Tow Doctor™ Vehicle Tester Kit Hopkins
(Hopkins Part #: LM-50918)
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Designed so that one person can make sure a vehicle wiring harness has been wired properly and all functions are working. Tests all tow vehicle functions: ground, auxiliary power, brake, directional and backup. Works only with 12 volt negative ground systems.


    • Adapts to 4-Wire flat, 6-Round Pole or 7-Way RV Flat Pin
    • Heavy-Duty, 20 foot extension cord is included
    • Saves time and the cost of a second person at the rear of the vehicle


    • Main Test Unit, 4-Flat tester, 6 Round adapter (center pin electric brakes), 7-Way RV Adapter and storage case

    Not Included:

    • Trailer Doctor (Trailer Side) - LM-50928

    Hopkins Manufacturing

    From our humble beginnings more than 5 decades ago, where we pioneered advances in head light aimers for automotive body repair shops, Hopkins has grown into a market leader in each of the 6 businesses we operate. Our leadership positions are a reflection of the mission that has guided our company for the past 56 exceed customer expectations in everything that we do. This goal has not only delivered growth for Hopkins, but growth for our customers as well.

    Today Hopkins sells automotive aftermarket products in more than 75,000 distributors and retailers across the globe. One key to our market leading positions is product leadership. To us, product leadership goes beyond the physical product to a deeper understanding of the end-users' needs. By focusing on their use-experience, our product design teams create innovation solutions to real consumer problems...resulting in products that deliver higher levels of satisfaction.

    The above information has been provided by the Manufacturer, and we cannot guarantee the accuracy thereof or endorse the opinions expressed.

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