Gehl 4640 Skid Steer Specifications

The Gehl 4640 skid steer loader is powered by 142.1 cubic inches (2.3 L) Deutz BF3M2011 three-cylinder direct injection turbocharged liquid-cooled diesel engine with a rated power of 60 hp (44.7 kW) at 2500 rpm. The Gehl 4640 is equipped with a single-speed or two-speed hydrostatic transmission and 10x16.5-8 or 12x16.5-10 tires. The hydraulic system has a pump with fluid flow rate of 19 gpm (72 lpm). The hydraulic pressure is 3000 psi (207 bar). The skid steer loader has a rated operating capacity of 1500 lbs (680 kg) and tipping load of 3000 lbs (1360 kg). The lift height is 115.5 inches (2935 mm) to hinge pin, and dump height is 89.5 inches (2275 mm).

Engine Specs

Engine Model ...................... Deutz BF3M2011 Turbo
Engine Type ...................... Vertical 3-cylinder liquid-cooled diesel
Number of Cylinders ...................... Three
Displacement, cu.in (L) ...................... 142.1 (2.33)
Cylinder Bore, in (mm) ...................... 3.70 (94.0)
Piston Stroke, in (mm) ...................... 4.41 (112.0)
Aspiration ...................... Turbocharged
Rated Engine Power, hp (kW) ...................... 60.0 (44.7)
Rated Engine Speed, rpm ...................... 2500
Maximum Torque, Nm (lb-ft) ...................... 190 (140)
Torque Speed, rpm ...................... 1600
Compression Ratio ...................... 19:1
Firing Order ...................... 1-2-3
Fuel System ...................... Direct injection
Lubrication System ...................... Pressure lubrication with filter
Fuel Tank Capacity, gal (L) ...................... 15.0 (57.0)
Oil Capacity, qts (L) ...................... 8.4 (7.9)
Valve Clearance (Inlet), in (mm) ...................... 0.012-0.016 (0.30-0.40)
Valve Clearance (Exhaust), in (mm) ...................... 0.020-0.024 (0.50-0.60)
Electrical System Rating, Volts ...................... 12
Charging System ...................... Alternator
Alternator Rating, Amps ...................... 95

Drive Train

Drive System Type ...................... Servo-controlled hydrostatic drive
Number of Gears (Std) ...................... Single
Number of Gears (Opt) ...................... Two (high/low)
Chain Drive Type ...................... 80 roller chain
Tire Size (Std) ...................... 10x16.5-8
Tire Size (Opt) ...................... 12x16.5-10
Chaincase Capacity, qts (L) ...................... 8.0 (7.5)
Travel Speed (Std), mph (kph) ...................... 8.8 (14.2)
Travel Speed (Opt), mph (kph) ...................... 14.1 (22.5)

Hydraulic System

Hydraulic System Type ...................... Open center
Pump Flow (Std), gpm (Lpm) ...................... 19.0 (72.0)
Pump Flow (Opt), gpm (Lpm) ...................... 30.0 (113.7)
System Pressure, Bar (psi) ...................... 190 (2750)
Hydraulic Capacity, gal (L) ...................... 12.0 (45.0)
Number of Valves ...................... 3

Loader Performance

Rated Operating Capacity, lbs (kg) ...................... 1500 (680)
Tipping Load, lbs (kg) ...................... 3000 (1360)

Dimensions and Weight

Wheelbase (Nominal), in (mm) ...................... 37.5 (955)
Height (Operator Cab), in (mm) ...................... 78 (1980)
Height (Boom Raised), in (mm) ...................... 149 (3785)
Length (w/o Bucket), in (mm) ...................... 89.8 (2290)
Length (Bucket On Ground), in (mm) ...................... 122.8 (3120)
Width (w/o Bucket), in (mm) ...................... 63.5 (1615)
Height to Hinge Pin (Fully Raised), in (mm) ...................... 115.5 (2935)
Dump Angle At Max Height, deg ...................... 40
Dump Height (Fully Raised), in (mm) ...................... 89.5 (2275)
Dump Reach At Max Height, in (mm) ...................... 25 (635)
Rollback Angle At Ground Level, deg ...................... 27
Rollback Angle At Max Height, deg ...................... 86
Departure Angle, deg ...................... 25
Grading Angle, deg ...................... 91
Bucket Width, in (mm) ...................... 65 (1650)
Ground Clearance, in (mm) ...................... 7.5 (190)
Turning Radius (w/Bucket), in (mm) ...................... 74.5 (1890)
Shipping Weight, lbs (kg) ...................... 5700 (2590)
Operating Weight, lbs (kg) ...................... 6200 (2820)