It performs the function of the connector between the piston and also the crankshaft. The connecting rod converts the reciprocating motion of your piston to the rotation of the crankshaft. Normally, the rod is made of aluminum or titanium. It can help transmit the piston’s tensile forces. Aspect look at https://bike-engine-details50369.wizzardsblog.com/35022528/the-smart-trick-of-bike-parts-diagram-that-no-one-is-discussing