CAPACITY...................: 66 TONSSTROKE.....................: 4.72"ADJUSTMENT.................: 2.76"DIE HEIGHT TO BOLSTER......: 11.81"VARIABLE SPEED SPM RANGE...: 42–85SLIDE RAM SIZE.............: 17.72" X 13.78"BOLSTER SIZE...............: 32.43" X 21.62"EQUIPPED WITH..............: AIR CLUTCH ROSS VALVE AIR COUNTERBALANCE CONTROLS