The alternate part number for this solenoid is K54-140-22, and replaces the solenoid on Dexter's master cylinder K71-757-00. Some previous iterations of the master cylinder used a bypass style Disc Brake Reverse Lock Out Solenoid Valve Kit, while others had a single wire solenoid.. Answering the common buyer question: which reverse lockout solenoid best protects your trailer brake system during backing and prevents accidental engagement? This guide highlights five top options designed for different trailer setups, from Dexter brake actuators to Titan brake actuators. It explains who each solenoid is best for, why it was chosen, and practical purchasing tips. Ideal buyers.
Trailer Brake Electric Reverse Lock Out Solenoid. Simply attach the switch/solenoid to your trailer brake actuator and wire to the ground and reverse light of the towing vehicle. Allows your trailer to freewheel when backing up, so you won't have to get out to flip switches. Can also be used on drum brakes.. Follow our step-by-step guide to properly install a reverse lock out solenoid on your trailer. Ensure safe reversing by wiring it correctly, securing it in place, and testing brake function before hitting the road.