Description

The connecting rod is a vital component in the engine assembly of a truck. Part number 3939407 refers to a specific model of connecting rod. Its main function is to connect the piston to the crankshaft, allowing for reciprocating motion and converting linear motion into rotational force. The connecting rod must be strong enough to withstand high compression and combustion forces, yet lightweight enough to minimize rotational mass and maintain engine balance. It is typically made from forged steel or aluminum alloy, and may have various configurations such as an I-beam or H-beam design depending on the application. Proper maintenance and inspection of the connecting rod is crucial for ensuring optimal engine performance and preventing catastrophic failure.Hawks Parts is a professional Cummins parts wholesale supplier in China, We can provide Genuine/Original, OEM, and aftermarket Cummins parts as well as a one-stop service for you.

OE Quality(Original Equipment): This is the real Genuine Parts.Original manufacturer with brand logo and packaging

OEM: This is a genuine part produced directly by the original equipment manufacturer (OEM) and designed with the precise specifications and standards of your vehicle’s original parts. It is a real OEM part. You can be assured that the part will function exactly as the manufacturer intended and keep your vehicle running as it was engineered to. Original manufacturer but without the original logo.

Aftermarket: High quality, You can be assured that the part will function exactly as the manufacturer intended and keep your vehicle running as it was engineered to. This is for the automotive aftermarket. packaging can be neutral or customized to your requirements.