- Category: Motor Graders ➔
- Manufacturer: Caterpillar ➔
- Model: 12H ➔
The Caterpillar 12H is a versatile motor grader designed for road construction, maintenance, and earthmoving applications. Equipped with a powerful engine and advanced hydraulic systems, the 12H delivers precise blade control and efficient grading performance. Its durable frame and robust components ensure long-lasting reliability in demanding environments. The operator cabin offers enhanced visibility and ergonomic controls for improved productivity and comfort. Commonly used in road building, snow removal, and site preparation, the Caterpillar 12H motor grader supports a wide range of grading tasks. This model is recognized for its balance of power, maneuverability, and operational efficiency in heavy construction projects.
Circle
| Blade Tip Angle - Front | 40 degrees
|
| Blade Tip Angle - Rear | 5 degrees
|
| Diameter | 60 in (153 cm)
|
| Max Lift Above Ground | 19 in (48 cm)
|
| Max Reach Outside Tires - Left | 74 in (187 cm)
|
| Max Reach Outside Tires - Right | 71 in (181 cm)
|
| Rotation | 360 degrees
|
| Shift Left | 27 in (70 cm)
|
| Shift Right | 29 in (73 cm)
|
Dimensions
| Blade Base | 9 ft (3 m)
|
| Front Ground Clearance | 2 ft (1 m)
|
| Height to Top of Isomount Cab | 10 ft (3 m)
|
| Overall Length | 28 ft (9 m)
|
| Rear Ground Clearance | 1 ft (0 m)
|
| Tandem Axle Wheelbase | 5 ft (2 m)
|
| Wheelbase | 20 ft (6 m)
|
| Width Over Tires | 8 ft (2 m)
|
Engine
| Displacement | 638 cu in (10,450 cu cm)
|
| Net Power Gear 1-2 | 145 hp (108 kw)
|
| Net Power Gear 4-6 | 165 hp (123 kw)
|
| Net Power Gear 5-6 | 165 hp (123 kw)
|
| Number of Cylinders | 6
|
| Power Measured @ | 2000 rpm
|
Front Axle
| Ground Clearance | 2 ft (1 m)
|
| Oscillation - Total | 32 degrees
|
| Wheel Lean | 18 degrees
|
Hydraulic System
| Relief Valve Pressure | 3500 psi
|
Moldboard
| Blade Down Pressure | 23,808 lbs (10,799 kg)
|
| Blade Pull at Max Weight | 28,867 lbs (13,094 kg)
|
| Max Depth of Cut | 29 in (73 cm)
|
| Moldboard Height | 24 in (61 cm)
|
| Moldboard Thickness | 1 in (2 cm)
|
| Moldboard Width | 12 ft (4 m)
|
| Side Shift Left | 21 in (52 cm)
|
| Side Shift Right | 26 in (66 cm)
|
Operating Specifications
| Circle Gearbox Fluid Capacity | 2 gal (7 l)
|
| Cooling System Fluid Capacity | 12 gal (44 l)
|
| Max Operation Weight - Front Axle | 13,744 lbs (6,234 kg)
|
| Max Operation Weight - Rear Axle | 32,074 lbs (14,549 kg)
|
| Max Operation Weight - Total | 45,818 lbs (20,783 kg)
|
| Oil System Fluid Capacity | 7 gal (27 l)
|
| Operating Voltage | 24 volts
|
| Rear Diff/Final Drive Fluid Capacity | 12 gal (46 l)
|
| Std Operation Weight - Front Axle | 8,346 lbs (3,786 kg)
|
| Std Operation Weight - Rear Axle | 22,974 lbs (10,421 kg)
|
| Tandem Case Fluid Capacity (each) | 17 gal (64 l)
|
Steering System
| Turning Radius | 24 ft (7 m)
|
Transmission
| Number of Gears - Forward | 8
|
| Number of Gears - Reverse | 6
|
| Transmission Type | direct drive power shift
|