US Patent 9266507 Adjustable brake pedal system

A brake pedal assembly for a vehicle having a brake pedal arm having an initial position and an adjustment subassembly configured to adjust the initial position. The brake pedal assembly is further provided with a preload spring configured to provide a preload force to the brake pedal arm and a preload adjustment cam in cooperation with the brake pedal arm. The adjustment subassembly and the preload spring are configured to change the preload force in response to a change in the initial position.