Cummins 3978021 - Accessory Drive Belt Tensioner
We cannot fulfill orders for this part at this time. Please check back later or request a stock notification to receive an email.
Sometimes we may have similar parts for sale, click the button below to see if anything matches.
CUMMINS part description
Product Description
TENSIONER
Features & Benefits
- Efficiently maintains proper accessory drive belt alignment
- Dampens accessory drive belt vibrations due to engine firing
- Made from high-quality materials that resist damaging elements
- Guarantees rigidity needed for radial strength and unparalleled performance
- Extends the accessory drive belt’s lifespan
Cummins Accessory Drive Belt Tensioner
Tune your rig’s accessory drive system for proper function by replacing a malfunctioning drive belt tensioner with the high-quality Cummins accessory drive belt tensioner. This component provides the belt with constant tension to prevent noise or slippage.
Part Interchanges
Cummins® is a worldwide leader in the production of engines, agricultural components, and other power-generating devices for various industries, including medium and heavy duty trucks, light commercial vehicles, buses, agriculture, and construction. Founded in 1919, this company stays true to its mission of making people's lives better by continuously improving its product line-up and introducing new solutions for a more prosperous world. Its core values—integrity, diversity and inclusion, excellence, caring, and teamwork—are what make it a successful company today—a worldwide leader with a network of more than 600 company-owned and independent distributors and almost 6,000 dealers in approximately 190 countries.CUMMINS 3978021 Cross Reference
We have 2 alternatives for the 3978021 by CUMMINS:
California Proposition 65 Warning
California Proposition 65 Warning
WARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov. (Read more)
Don't know your part number?
Take a photo and we'll identify it!
