For 172-4738 1724738 Belt Tensioners CAT 352f 349f Excavator Engine Parts

In this walkthrough, we highlight key design ideas and how they translate to performance. Join us as we demonstrate the installation and operation of the 172-4738 belt tensioner for CAT 352F and 349F excavator engines. You'll see how this automatic tensioner maintains optimal belt tension, prevents slippage and noise, and performs under harsh construction conditions with hydraulic shock absorption and temperature resistance.