- Max Reach W/ Head: 25.92 ft / 7900.42 mm
- Overall Width: 7.83 ft / 2386.59 mm
- Wheelbase: 11.5 ft / 3505.2 mm
- Height To Top Of Cab: 11.83 ft / 3605.79 mm
Published dimensions and weight
John Deere 770D
The John Deere 770D is a harvester of about 11.5 t; its 4045HTJ engine is rated at 115.4 hp.
01Published dimensions and weight
Dimensions reference
Measurement reference — not to scale

01Dimensions referenceLength × width × height
02Operating Weight25460 lb11548.5 kg
03Selected published values24
Forestry harvesters are commonly used to fell, delimb and process trees at the stump. Published rows for John Deere 770D include published operating weight of 25460 lb / 11548.5 kg, published engine power of 115.4 hp / 86 kw, published maximum speed of 15.5 mph / 25 km/h. These values describe the published configuration; verify the specific machine's configuration, attachments and records.
- Compare the published “Max Reach W/ Head” field (25.92 ft / 7900.42 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Overall Width” field (7.83 ft / 2386.59 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Wheelbase” field (11.5 ft / 3505.2 mm) with the specific machine's configuration and records; options and condition can differ.
02Specifications
Published values, clearly grouped.
Published specifications and measurements are organized by section for quick reference.
Boom
Max Reach W/ Head25.92 ft7900.42 mm
Dimensions
Overall Width7.83 ft2386.59 mm
Wheelbase11.5 ft3505.2 mm
Height To Top Of Cab11.83 ft3605.79 mm
Undercarriage
Ground Clearance1.87 ft568.98 mm
Ground Pressure8.1 psi55.85 kPa
Engine
Number Of Cylinders44
Engine Make22402240
Engine Model4045HTJ4045HTJ
Gross Power115.4 hp86 kw
Power Measured @2000 rpm2000 rpm
Displacement275 cu in4.6 L
Max Torque367 lb ft497.6 Nm
Torque Measured @1300 rpm1300 rpm
AspirationTurbochargedTurbocharged
Operational
Operating Weight25460 lb11548.5 kg
Fuel Capacity66 gal249.9 L
Hydraulic System Fluid Capacity44.9 gal170 L
Cooling System Fluid Capacity8.2 gal31.1 L
Operating Voltage24 V24 V
Alternator Supplied Amperage140 amps140 amps
Max Speed15.5 mph25 km/h
Drive System
Tire Size - Front650 x 26.5, 12 PR TRS NK650 x 26.5, 12 PR TRS NK
Tire Size - Rear650 x 26.5 , 12 PR TRS NK650 x 26.5 , 12 PR TRS NK
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Manufacturer-published specifications.