Originally Posted by
ToysRUsKid
Because of the LiPo battery width, it is important
to check that the motor pinion is not touching the
battery. If the pinion touches the battery (or is close
to touching it), move the pinion closer to the motor.
It is sufficient to have only half of the pinion teeth
contacting the spur gear teeth. This has no effect on
the car’s speed or performance.
That came from the Xray website, which leads me to believe they didn't change anything on the chassis.
I'm quite sure 2 more tape slots been added
, other than that, can't really tell from photo...