Belt Tensioner Cummins 5475889

Product Overview

The Cummins 5475889 Belt Tensioner is a critical component engineered to maintain precise tension on the drive belts of commercial truck engines. By providing consistent pressure, it ensures the efficient operation of vital engine-driven accessories, including the alternator, water pump, and air conditioning compressor. Proper tensioning is essential to prevent belt slippage, reduce vibration, and extend the service life of the entire belt drive system.

Key Features

• Durable Construction: Built with high-quality materials to withstand the extreme heat and vibration of heavy-duty engine environments.
• Precision Engineering: Features a precision-machined pulley and a robust spring mechanism for consistent performance across all operating conditions.
• System Protection: Minimizes wear on pulleys and bearings by preventing excessive belt slack or over-tensioning.
• Easy Installation: Designed for a direct fit, allowing for straightforward maintenance and replacement.

Compatibility & Applications

This belt tensioner is specifically designed for use with Cummins QSF3.8 CM2350 F107 engines. It is a vital part for maintaining the operational integrity of the serpentine belt system in these specific engine configurations. Always verify compatibility with your specific engine serial number (ESN) before installation.

Technical Specifications

• Weight: 5.185 lb
• Dimensions: 8.8 x 4.2 x 4.15 in
• Service Reference: TSB180031