Rotary Mower RB131-H90B Model Rotary Mower RB131-H90B L x W x H (mm) 2.370x1.130x800 Weight (kg) 315 Cutting Width (mm) 900 Cutting Height (mm) 0-100 Knife Free Knife x 56 pcs Belt Running RCLB34 x 1 pce Cutting SB35 x 2 pcs Speed (km/h) (1)2.15 (2)4.25 (3)6.82 (R)2.07 Efficiency(a/h) (1)19.3 (2)38.2 (3)61.3 Tire (front) 400-9  (rear) 19 x 700-8 Steering Wheel Rack and Pinion Clutch Running Belt Tension Cutting Multiple Clutch Engine model Kubota  GH400GS-OR output 13.0 ps Optional Balance Weight RB INDEX