Center to centers

[rosco]

Anyone know what center to centers to run on a 04 Mastersbilt Smackdown?
Non raised right rail

[MasterSbilt_Racer]

Anyone know what center to centers to run on a 04 Mastersbilt Smackdown?
Non raised right rail
For load numbers? If so, move suspension to ride heights and measure. Then I can give you loads.