s under tension. This reduces the risk of belt noise and also helps avoid separation of the housing a key failure seen from competitive products. Dayco automatic belt tensioner H.D. also includes rugged pulleys with dual lifetime lubricated bearings to deliver long lasting, dependable service. 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.

Product Features:
  • 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
See More

FAQs for 2021 Western Star 4900SA Belt Tensioner Assemblies

What are the most popular Belt Tensioner Assemblies for the 2021 Western Star 4900SA?

With 1 brands you can trust, our most popular Belt Tensioner Assemblies for the 2021 Western Star 4900SA parts are:
Serpentine Belt Tensioner; 1 Piece, HD, Engineered To Handle Higher Torque
from $179.99
This product is not rated
Serpentine Belt Tensioner; 1 Piece, HD, Engineered To Handle Higher Torque
Belt Tensioner Assemblies
Serpentine Belt Tensioner; 1 Piece, HD, Engineered To Handle Higher Torque
from $183.99
This product is not rated
Serpentine Belt Tensioner; 1 Piece, HD, Engineered To Handle Higher Torque
Belt Tensioner Assemblies