In competitive racing like micro sprints and go-karts, nerf bars serve as side protection and a means of tuning vehicle weight.

: These are frequently constructed from stainless steel or carbon fiber for high impact resistance. Consumer Vehicle Nerf Bars (Trucks & SUVs)

: They are often designed for specific chassis types, such as the Slack Chassis for karts or NC Chassis for micro sprints.

For standard road vehicles, nerf bars (or tube steps) are popular accessories that offer a blend of style and utility. Bumpers and Nerf Bars - NC Chassis