What Should My Trailer Brake Setting Be? A Service Director's Advice on Safe Towing

Your trailer brake setting should typically start between a 4.0 gain and 6.0 gain on a standard 1-to-10 scale, or at a mid-range output level on your brake controller interface. The exact setting must be calibrated with your trailer fully loaded by performing test stops at 20–25 mph on a level, paved surface, adjusting output until the trailer slows smoothly without locking its wheels or pushing your tow vehicle. Heavier payloads demand higher gain output,