MyChron4 E-Box (Expansion Box) The MyChron4 E-box is an optional upgrade for the MyChron4 karting gauge. The E-Box adds: 2 additional temperatures inputs wheel speed input (sensor included) track mapping with an internal G-sensor (accelerometer) 2 extra 9V batteries connections for extended running time The functions provided by the E-Box are similar to the MyChron3 Gold features. In developing the E-box, AiM Sports leveraged CAN (controller area network) technology from the autmotive racing world. Simply connect the E-box to the MyChron4 and the extra functions are instantly enabled.  The suggested retail price for the MyChron4 E-Box is $459. Comes with Wheel speed cable. Data key NOT included.Only one at this price!

• The functions provided by the E-Box are similar to the MyChron3 Gold features. In developing the E-box, AiM Sports leveraged CAN (controller area network) technology from the autmotive racing world. Simply connect the E-box to the MyChron4 and the extra functions are instantly enabled.