John Deere 6403 Specs ( 2002-2008 )
Production
| Description | Utility tractor / Built in Saltillo, Mexico / Original price was $30,942 in 2004 with 2WD |
|---|---|
| Manufacturer | John Deere |
Engine
| Engine type | John Deere 4.5L 4-cyl diesel |
|---|---|
| Fuel tank | 41.7 gal (157.8 L) |
| Bore/Stroke | 4.19x5.00 inches (106 x 127 mm) |
| Compression | 17:1 |
| Coolant capacity | 14.3 qts (13.5 L) |
| Description | John Deere / turbocharged diesel / 4-cylinder / liquid-cooled |
| Displacement | 276 ci (4.5 L) |
| Firing order | 1-3-4-2 |
| Oil capacity | 13 qts (12.3 L) |
| Power | 102 hp (76.1 kW) |
| Rated RPM | 2100 |
| Starter volts | 12 |
| Drawbar (tested) | 72.87 hp (54.3 kW) |
| PTO (claimed) | 85 hp (63.4 kW) |
| PTO (tested) | 89.43 hp (66.7 kW) |
Transmission
| Clutch | 305mm cerametalic dry disc |
|---|---|
| Description | Three gears (1-3), plus reverse, (R) in three ranges (A-C). Gear shifts are synchronized. Tractor must be stopped to shift range. |
| Gears | 9 forward and 3 reverse |
| Transmission | Top Shaft Synchronized (TSS) |
| Transmission type | 9-speed partially synchronized |
| Type | partially synchronized |
Mechanical
| Cab | Two-post folding ROPS. ComfortVantage Cab optional. |
|---|---|
| Description | Power steering / Mechanical wet disc brakes |
| Differential lock | mechanical rear |
| Drive type | Two- or four-wheel drive |
| Final drives | inboard planetary |
Hydraulics
| Pressure | 2750 psi (189.6 bar) |
|---|---|
| Pump flow | 12.1 gpm (45.8 lpm) |
| Rear valves | 2 or 3 |
| Total flow | 15 gpm (56.8 lpm) |
| Type | open center |
Hitch
| Control | mechanical lower-link draft sensing |
|---|---|
| Rear lift (at 24"/610mm) | 4828 lbs (2189 kg) |
| Rear Type | II |
PTO
| Clutch | dry disc |
|---|---|
| Engine RPM | 540@2100 |
| Rear PTO | independent |
| Rear PTO Type | 540/1000 |
Electrical
| Battery CCA | 925 |
|---|---|
| Battery volts | 12 |
| Charging amps | 65 |
| Charging system | alternator |
| Ground | negatve |
Dimensions & Tires
| 2WD Front tread | 58.7 to 80.4 inches (149 to 204 cm) |
|---|---|
| 2WD Length | 162.4 inches (412 cm) |
| 2WD Wheelbase | 91.3 inches (231 cm) |
| 4WD Front tread | 59.7 to 79.4 inches (151 to 201 cm) |
| 4WD Length | 163.1 inches (414 cm) |
| 4WD Wheelbase | 90.9 inches (230 cm) |
| Flanged rear axle | 65.8 inch length (1671 mm) |
| Rear tread | 59.5 to 79.4 inches (151 to 201 cm) |
| Width | 73 inches (rear fenders) (185 cm) |
| 2WD Wheelbase | 91.3 inches (231 cm) |
| 4WD Wheelbase | 90.9 inches (230 cm) |
| Front tire | 10.00-16 |
| Rear tire | 18.4-34 |
| Weight | 7695 to 8987 pounds |
| Standard tires (ag) | Front: 10.00-16. Rear: 18.4-34 |
6403 Serial Number Location
| Description | Serial number plate on the right side of the tractor frame, above the front axle. |
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6403 Serial Numbers
| 2002 | 1339 |
|---|---|
| 2003 | 1557 |
| 2004 | 2129 |
| 2005 | 2621 |
| 2006 | 3762 |
| 2007 | 5342 |
| Description | FAQ: How to read a serial number table. |
John Deere 6403 Height
| 2WD Hood | 68.3 inches (173 cm) |
|---|---|
| 4WD Hood | 67.9 inches (172 cm) |
| Exhaust | 113.5 inches (288 cm) |
| Height (Folded ROPS) | 81.4 inches (206 cm) |
| ROPS | 108.7 inches (276 cm) |
| Steering wheel | 80.3 inches (203 cm) |
John Deere 6403 Weight
| 2WD Cab Shipping | 8580 lbs (3891 kg) |
|---|---|
| 2WD ROPS Shipping | 7695 lbs (3490 kg) |
| 4WD Cab Shipping | 8987 lbs (4076 kg) |
| 4WD ROPS Operating | 8750 lbs (3969 kg) |
| 4WD ROPS Shipping | 8130 lbs (3687 kg) |
| Ballasted | 11515 lbs (5223 kg) |
OCED Tractor Test 1808
| Description | Diesel 9-speed 4WDSeptember 10 - 23, 2002Link: OCED Tractor Test 1808 file / PTO performance / Drawbar performance |
|---|---|
| Fuel use | 5.1 gal/hour (19.3 l/hour) / 5.1 gal/hour (19.3 l/hour) / 5.2 gal/hour (19.7 l/hour) |
| Max power | 89.43 hp (66.7 kW) / 72.87 hp (54.3 kW) |
| Power at rated engine speed | 86.77 hp (64.7 kW) |
| Power at rated PTO speed | 88.09 hp (65.7 kW) |
References
| Description | 6003 Series published in 2005, by John Deere / Operator's Manual 6403 and 6603 Tractors (OMRE226033) published in 2009 |
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