The RD 12-90, RD 12A-90 and RD 16-90 feature a redesigned frame and operator's platform and a pressurized water system.
- Features dual drum drive, articulated steering and hydrostatic drive with infinitely variable forward and reverse operation
- 2,490-lb. RD 12-90 and RD 12A-90 offer 35.4-inch drum widths, generate 3,400 lbs. of centrifugal force, and are powered by 20.5-hp Wacker and 18-hp Honda engines
- 1.5-ton RD 16-90 produces 6,800 lbs. of total centrifugal force (front and rear drums), and is powered by a 26.8-hp Lombardini diesel engine