The 25-45 type 'R' Rumely began production in 1924 with one produced. There are 98 tractors left out of the 761 tractors made with production ending in 1927, a 12.88% survival rate. According to Nebraska Tractor Test #116 the 'R' put out 27.5 HP on the drawbar & 50.6 HP on the belt & weighed in at 13,205 lbs. The 'R' was equipped with a heavy duty, two cylinder, kerosene burning, engine with a 7 13/16 inch bore & a 9 1/2 inch stroke that ran at 939 RPM. Other specs are available ON REQUEST. For more SN info on the 25-45, CLICK HERE.