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What Is the Purpose of a Car Bumper?
The purpose of a car bumper is to reduce or prevent damage to the front and rear of a vehicle during low-speed collisions. Although many people assume bumpers are designed to protect passengers from serious injuries, their primary function is to shield important vehicle components from damage. Most bumpers are made from materials such as steel, aluminum, rubber, or plastic that absorb impact energy during minor crashes. By helping minimize repair costs and protecting essential systems, bumpers play an important role in vehicle design and accident prevention.
Key functions of a car bumper include:
- Protecting the hood, trunk, grille, cooling system, fuel system, and exhaust system
- Absorbing shock during low-speed impacts
- Reducing cosmetic and structural vehicle damage
- Lowering repair costs after minor collisions
- Helping preserve the vehicle’s overall functionality after impact
Federal bumper standards require protection in the area 16 to 20 inches above the road surface. Regulations also require front and rear bumpers on passenger vehicles to prevent damage in crashes at speeds of 2.5 mph across the full width and 1.5 mph at the corners. Manufacturers may meet these requirements using different bumper designs, including bumper guards and corner guards instead of a full-width bumper.
Production Standards
The standard requires protection in the region 16 to 20 inches above the road surface. It also says the front and rear bumpers should prevent damage at barrier impact speeds of 2.5 mph across the full width and 1.5 mph on the corners. The manufacturer can do these things in whatever way they prefer. For example, they don’t have to have one go totally across if they have bumper guards and corner guards placed strategically. You might think that all vehicles have to follow the Federal Regulations for bumpers. But, that is not the case. This Federal standard only applies to passenger vehicles: cars, SUVs, minivans, and pickup trucks. No other vehicle type has these regulations. This is because a bumper could compromise the loading ramp operations or off-road situations.
The bumper protection standard mentioned above has not been updated since 1982, and the National Highway Traffic Safety Administration has not run tests in regards to the bumper standard since 1987.
How Do I Know If My Car’s Bumper Meets Or Exceeds The Standard?
Vehicle manufacturers self-certify their products to meet the bumper standard, though they might be exceeding the standard. Many manufacturers voluntarily put bumper protection performance information on window stickers of new passenger cars. Only California and Hawaii require manufacturers to specifically disclose a vehicle’s bumper performance capabilities.
If you have any personal injury-related questions, contact us online or call us at 813-915-1110 and we’ll be happy to answer them.
Source: NHTSA