NEW ISC & ISL Cummins Serpentine Belt Tensioner | 3973819 | 2007-2015 Cummins ISC / ISL 8.3L

New Cummins ISC/ISL Serpentine Belt Tensioner. Enhance your Cummins ISC or ISL engine's performance and longevity with this premium 8-groove serpentine belt tensioner. Engineered for precision and durability, it minimizes vibrations and wear, ensuring smooth operation of critical engine accessories. This carries a one year warranty.

Features:

• Reduced Vibrations: Precision tensioning and smooth belt routing reduce wear and tear on your engine's vital components.
• Extended Service Life: High-quality materials and lubricated bearings resist dirt, salt, and chemicals, ensuring long-lasting performance.
• Exceptional Quality: Engineered to meet or exceed OE specifications, providing reliable and efficient operation.

This high-performance serpentine belt tensioner is a crucial investment in your Cummins ISC or ISL engine's health, promoting smoother operation, longer belt life, and overall engine efficiency.

Fitment:

• Freightliner M2 Models, 2007-2014
• Freightliner 108SD Truck, 2013-2014
• Cummins ISL Series, 2008-2009 & 2015
• Kenworth T370 / T440 / T470 Models, 2010-2015