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Skidders<br />

540G-III Cable / 548G-III Grapple<br />

540G-III Cable / 548G-III Grapple<br />

ENGINE<br />

Engine displacement<br />

Gross horsepower @ rated speed<br />

Gross horsepower — peak<br />

Additional features<br />

John Deere PowerTech 6068H<br />

414 cu. in. 6.8 L<br />

129 hp 96 kW<br />

132 hp 98 kW<br />

Turbocharged<br />

Engine cold-start system: ether starting aid (optional)<br />

Air cleaner: dual stage with safety element and dust unloader valve<br />

Slope operation, maximum angle: 45 deg.<br />

TRANSMISSION<br />

Direct drive<br />

Number of gears:<br />

Forward 8<br />

Reverse 7<br />

Maximum travel speed (mph)<br />

with 28L-26 tires<br />

@ 2,200 rpm<br />

Forward travel speed<br />

1.5–12.3 mph 2.4–19.8 km/h<br />

Reverse travel speed<br />

1.5–9.3 mph 2.4–15.0 km/h<br />

AXLES<br />

STEERING<br />

BRAKES<br />

Standard features:<br />

Service brakes<br />

Parking brake<br />

HYDRAULICS<br />

Reservoir size<br />

Main pump:<br />

Type<br />

Maximum rated fl ow<br />

Maximum rated pressure<br />

Grapple control<br />

Optional<br />

FUEL CAPACITIES<br />

Cable<br />

Grapple<br />

COOLING<br />

Front axle oscillation, stop to stop: 30 deg.<br />

Final drive: heavy-duty planetary, mounted inboard<br />

Differential pressure: 270 psi 1861 kPa<br />

Power, fully hydraulic, Orbitrol valve<br />

Articulation angle: 45 deg. each direction<br />

Inboard-mounted, wet disc, oil cooled, self-adjusting, and self-equalizing front and rear axles<br />

Automatically spring-applied, hydraulically released, sealed and lubricated, wet multi-disc,<br />

integrally mounted in transmission<br />

12.2 gal. 46 L<br />

Variable-displacement axial piston<br />

29 gpm 110 L/min.<br />

3,000–3,100 psi 20 684–21 374 kPa<br />

Joystick-pilot<br />

Mechanical<br />

41 gal. 155 L<br />

50 gal. 189 L<br />

Fan drive: belt/fi xed blades<br />

4<br />

5

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