Roll-formed vehicle reinforcement beam

A bumper reinforcement beam configured to be supported by crush cans at a vehicle frame, the bumper reinforcement beam comprising:

• a beam comprising a front wall portion, a rear wall portion and upper and lower wall portions, to define an outer beam profile having a length configured to span between the crush cans;
• and
• an inner beam profile integrally formed with the outer beam profile and comprising a shear wall that extends between the front wall portion and the rear wall portion,
• wherein the inner beam profile has a length that is less than the length of the outer beam profile.

A reinforcement beam for a vehicle, the reinforcement beam comprising:

• an outer beam profile having a front wall portion, a rear wall portion, and upper and lower flanges that extend from the outer beam profile along respective upper and lower edges of the outer beam profile to define an elongated hollow body with a length defined between opposing ends of the outer beam profile;
• and
• an inner beam profile comprising a C-shape having an upper shear wall and a lower shear wall that each extend between the front wall portion and the rear wall portion,
• wherein the inner beam profile has a length that is less than half the length of the elongated hollow body.