A few things to know: It steers backward and you have to push the driving ring manually to shift gears. 
The red 5L axle should be LBG in the LDD file. You also have to modify a clutch gear and put a different gear inside to make it work. They are both in the parts list. Here is a tutorial I found:

Have fun and happy building!


Name 2-Speed Car Chassis
Designer offroadcreations
Designed 2017
Parts 251
Theme Technic
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