1999 Peterbilt 378 Belt Tensioner Assemblies

Enhance and Protect Your 1999 Peterbilt 378 with Quality Belt Tensioner Assemblies

Maintaining the performance of your 1999 Peterbilt 378 starts with choosing the right parts, and high-quality Belt Tensioner Assemblies help ensure a reliable and efficient vehicle. At Advance Auto Parts, we offer Belt Tensioner Assemblies specifically for the 1999 Peterbilt 378, ensuring a perfect fit and lasting durability. Choosing to shop with Advance Auto Parts means you’re making a smart decision to prioritize both quality and reliability for your vehicle.

Affordable and Reliable Belt Tensioner Assemblies for Every Budget

Finding affordable, quality Belt Tensioner Assemblies is easy at Advance Auto Parts. With prices starting as low as $124.99 and an average price of $161.24, you can choose one that fits your budget while delivering the quality you expect. Our Belt Tensioner Assemblies are competitively priced, ranging from $124.99 to $195.99, so you get value without compromising on strength or reliability.

Belt Tensioner Assemblies for Your 1999 Peterbilt 378

Dayco No Slack Gold Label – Serpentine Belt Tensioner; 1 Piece, HD, Engineered To Handle Higher Torque (Part No.89480)

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

from

$195.99
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

Dayco No Slack Gold Label – Serpentine Belt Tensioner; 1 Piece, HD, Engineered To Handle Higher Torque (Part No.89422)

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

from

$127.99
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

Dayco No Slack Gold Label – Serpentine Belt Tensioner; 1 Piece, HD, Engineered To Handle Higher Torque (Part No.89421)

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

from

$124.99
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 1999 Peterbilt 378 Belt Tensioner Assemblies

Which Belt Tensioner Assemblies are the top sellers for the 1999 Peterbilt 378?

Out of 3 Belt Tensioner Assemblies that fit 1999 Peterbilt 378s, the following parts are the top sellers:
Serpentine Belt Tensioner; 1 Piece, HD, Engineered To Handle Higher Torque
from $127.99
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 $195.99
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 $124.99
This product is not rated
Serpentine Belt Tensioner; 1 Piece, HD, Engineered To Handle Higher Torque
Belt Tensioner Assemblies

How can I make sure that a part will be compatible with my 1999 Peterbilt 378?

Our Peterbilt 378 aftermarket and OEM parts are designed specifically for the 1999 model. You can always find your specific fitment and compatibility for your 1999 Peterbilt on an individual product page.

What is the price range for 1999 Peterbilt 378 Belt Tensioner Assemblies?

The range of prices of Belt Tensioner Assemblies for the 1999 Peterbilt 378 goes from $124.99 up to $195.99 for the most premium parts.

What is the average price of 1999 Peterbilt 378 Belt Tensioner Assemblies?

1999 Peterbilt 378 Belt Tensioner Assemblies average $161.24 for our selection of OEM and aftermarket parts.

Does Advance Auto Parts sell Belt Tensioner Assemblies for other Peterbilt 378 model years?

Yes, we currently stock Belt Tensioner Assemblies for 9 model years of Peterbilt 378s, from 1997 to 2007. Model years 2007, 2006, 2005, 2004, 2003, 2002, 2001, 2000, and 1998 are the most popular for Belt Tensioner Assemblies purchases.

Can I get help with 1999 Peterbilt 378 Belt Tensioner Assemblies orders?

Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about Peterbilt Belt Tensioner Assemblies and more.

What is your return policy for Peterbilt 378 Belt Tensioner Assemblies?

Advance Auto Parts keeps returns simple. For new Peterbilt 378 Belt Tensioner Assemblies and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.