SLe change the values in all main.cfg files.You need to do it manually
in the main.cgf
FL wheel
type 10.000 sphere 0.315
spring 0.290 0.100 0.050
wheel -0.731 -0.635 -1.604 0.000 0.000 0.000 1.000 0.000 1.000 0.000
wheelbones
;arm 0.244 0.344 0.054 0 0 0 1
;hub 0.263 0 -0.125 0 0 0.143 0 0.360 0.323 0
slot 0.000 0.000 0.000 0.000 0.000 0.000 101 ; FL wheel
attach 0x00040200 1
slottype 101
slotdmgmode 0x00000004
left right, up down, front back