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Current number of specifications

John Deere 648G Series III Skidder

Selected Dimensions

A. Overall Length25.6 ft in7814 mm
B. Overall Width10.6 ft in3230 mm
C. Height to Top of Cab9.9 ft in3030 mm
D. Wheelbase11.3 ft in3430 mm
E. Ground Clearance2 ft in615 mm
F. Max Height of Boom12.1 ft in3680 mm
G. Height of Grapple from Ground4.5 ft in1376 mm
H. Reach of Grapple at Ground Level5 ft in1536 mm
I. Tong Opening at Tips9.6 in2921 mm


Number of Cylinders6
Gross Power171 hp128 kw
Power Measured @2200 rpm
Peak Torque521 lb ft706 Nm
Torque Measured @1400 rpm
Displacement414 cu in6.8 L
Operating Weight31975 lb14534 kg
Fuel Capacity83 gal313 L
Cooling System Fluid Capacity9 gal34 L
Engine Oil Capacity5 gal18.9 L
Front Diff Fluid Capacity7.5 gal28.4 L
Rear Diff Fluid Capacity7.5 gal28.4 L
Transmission Fluid Capacity7.8 gal29.3 L
Hydraulic System Fluid Capacity14.3 gal54 L
Operational Voltage12 V
Alternator Supplied Amperage120 amps
Axle Oscillation30 degrees
Steering Angle90 degrees
Tire Size30.5-32
Typedirect-drive power shift
Number of Forward Gears8
Number of Reverse Gears7
Max Speed - Forward13.6 mph21.9 km/h
Max Speed - Reverse10.2 mph16.4 km/h
Pump Typevariable-displacement axial piston
Pump Flow42 gal/min159 L/min
Relief Valve Pressure3000 psi20684 kPa
Overall Width10.6 ft in3230 mm
Blade Width7.2 ft in2184 mm
Height to Top of Cab9.9 ft in3030 mm
Max Blade Height51.6 in1310 mm
Wheelbase11.3 ft in3430 mm
Ground Clearance2 ft in615 mm
Overall Length23.7 in7230 mm
Height of Grapple From Ground3 ft in908 mm
Reach of Grapple at Ground Level7.4 ft in2243 mm
Max Height of Boom10.5 ft in3195 mm
Tong Opening at Tips9.6 ft in2921 mm
Grapple Capacity - tongs tip to tip10.4 ft20.97 m2
Overall Length25.6 ft in7814 mm
Height of Grapple From Ground4.5 ft in1376 mm
Reach of Grapple at Ground Level5 ft in1536 mm
Max Height of Boom12.1 ft in3680 mm
Tong Opening at Tips9.6 in2921 mm
Grapple Capacity - tongs tip to tip10.4 ft20.97 m2
Drum Diameter8 in203.2 mm
Cable Width0.63 in15.8 mm
Drum Capacity at Cable Width254 ft in77.4 m
Max Line Pull - bare drum43449 lb193 kN
Max Line Speed142 ft/min43.2 m/min