MRX6R to MRX6X conversion kits now available in VERY limited quantities. Has all parts needed to upgrade to the X and also comes with the pinion tool to fit the new .08 Module gers that come with the 6X and are also included in the conversion kit. Note that the additional; screws are not included but any serious racer has extra screws.
https://www.mugenracing.com/m1019-mrx6x-conversion-kit/
Mugen also has the new 0.8 module pinion gear toll separately for people just buying the new kit.
https://www.mugenracing.com/b0554-pi...or-0-8m-gears/
MRX6X instruction manual to show you how to assemble the conversion kit and the screws needed.
https://www.mugenracing.com/content/...X%20Manual.pdf
It's Christmas in March !
Panda