EN 
ES 
FR 
PT RM123 MOTOR GRADER
Previous slide
Next slide
Performance You Need
GET PRECISE, CONSISTENT BLADE MOVEMENT WITH A RELIABLE ENGINE AND HYDRAULIC SYSTEM
RM123 motor grader delivers the right amount of power when you need it. Horsepower and torque are optimized for each gear to maximize performance, no matter your application. Horsepower and torque are optimized for each gear to maximize performance, no matter your application.
EASY OPERATION
Put your operator in control. Equipped with both a right-sized steering wheel and levers to reduce operator fatigue.
COMFORT
Long days on the job are more comfortable with a spacious cabin. The seat adjusts to the operator’s weight and dampens vibrations from the machine, reducing fatigue.
RELIABILITY
Rhino RM Motor Graders have safety and serviceability features that protect machinery, with a durable and reliable engine with low maintenance costs as well as minimize downtime.
| Make/Model | Rhino/RD140-8A or Cummins 6CTAA |
| Net Peak Power, kW (hp) @ 2,200rpm | 138(185) |
| Displacement, L (cu in.) | 8.3(507) |
| Net Peak Torque Nm (lb-ft) @ 2,000 rpm | 856(631) |
| Net Torque Rise | 50% |
| Aspiration | Turbocharged |
| Lubrication | Full-flow spin-on filter |
| Air Cleaner | Under-hood, dual element dry |
| Pump Type | Gear pump, Open type |
| Pump Flow L/min (gpm) | 208(54.9) |
| System pressure MPa (psi) | 20(2901) |
| Pump Displacement cm3 (cu.in) | 45(2.7) |
| Blade Lift Above Ground, mm (in) | 550(21.7) |
| Blade Side Shift, Right, mm (in) | 1,815(71.5) |
| Blade Side Shift, Left, mm (in) | 1,425(56.1) |
| Pitch at Ground Line Forward | 46 degrees |
| Pitch at Ground Line Back | 0 degrees |
| Shoulder Reach Outside Wheels, Right, mm (ft in) | 1,316(4.3) |
| Shoulder Reach Outside Wheels, Left, mm (ft in) | 1,012(3.3) |
| Bank Cut Angle | 90 degrees (both sides) |
| Circle diameter mm (in) | 1,415(55.7) |
| Rotation | 360 degrees |
| Drive | Hydraulic motor and worm gear |
| Circle Side Shift (right and left) mm (in) | 455(17.9) |
| Front kg (lb) | 4,500(9,921) |
| Rear kg (lb) | 10,000(22,046) |
| Total kg (lb) | 14,500(31,967) |
| Height to Top of Cab mm (ft) | 3,400(11.2) |
| Heigth to Top of Exhaust mm (ft) | 2,860(9.4) |
| Height to Top of Blade-Lift Cylinders mm (ft) | 2,780(9.1) |
| Blade Base mm (ft) | 2,495(8.2) |
| Wheelbase mm (ft) | 6,100(20.0) |
| Overall Length mm (ft) | 8,615(28.3) |
| Overall Length with Ripper mm (ft) | 9,520(31.2) |
| Overall Width with 17.5R15 Tires mm (ft) | 2,530(8.3) |