Nerf bars are tubular side steps mounted beneath the doors of trucks and SUVs, offering both functional access and added body protection. Originally developed for racing, nerf bars have become common in off-road and utility vehicles, where they help passengers step in and out safely while shielding the rocker panels from debris and minor impacts.
Nerf bars for trucks come in a range of lengths and finishes, often doubling as truck step bars or side steps depending on the design. Some models include non-slip stepping surfaces and are shaped to match vehicle contours. Side bars may also provide limited impact resistance during off-road use, functioning similarly to light-duty rock sliders. Whether labeled as a nerf bar or side step, proper fit and installation ensure safety, durability, and ease of entry.
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