WESTERN HUBER SALES
SPECS
LEGENDARY DEPENDABILITY HAS RETURNED
HUBER MAINTAINER
Get a closer look at the Huber Maintainer Grader, Model M-850-E, a reliable classic with new enhancements for the best in precision grading. Hubers now for sale at Western Huber Sales, distributing right across the United States.
AN ICONIC LEGEND RETURNS
Proven performance and legendary dependability has returned. Huber Maintainer is now available with the latest technology enhancements engineered to meet your precision grading requirements.
It’s several machines in one, unmatched in versatility and quality.
In addition to performing as a small motor grader, optional attachments make the MAINTAINER a cost effective solution for any job site.
Powerful Cummins 3.8 liter inline-4 Tier 4 Final engine provides maximum power without compromising fuel consumption.
Highly reliable heavy duty hydrostatic drive delivers smooth and powerful variable speed performance.
The Huber MAINTAINER M-850-E is truly a one-machine team! Check out the image gallery for a closer look.
HUBER MAINTAINER
Model M-850-E
Narrow, low-profile dimensions enable the MAINTAINER to maneuver and work in restricted areas where other machines can’t reach.
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Powerful Cummins Tier IV Final compliant diesel engine with no Diesel Emissions Fuel required.
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Hydrostatic drive makes operation easy and smooth. Road speed of more than 18 mph (29 km/hr.) enables the MAINTAINER to move along in traffic from one job site to another with ease.
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In addition to inherent dynamic braking, hydraulic wet disc brakes assure quick emergency stopping and holding, standard ROPS canopy (including seat belts) permits greater visibility.
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Designed for sit-down operation. Operator convenience features include:
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Rear-entry
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Low operator’s deck
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Four-way adjustable swivel seat
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Conveniently located control levers
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Other outstanding features include:
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Dual cylinder moldboard angle control
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Large fuel tank
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Heavy duty front and rear axles
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High CCA capacity, high reserve time battery
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Precision electronic engine throttle control
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Model M-850-E
MAINTAINER SPECIFICATIONS
ENGINE
Make
Size
Type
No.Cylinders
Bore
Stroke
Displacement
Rate BHP
Maximum Torque
RPM @ Peak Torque
RPM @ Rated BHP
Cummins
QSF3.8 Tier 4 Final
Electronic Fuel Injection
Inline 4
4.02 in [102 mm]
4.53 in [115 mm]
229 in3 [3.8 L]
74 HP [55 kw]
295 ft.-lbs. [400 Nm]
1500 RPM
2500 RPM
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FUEL SYSTEM
Fuel Grade
Tank Capacity
Fuel Filter
No 2 Diesel Fuel
22 gal [90 L]
Spin On/Off
COOLANT SYSTEM
Type
Radiator
Radiator Capacity
Thermal Protection
Suction Type
Full Flow
Pressure Type Filler
16.5 Qt. [15.6 L]
-25F [-32C]
ELECTRICAL SYSTEM
12VDC/950 CCA@ 0F [-18C]
105 Amps
Negative Ground (-)
Battery
Alternator
Polarity
STEERING SYSTEM
Type
Orbital Hydraulic Power
Wheels - front/rear
Type
Rims
Disc
Drop Center
TIRES – TUBE TYPE
Front – 8 Ply (Standard)
Front - 10 Ply (Optional)
Rear - 8 Ply (Standard)
Rear - 8 Ply (Optional)
11L X 16
11L X 16
23.1 – 26 R1 Lug Type
23.1 – 26 R3
Non-Directional
MOLDBOARD - Optional 9' or 10' Blade
Length
Width
Thickness
Maximum Angularity
Side Shift (Power)
Ground Clearance
Cutting Depth
Pitch Positions
Max. Reach Outside of Front Wheel Capacity
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Cutting Edge
9' / 10'
13.50 in [342.9 mm]
0.63 in [15.9 mm]
38 degrees R/L
19.25 in R/L[489.0mm]
13 in [330.2 mm]
9.50 in [342.9 mm]
3
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3 ft - 2 in [990.6mm]
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0.50in x 6 in x 9 ft[12.7mm x 152.4 mm x 743.2mm]
CONTROLS
Manual Control Valve
Hand Levers
Type
Method
Drawbar pull
4800 lbs [2175 kg]
Drawbar
SPEED – EQUAL FORWARD/REVERSE
0 – 8.5 mph [0 – 14.0 km/hr]
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0 – 20 mph [0 – 32.0 km/hr]
Low Range
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High Range
HYDROSTATIC TRANSMISSION
Variable Displacement Pump
Variable Displacement Motor
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Type
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Type
WEIGHTS
Total Weight
On Front Wheels
On Rear Wheels
Blade Pressure
10340 lbs [4690 kg]
3480 lbs [1579 kg]
6860 lbs [3111 kg]
7100 lbs [3220 kg]
HYDRAULIC SYSTEM
Oil Capacity (System)
Oil Capacity (Tank)
Pump Capacity
19.3 Gal [73.4 L]
15.8 Gal [60.0 L]
21.5 GPM [18.9 LPM]
REar axel
Axle Range
Final Reduction
Hi/Low Range
Planetary in Wheel Hubs
DIMENSIONS
Overall Length (A)
Overall Width w/o Blade (B)
Overall Width w Blade @ Max Angle (C): 9 ft [2743.2 mm]
Max Angle (C): 10 ft [3048 mm]
Overall Height w Canopy (D)
Wheelbase (E)
Tread – Front (F)
Tread – Rear (G)
Turning Radius
14 ft - 0 in [4267.2 mm]
7 ft - 5 in [2260.2 mm]
7 ft - 10 in [2387.6 mm]
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7 ft – 11.5 in [2425.7 mm]
8 ft – 11.5 in [2730.5 mm]
10 ft - 0 in [3048.0 mm]
5 ft – 0.50 in [1536.7 mm]
5 ft – 7.13 in [1704.9 mm]
19 ft - 6 in [5943.6 mm]