Originally Posted by godzukihop

FROM THE INSTRUCTION MANUAL


Longer drive shafts (52mm) make the car easier to drive because they
give more traction and better stability, mainly in chicanes. However, the
car will understeer more than with shorter (50mm) shafts which give a lot
of steering and impart aggression to the car.
Both left & right shafts should ALWAYS be the same length at one end of
the car (front or rear).
52mm shafts are recommended for carpet and large asphalt tracks.
50mm shafts are recommended for small-medium tight asphalt tracks.