Pedal assembly module

For proving a pedal assembly module to improve the productivity, this invention assembles and integrates a forward pedal 71, a backward pedal 72, a first shaft 75 supporting the forward pedal 71 and the backward pedal 72, a brake pedal 73, a second shaft 76 supporting the brake pedal 73, and a frame box 77 supporting the first shaft 75 and the second shaft 77 with their functions ensured..