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Handling Problems Pullbar

The pullbar is just one device that racers use to reduce the "shocking" effect at the rear tires as the driver gets back into the throttle. This Coleman-designed link can be preloaded. It will extend against the force of acceleration to absorb some of the torque. It also works in reverse to dampen deceleration forces on entry. Other types of devices for this use are lift arms and even leaf springs. The leaf type of suspension has a limited amount of wrapup from the torque of the engine and acts like a pullbar to some extent.
Solving Exit Handling Problems - Basic Handling Fixes Part Two

The pullbar is just one device that racers use to reduce the "shocking" effect at the rear tires as the driver gets back into the throttle. This Coleman-designed link can be preloaded. It will extend against the force of acceleration to absorb some of the torque. It also works in reverse to dampen deceleration forces on entry. Other types of devices for this use are lift arms and even leaf springs. The leaf type of suspension has a limited amount of wrapup from the torque of the engine and acts like a pullbar to some extent.  View Related Article

 

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