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| MANUFACTURER |
John Deere |
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| MODEL |
643J Wheeled Feller Buncher |
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| DATE OF SPECIFICATION |
Feb-06 |
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| ENGINE |
|
|
| Manufacturer/Model |
John Deere / 6068H |
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| Gross Power hp (kW) @ Rated rpm |
174 (130) @ 2200 |
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| Net Power hp (kW) @ Rated rpm |
Not published |
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| # Cylinders and Displacement cu in. (L) |
6 - 414 (6.8) |
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| Gross Torque lb-ft @ rpm |
Not published |
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| Net Torque lb-ft @ rpm |
634 (860) @ 634 |
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| ELECTRICAL Volts / Alternator amps |
12 / 95 |
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| TRANSMISSION |
|
|
| Type |
Hydrostatic |
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| Speed Ranges |
Infinite |
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| Forward |
12.5 (20.1) |
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| Reverse |
12.5 (20.1) |
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| DIFFERENTIALS |
|
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| Planetaries, inboard or outboard |
Inboard planetary |
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| Front Traction Device |
Locking std |
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| Rear Traction Device |
Locking std |
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| Total Oscillation, stop to stop, degrees |
Not published |
|
| Oscillation at axle or frame pivot |
Not published |
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| STEERING |
|
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| Steering type Articulated/Tricycle Rear |
Articulated |
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| Articulated Frame Steer, Total degrees |
45ยบ |
|
| SERVICE BRAKES, Type and location |
Oil (wet) disc -Inboard |
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| PARKING BRAKE, Type and location |
Oil (wet) disc -Driveline |
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| HYDRAULIC SYSTEM |
|
|
| Pump Type |
Variable axial-piston |
|
| Pump Flow gpm (L/min.) |
Not published |
|
| System Pressure psi (kPa) |
Not published |
|
| TIRES |
|
|
| Number of wheels |
4 |
|
| Standard Front Tire |
28L-26 |
|
| Optional Tire |
30.5-32 |
|
| Optional Tire |
None |
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| Optional Tire |
None |
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| CUTTING HEAD ATTACHMENTS |
|
|
| Standard Saw/Shear Make and Model |
John Deere FD22B |
|
| Capacity, Tree dia. in. (mm) |
22" (560) |
|
| Type: Disc Saw, Chain Saw, Shear |
Disc saw |
|
| Description |
Felling |
|
| Optional Saw/Shear Make and Model |
John Deere FD45 |
|
| Capacity, Tree dia. in. (mm) |
20" (510) |
|
| Type: Disc Saw, Chain Saw,Shear |
Disc saw |
|
| Description |
Felling |
|
| Optional Saw/Shear Make and Model |
John Deere FB20 |
|
| Capacity, Tree dia. in. (mm) |
20" (510) |
|
| Type: Disc Saw, Chain Saw, Shear |
Shear |
|
| Description |
Felling |
|
| DIMENSIONS with STANDARD SAW |
|
|
| Wheelbase, Std. in. (mm) |
110" (2790) |
|
| Wheeltread, Std Tires, in. (mm) |
Not published |
|
| Width over Std Tires, in. (mm) |
114" (2900) |
|
| Overall Lenth, ft-in. (mm) |
24' 2" (7370) |
|
| Height to top of cab/canopy, ft-in. (mm) |
10' 6" (3200) |
|
| Max Height of saw head pin ft-in. (mm) |
8' 0.3" (2450) |
|
| Ground Clearance in. (mm) |
20" (510) |
|
| CAPACITIES |
|
|
| Fuel Tank gal (L) |
84 (318) |
|
| Hydraulic Reservoir gal (L) |
70 (265) |
|
| OPERATING WEIGHT |
|
|
| With attachment lb (kg) |
34,630 (15708) |
|
| Less attachment lb (kg) |
27,990 (12696) |
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Specifications are based on published information at the time of publication. Specifications are subject to change without notice.
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