Side bars are referred to by many names, including nerf bars, step bars and side steps, to name a few. A side bar's primary function is to provide a stepping surface into the vehicle. For this reason, they are generally used on larger vehicles, such as pickup trucks and SUVs.

What is the purpose of side step?

The act of walking sideways occurs nearly every day. It uses a different set of muscles from the primary muscles used in walking straight ahead. Side stepping exercises can strengthen these underused muscles while also improving balance, improving flexibility and increasing spatial awareness.

What are side steps called?

"Side bars" also known as "side steps" or "step bars" are the generic names used when describing any tubes, bars, or rails mounted as foot steps along the side of a vehicle.