York/clayton Demonstration Of How To Beat Jack-knifing

NVINCING demonstrations of the effectiveness of having a load-proportioning valve connected to the driving and trailer axles of an artic were given by Clayton Dewandre and the......

And Taskers

0 N Tuesday of this week it was Taskers' turn to demonstrate the effectiveness of load-proportioning brake valves in making lightly laden or unladen artics safer. Demonstrations......