New 2014 Spike Dirt Midget Features  Design to be Better on the Short Tracks  Easier to Hit the “Sweet Spotâ€�  All New Body  New Rear Arm Design  Adjustable Jacob Ladder Mounts  Additional Cockpit Area  Shorter Wheel Base  Billet Aluminum Brake Pedal The Original Spike was designed with a longer rear arm to “CALMâ€� the car down on longer/rough tracks. Today’s current shock technology allows shorter wheel base and shorter rear arms without losing any handling advantage on any length or surface track. Our newly designed cowl allows easier access for work and maintenance on the car.