Caterpillar 120k grader Specs (2017-2026)

For the Caterpillar 120k grader (2017-2026), low engine power at 125 hp (93 kW) is paired with below-average weight at 31,614 lb (14.3 t). It also has travel speed of 29.5 mph (47.5 km/h).
Specification profile

2017-2026

Weight: 31,614 lb (14.3 t)Engine power: 125 hp (93 kW)Travel speed: 29.5 mph (47.5 km/h)Engine speed at max torque: 1,000 rpm
31,614 lb (14.3 t)Weight
125 hp (93 kW)Engine power
29.5 mph (47.5 km/h)Travel speed
1,000 rpmEngine speed at max torque
571 lb-ft (774 Nm)Maximum torque
8.03 ft (2.45 m)Transport width
12.1 ft (3.7 m)Mouldboard Width
10.9 ft (3.33 m)Transport height
How it compares

Low, average or high?

Engine power

Low

125 hp (93 kW)
Low 64.4 hp (48 kW)Typical 216 hp (161 kW)High 512 hp (382 kW)

Engine power is well below the typical figure.

Weight

Below average

31,614 lb (14.3 t)
Low 20,062 lb (9.1 t)Typical 41,689 lb (18.9 t)High 145,152 lb (65.8 t)

Weight is below the typical figure.

Travel speed

Above average

29.5 mph (47.5 km/h)
Low 22.4 mph (36 km/h)Typical 26.6 mph (42.8 km/h)High 32 mph (51.5 km/h)

Travel speed is above the typical figure.

Maximum torque

Low

571 lb-ft (774 Nm)
Low 460 lb-ft (624 Nm)Typical 778 lb-ft (1,055 Nm)High 1,306 lb-ft (1,771 Nm)

Maximum torque is well below the typical figure.

Transport width

Below average

8.03 ft (2.45 m)
Low 5.92 ft (1.8 m)Typical 9.05 ft (2.76 m)High 14.2 ft (4.32 m)

Transport width is below the typical figure.

Transport height

Average

10.9 ft (3.33 m)
Low 10 ft (3.06 m)Typical 11.3 ft (3.43 m)High 13.5 ft (4.1 m)

Transport height is close to the typical figure.

Visual overview

Key measurements

Overall size

The main published dimensions shown together at a glance.

Transport length27.1 ft (8.27 m)
Transport height10.9 ft (3.33 m)
Transport width8.03 ft (2.45 m)
Equipment

Features & equipment

Published equipment and feature availability for this model.

Air conditioningNO
Bilateral Levelling AutomaticNO
Diesel particulate filterNO
Front BladeNO
Rear RipperNO
Overview

Model information

Manufacturer Caterpillar
Model 120k grader
Model year / production 2017-2026
Full specifications

Technical details

Performance

Engine power125 hp (93 kW)
Maximum torque571 lb-ft (774 Nm)
Engine speed at max torque1,000 rpm
Travel speed29.5 mph (47.5 km/h)

Dimensions

Mouldboard Width12.1 ft (3.7 m)
Transport height10.9 ft (3.33 m)
Transport length27.1 ft (8.27 m)
Transport width8.03 ft (2.45 m)
Outside turning radius24 ft (7.3 m)

Capacity & weight

Weight31,614 lb (14.3 t)

Engine & drivetrain

Cylinder bore × stroke105×127 mm
Displacement1.9 US gal (7.2 L)
Emission levelU.S. EPA Tier 3 / EU IIIA or Tier 2 / EU II
Engine manufacturerCaterpillar
Engine typeC7 Acert
Number of cylinders6.0

Setup & fitment

Standard tyres13.00 -24 12PR (G-2

Features

Air conditioningNo
Diesel particulate filterNo

Other specifications

Bilateral Levelling AutomaticNo
Front BladeNo
Rear RipperNo