Overview

Cat M Series Motor Graders have become the industry standard in operational efficiency and overall productivity. From building roads to maintaining them, M Series Motor Graders are designed to help you get more work done in less time. Unprecedented operator comfort and ease of service help to maximize your return on investment.

Engine

Units:

Base Power (1st gear) – Net	259.0 hp 193.0 kW
Engine Model	Cat® C11 ACERT™ VHP Cat® C11 ACERT™ VHP
Bore	5.1 in 130.0 mm
Stroke	5.5 in 140.0 mm
Speed @ Rated Power	1,800 rpm 1,800 rpm
Base Power (1st gear) – Net (Metric)	262.0 hp 193.0 kW
Maximum Torque (VHP Plus – Net)	1049.0 lb ft 1422.0 N·m
Torque Rise	21% 21%
VHP Plus Range – Net	193-221 kW (259-297 hp) 193-221 kW (259-297 hp)
VHP Plus Range – Net (Metric)	193-221 kW (262-301 hp) 193-221 kW (262-301 hp)
VHP Range – Net	193-205 kW (259-275 hp) 193-205 kW (259-275 hp)
VHP Range – Net (Metric)	193-205 kW (262-279 hp) 193-205 kW (262-279 hp)
Displacement	677.0 in3 11.1 L
Number of Cylinders	6 6
Derating Altitude	13000.0 ft 3962.0 m
Standard – Fan Speed – Maximum	1,450 rpm 1,450 rpm
Standard – Fan Speed – Minimum	550 rpm 550 rpm
Standard – Ambient Capability	109.0 ° F 43.0 ° C
High Ambient – Fan Speed – Maximum	1,650 rpm 1,650 rpm
High Ambient – Fan Speed – Minimum	550 rpm 550 rpm
High Ambient Capability	122.0 ° F 50.0 ° C

Power Train

Forward/Reverse Gears	8 Forward/6 Reverse 8 Forward/6 Reverse
Transmission	Direct drive, power shift, Countershaft Direct drive, power shift, Countershaft
Brakes – Service	Oil-actuated, oil-disc Oil-actuated, oil-disc
Brakes – Service, Surface Area	5347.0 in2 34500.0 cm2
Brakes – Parking	Spring applied, hydraulically released Spring applied, hydraulically released
Brakes – Secondary	Oil-actuated, oil-disc Oil-actuated, oil-disc

Hydraulic System

Circuit Type	Electro-hydraulic load sensing, closed center Electro-hydraulic load sensing, closed center
Pump Type	Variable piston Variable piston
Pump Output	74.0 gal/min 280.0 L/min
Maximum System Pressure	3500.0 psi 24150.0 kPa
Standby Pressure	450.0 psi 3100.0 kPa

Operating Specifications

Top Speed – Forward	31.3 mph 50.4 km/h
Top Speed – Reverse	24.7 mph 39.8 km/h
Turning Radius, Outside Front Tires	25.92 ft 7.9 m
Steering Range – Left/Right	47.5° 47.5°
Articulation Angle – Left/Right	20° 20°
Forward – 1st	2.7 mph 4.4 km/h
Forward – 2nd	3.7 mph 6.0 km/h
Forward – 3rd	5.4 mph 8.7 km/h
Forward – 4th	7.4 mph 12.0 km/h
Forward – 5th	11.5 mph 18.5 km/h
Forward – 6th	15.6 mph 25.1 km/h
Forward – 7th	21.5 mph 34.6 km/h
Forward – 8th	31.3 mph 50.4 km/h
Reverse – 1st	2.2 mph 3.5 km/h
Reverse – 2nd	4.0 mph 6.5 km/h
Reverse – 3rd	5.9 mph 9.4 km/h
Reverse – 4th	9.1 mph 14.6 km/h
Reverse – 5th	17.0 mph 27.3 km/h
Reverse – 6th	24.7 mph 39.8 km/h

Service Refill

Fuel Capacity	130.0 gal 492.0 L
Cooling System	12.3 gal 46.5 L
Hydraulic System – Tank	16.9 gal 64.0 L
Engine Oil	7.9 gal 30.0 L
Transmission/Differential/Final Drives	23.5 gal 89.0 L
Tandem Housing (each)	28.0 gal 106.0 L
Front Wheel Spindle Bearing Housing	0.2 gal 0.9 L
Circle Drive Housing	2.6 gal 10.0 L

Frame

Drawbar – Width	3.0 in 76.2 mm
Circle – Diameter	71.8 in 1822.0 mm
Circle – Blade Beam Thickness	2.0 in 50.0 mm
Drawbar – Height	8.0 in 203.2 mm
Front Frame Structure – Height	16.0 in 406.4 mm
Front Frame Structure – Thickness	0.6 in 15.9 mm
Front Frame Structure – Width	12.0 in 304.8 mm
Front Axle – Height to Center	25.2 in 640.0 mm
Front Axle – Wheel Lean, Left/Right	17.1° 17.1°
Front Axle – Total Oscillation per Side	32° 32°

Tandems

Height	24.3 in 616.0 mm
Width	8.4 in 214.0 mm
Sidewall Thickness – Inner	0.8 in 20.0 mm
Sidewall Thickness – Outer	0.8 in 20.0 mm
Drive Chain Pitch	24.2 in 57.0 mm
Wheel Axle Spacing	65.0 in 1656.0 mm
Tandem Oscillation – Front Up	15° 15°
Tandem Oscillation – Front Down	25° 25°

Moldboard

Blade Width	14.0 ft 4.3 m
Moldboard – Height	27.0 in 688.0 mm
Moldboard – Thickness	1.0 in 25.0 mm
Arc Radius	16.3 in 413.0 mm
Throat Clearance	4.6 in 117.0 mm
Cutting Edge – Width	8.0 in 203.0 mm
Cutting Edge – Thickness	0.6 in 16.0 mm
End Bit – Width	6.0 in 152.0 mm
End Bit – Thickness	0.6 in 16.0 mm
Blade Pull - Base	31123.0 lb 14117.0 kg
Blade Pull - Maximum	40460.0 lb 18352.0 kg
Down Pressure - Base	22318.0 lb 10123.0 kg
Down Pressure - Maximum	36734.0 lb 16662.0 kg
Moldboard – Width	14.0 ft 4.3 m
Width	14.0 ft 4.3 m

Blade Range

Circle Centershift – Right	20.5 in 520.0 mm
Circle Centershift – Left	25.5 in 650.0 mm
Moldboard Sideshift – Right	31.1 in 790.0 mm
Moldboard Sideshift – Left	29.1 in 740.0 mm
Maximum Blade Position Angle	65° 65°
Blade Tip Range – Forward	40° 40°
Blade Tip Range – Backward	5° 5°
Maximum Shoulder Reach Outside of Tires – Right	89.7 in 2279.0 mm
Maximum Shoulder Reach Outside of Tires – Left	85.4 in 2169.0 mm
Maximum Lift above Ground	16.5 in 419.0 mm
Maximum Depth of Cut	17.3 in 438.0 mm

Ripper

Ripping Depth – Maximum	15.8 in 401.0 mm
Ripper Shank Holders	7 7
Shank Holder Spacing – Minimum	15.0 in 373.0 mm
Shank Holder Spacing – Maximum	19.0 in 472.0 mm
Penetration Force	27222.0 lb 12348.0 kg
Pryout Force	28146.0 lb 12767.0 kg
Machine Length Increase, Beam Raised	45.5 in 1156.0 mm

Weights

Operating Weight – Typically Equipped	53738.0 lb 24375.0 kg
Gross Vehicle Weight – Typically Equipped	53738.0 lb 24375.0 kg
Gross Vehicle Weight – Maximum – Front Axle	20816.0 lb 9442.0 kg
Gross Vehicle Weight – Maximum – Rear Axle	44957.0 lb 20392.0 kg
Gross Vehicle Weight – Base – Front Axle	12648.0 lb 5737.0 kg
Gross Vehicle Weight – Base – Rear Axle	34582.0 lb 15686.0 kg
Gross Vehicle Weight – Maximum – Total	65773.0 lb 29834.0 kg
Gross Vehicle Weight – Base – Total	47230.0 lb 21423.0 kg
Gross Vehicle Weight – Typically Equipped – Front Axle	13704.0 lb 6216.0 kg
Gross Vehicle Weight – Typically Equipped – Rear Axle	40034.0 lb 18159.0 kg
Gross Vehicle Weight – Typically Equipped – Total	53738.0 lb 24375.0 kg

Dimensions

Height – Top of Cab Product Link (cellular)	148.0 in 3747.0 mm
Length – Push Plate to Ripper Retracted	419.0 in 10632.0 mm
Height – Top of Cab	139.0 in 3535.0 mm
Length – Counterweight to Ripper	429.0 in 10896.0 mm
Width – Outside Front Tires	110.0 in 2801.0 mm
Length – Front Axle to Mid Tandem	258.0 in 6559.0 mm
Length – Front Tire to Rear of Machine	368.0 in 9349.0 mm
Length – Front Axle to Moldboard	112.0 in 2840.0 mm
Length – Between Tandem Axles	62.2 in 1656.0 mm
Width – Outside Rear Tires	110.0 in 2801.0 mm
Width – Tire Center Lines	93.1 in 2366.0 mm
Height – Front Axle Center	24.8 in 630.0 mm
Height to Exhaust Stack	128.0 in 3245.0 mm
Height to Top of Cylinders	112.0 in 2835.0 mm
Ground Clearance at Rear Axle	14.5 in 369.0 mm

Standards

Brakes	ISO 3450 ISO 3450
ROPS/FOPS	ISO 3471/ISO 3449 ISO 3471/ISO 3449
Sound	ISO 6394/ISO 6395 ISO 6394/ISO 6395
Steering	ISO 5010:1992 ISO 5010:1992

Net Power: VHP

Gear: Forward – 1st	259.0 hp 193.0 kW
Gear: Forward – 2nd	265.0 hp 197.0 kW
Gear: Forward – 3rd	270.0 hp 201.0 kW
Gear: Forward – 4th	275.0 hp 205.0 kW
Gear: Forward – 5th	275.0 hp 205.0 kW
Gear: Forward – 6th	275.0 hp 205.0 kW
Gear: Forward – 7th	275.0 hp 205.0 kW
Gear: Forward – 8th	275.0 hp 205.0 kW
Gear: Reverse – 1st	259.0 hp 193.0 kW
Gear: Reverse – 2nd	265.0 hp 197.0 kW
Gear: Reverse – 3rd – 6th	270.0 hp 201.0 kW

Net Power: VHP Plus

Gear: Forward – 1st	259.0 hp 193.0 kW
Gear: Forward – 2nd	265.0 hp 197.0 kW
Gear: Forward – 3rd	270.0 hp 201.0 kW
Gear: Forward – 4th	275.0 hp 205.0 kW
Gear: Forward – 5th	281.0 hp 209.0 kW
Gear: Forward – 6th	286.0 hp 213.0 kW
Gear: Forward – 7th	291.0 hp 217.0 kW
Gear: Forward – 8th	297.0 hp 221.0 kW
Gear: Reverse – 1st	259.0 hp 193.0 kW
Gear: Reverse – 2nd	265.0 hp 197.0 kW
Gear: Reverse – 3rd – 6th	270.0 hp 201.0 kW