""nodeS" is a stabilizing node. Each node from the hub will attach to this node with a beam. It's mostly legacy and not generally used. Putting 9999 in will disable it." from wiki Code: ["FR", "wheel_FR", "7l", "6l", "c1l", "7l", 1, {"nodeCoupling:":"ax1r", "torqueCoupling:":"ax1", "torqueArm:":"ax3"}], I tried attaching a node called "c1l to the hub but it doesn't seem to work.
I attached the wheel JBeam too my post , and here the full locomotive: http://www.beamng.com/threads/steam-locomotive.26475/