Type of front end
Distance from ground to bottom of steering axle
(measured from the top of lower tree)		  inches or Front end length
(distance from top of top triple tree to center of wheel axle)		  inches
Steering head rake  ° Triple tree rake  °
Rocker length
(distance from the middle of rear leg bearing to the middle of front wheel axle.)		  inches
Triple tree offset
(distance between steering axle center and a line going through centers of fork tubes, measured at the top of top tree)		  inches
Front tire radius  inches Rear tire radius  inches
Front end original length  inches Distance between rear axle and vertical line drawn from top of steering head  inches
Line width   Zoom value  x
Trail  inches Fork tube extension needed
(Approximate value depending on triple tree shape etc.)		  "
Wheelbase  inches Show measurements in the picture