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MM49's avatar
MM49
Explorer
Apr 09, 2014

Installed an Electronic Sway Control

I installed a Tuson Electronic Sway control today. I put it on Sunny Brook 279RB. The installation when very well. I had to separate the right and left brake circuits and run power, ground and brake signal to the module.

I haven't pulled my trailer with the sway control yet, but I did get a chance to pull Tuson's test trailer with my TV, a 2014 RAM 2500 quad cab 6.4L FWD LB. The test trailer was 9000lb construction trailer with an automobile loaded incorrectly to reduce the tongue weight.

The testing started with the sway control module disconnected. I accelerated to 50mph and started to whip the steering wheel from 9:00 to 3:00. The trailer swayed violently and the truck went into sway control with isometric braking and throttle control drop.

The second test the controller was activated and the same test was performed. At 50 mph the Tuson when into sway control activating the left and right brakes. The control of the vehicle was possible in one lane of the road.

To summarize the Tuson sway controller it does what you would do in an emergency automatically and at lighting fast speed. If you had the mind to reach down and override your brake controlled and brake in a sway event your sway would be reduced, but not eliminated. The Tuson controller does this perfectly and decides which wheel to activate and for how long. The swaying trailer is controlled in very short distance. The truck never went into sway control.

The Tuson Sway controller is the most revolutionary safety devices developed in a long time. No large tongue type trailer should be without one.
MM49


Tuson
  • peirek wrote:
    MM49 wrote:
    I installed a Tuson Electronic Sway control today. I put it on Sunny Brook 279RB. The installation when very well. I had to separate the right and left brake circuits and run power, ground and brake signal to the module.

    I haven't pulled my trailer with the sway control yet, but I did get a chance to pull Tuson's test trailer with my TV, a 2014 RAM 2500 quad cab 6.4L FWD LB. The test trailer was 9000lb construction trailer with an automobile loaded incorrectly to reduce the tongue weight.

    The testing started with the sway control module disconnected. I accelerated to 50mph and started to whip the steering wheel from 9:00 to 3:00. The trailer swayed violently and the truck went into sway control with isometric braking and throttle control drop.

    The second test the controller was activated and the same test was performed. At 50 mph the Tuson when into sway control activating the left and right brakes. The control of the vehicle was possible in one lane of the road.

    To summarize the Tuson sway controller it does what you would do in an emergency automatically and at lighting fast speed. If you had the mind to reach down and override your brake controlled and brake in a sway event your sway would be reduced, but not eliminated. The Tuson controller does this perfectly and decides which wheel to activate and for how long. The swaying trailer is controlled in very short distance. The truck never went into sway control.

    The Tuson Sway controller is the most revolutionary safety devices developed in a long time. No large tongue type trailer should be without one.
    MM49


    Tuson


    I love electronic solutions to problems. This sounds much like an electronic solution equivalent to the Hensley mechanical solution. And it probably weighs significantly less. I didn't look for the price so can't compare there. I will note the Hensley does improve the side air draws and pushes greatly. While this may not.
    This module will address the side push if it is strong enough. The nice thing about this module is that it is working on the correct end of the lever when compared to most sway controls. Much less force is needed to control sway when using the brakes.
    MM49
  • I had chance to pull the Sunnybrook 279RB with the sway control. The conditions were terrible, high wind with gust up to 40mph. The sway control worked perfectly. I could feel it activating during wind gust events.

    The brakes on the Sunnybrook are very smooth to the point of being weak. They are adjusted properly and have good wiring. They are designed by Dexter to be smooth. The brakes are not like the old model that you could lock at any time. The performance complemented the sway control module perfectly. The correcting brake would engage stronger and longer during the sway event.

    The sway control module is my new silent co-pilot always on duty.
    MM49