Tractors > John Deere > 6403

John Deere 6403



John Deere 6403 tractor photo
2002 - 2008
6003 Series
Utility tractor
Series map:
6403
6603
102.0hp
112.0hp
Production
ManufacturerJohn Deere
Utility tractor
Built in Saltillo, Mexico
Original price was $30,942 in 2004 with 2WD
John Deere 6403 Engine
John Deere 4.5L 4-cyl diesel
Fuel tank41.7 gal
157.8 L
Engine details ...
John Deere 6403 Transmission
9-speed partially synchronized
Transmission details ...
John Deere 6403 Power
Engine102 hp
76.1 kW
PTO (claimed)85 hp
63.4 kW
Drawbar (tested)72.87 hp
54.3 kW
PTO (tested)89.43 hp
66.7 kW
Performance test details ...
Mechanical
Two- or four-wheel drive
Final drivesinboard planetary
Differential lockmechanical rear
Power steering
Mechanical wet disc brakes
Two-post folding ROPS. ComfortVantage Cab optional.
Photos
No photos of the John Deere 6403 are currently available. To submit yours, email it to Peter@TractorData.com. Photos may only be used with the permission of the original photographer.
Hydraulics
Typeopen center
Pressure2750 psi
189.6 bar
Rear valves2 or 3
Pump flow12.1 gpm
45.8 lpm
Total flow15 gpm
56.8 lpm
Tractor hitch
Rear TypeII
Controlmechanical lower-link draft sensing
Rear lift (at 24"/610mm)4828 lbs
2189 kg
Power Take-off (PTO)
Rear PTOindependent
Clutchdry disc
Rear PTO Type540/1000
Engine RPM540@2100
 1000@2100
Dimensions & Tires
2WD Wheelbase91.3 inches
231 cm
4WD Wheelbase90.9 inches
230 cm
Weight7695 to 8987 pounds
Front tire10.00-16
Rear tire18.4-34
Full dimensions and tires ...
6403 Serial Number Location
John Deere 6403 serial number location
Serial number plate on the right side of the tractor frame, above the front axle.
6403 Serial Numbers
20021339
20031557
20042129
20052621
20063762
20075342

FAQ: How to read a serial number table.
Electrical
Groundnegatve
Charging systemalternator
Charging amps65
Battery CCA925
Battery volts12
References
6403 references literature
6003 Series published in 2005, by John Deere
Operator's Manual 6403 and 6603 Tractors (OMRE226033) published in 2009
Page information
Peter Easterlund - owner of TractorData.com
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Peter Easterlund - owner/author
Email: Peter@TractorData.com
Updated on April 20, 2022
http://techpubs.deere.com/ - Official operator manuals for purchase or download from Deere.
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