John Deere 748G Series III
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Contents:
Dimensions
| Overall Length | 25.47 ft in (7763 mm) |
| Overall Width | 10.63 ft in (3230 mm) |
| Height To Top Of Cab | 10.26 ft in (3130 mm) |
| Ground Clearance | 1.97 ft in (599 mm) |
| Wheelbase | 12.08 ft in (3680 mm) |
| Max Height Of Boom | 12.41 ft in (3781 mm) |
| Reach Of Grapple At Ground Level | 5.08 ft in (1547 mm) |
| Tong Opening At Tips | 10.42 in (3175 mm) |
| Height Of Grapple From Ground | 4.37 ft in (1331 mm) |
| Max Blade Height | 59.04 in (1500 mm) |
| Cable Width | 0.63 in (15.8 mm) |
| Drum Capacity At Cable Width | 254 ft in (77.41 m) |
| Drum Diameter | 8 in (203.2 mm) |
| Grapple Capacity - Tongs Tip To Tip | 12.5 ft2 (1.16 m2) |
| Blade Width | 9.67 ft in (2964 mm) |
| Max Line Pull - Bare Drum | 50458 lb (224 kN) |
| Max Line Speed | 142 ft/min (43.2 m/min) |
Engine
| Number Of Cylinders | 6 |
| Engine Make | 2240 |
| Engine Model | 6081H |
| Gross Power | 177 hp (132 kw) |
| Power Measured @ | 2200 rpm |
| Peak Torque | 596 lb ft (808 Nm) |
| Torque Measured @ | 1400 rpm |
| Displacement | 494 cu in (8.1 L) |
| Aspiration | turbocharged |
Operational
| Operating Weight | 34310 lb (15595 kg) |
| Fuel Capacity | 83 gal (313 L) |
| Cooling System Fluid Capacity | 7.5 gal (28.4 L) |
| Engine Oil Capacity | 6.3 gal (23.7 L) |
| Front Diff Fluid Capacity | 7.5 gal (28.4 L) |
| Rear Diff Fluid Capacity | 7.5 gal (28.4 L) |
| Transmission Fluid Capacity | 7.8 gal (29.3 L) |
| Hydraulic System Fluid Capacity | 11 gal (41.6 L) |
| Operational Voltage | 12 V |
| Alternator Supplied Amperage | 120 amps |
| Axle Oscillation | 30 degrees |
| Steering Angle | 90 degrees |
| Tire Size | 30.5x32 |
Transmission
| Transmission Type | direct-drive power shift |
| Number Of Forward Gears | 8 |
| Number Of Reverse Gears | 7 |
| Max Speed - Forward | 15.2 mph (24.5 km/h) |
| Max Speed - Reverse | 10.2 mph (16.4 km/h) |
Hydraulic
| Pump Type | variable-displacement axial-piston |
| Pump Flow | 42 gal/min (159 L/min) |
| Relief Valve Pressure | 3000 psi (20684 kPa) |
