12 vehicle brakes and brake controls, throttle controls, vehicle clutches and bearings, namely, brake locks, electrohydraulic brake locks, lever brake locks, twist brake locks, accumulator brake locks, dual brake locks, air brake locks, power brake cylinders, master cylinders, brake fluid reservoirs, disc brakes, multiple disc brakes, gear-box brakes, wheel mount brakes, brake valves, power brake valves, charge valves, remote actuators for brake cylinders, air/hydraulic actuators, wheel cylinders, hydraulic slave cylinders, pressure intensifiers for hydraulic fluid, trailer surge brake lock-outs, heavy duty bearing blocks, multiple disc clutches, and hydraulic throttle controls