Tractor · 1973Unverified
John Deere 4630
John Deere 4630 — Generation II Series · 151 hp. Reference specifications; pending source verification.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
151 hp
Max power
95.4 kW
Weight
7371 kg
Hover a source tag to verify
Overview
ManufacturerJohn DeereReference
Row-Crop tractorReference
Built in Waterloo, Iowa, USAReference
Original price was $27,080 in 1977Reference
Drive4x2 2WDReference
Drive4x4 HFWD 4WDReference
Final drivesplanetaryReference
Differential lockhydro-mechanical rearReference
Power steeringReference
Differential hydraulic wet disc brakesReference
Sound-Gard cab with air-conditioning standard.Reference
Engine
John Deere 6.6L 6-cyl dieselReference
Fuel tank246.0 LReference
Drawbar (tested)95.4 kWReference
John DeereReference
aftercooled turbocharged dieselReference
6-cylinderReference
liquid-cooled inline horizontal-shaftReference
Displacement6.6 LReference
Bore/Stroke108 x 121 mmReference
Air cleanerdry with secondary elementReference
Pre-heatingether injectionReference
Pre-heatingcoolant heaterReference
Compression16.0:1Reference
Rated RPM2200Reference
Firing order1-5-3-6-2-4Reference
StarterelectricReference
Starter volts12Reference
Oil capacity16.1 LReference
Coolant capacity34.1 LReference
Power at rated engine speed112.3 kWReference
Max power95.4 kWReference
Transmission
8-speed partially synchronizedReference
16-speed partial power shiftReference
8-speed full power shiftReference
TransmissionJohn Deere Syncro-RangeReference
Typepartially synchronizedReference
Gears8 forward and 2 reverseReference
Clutchhydraulic wet discReference
Four shift stations with two gears each, plus reverse gear in the first two shift stations. Tractor must be stopped, and clutch used, to shift between stations. Once in a shift station the tractor may be shifted on the move, using the clutch, between the gears in that station.Reference
TransmissionJohn Deere Quad-RangeReference
Typepartial power shiftReference
Gears16 forward and 6 reverseReference
Four gears (1-4) in four ranges (A-D). Power shift between gears 1-2 and 3-4 in each range with a synchronized shift (using clutch) between 2-3. Tractor must be stopped to shift range.Reference
TransmissionJohn Deere Power ShiftReference
Typefull power shiftReference
Gears8 forward and 4 reverseReference
Clutchhydraulic wet discsReference
PTO & Hydraulics
PTO (claimed)111.9 kWReference
PTO (tested)112.3 kWReference
Typeclosed centerReference
Valves1 to 3Reference
Rear TypeIII/IIINReference
Rear lift2385 kgReference
Rear PTOindependentReference
Rear PTO Type1000 (1.375)Reference
Dimensions
Wheelbase286 cmReference
Weight7371 kgReference
Front tire10.00-16Reference
Rear tire18.4-38Reference
Ag front10.00-16Reference
Ag rear18.4-38Reference
Ag front14L-16AReference
Ag front11.00-16Reference
Ag front9.50-20Reference
Ag rear24.5-32Reference
Ag rear20.8-38Reference
Length434 cmReference
Height (steering wheel)237 cmReference
Height (cab)296 cmReference
Operating weight7371 kgReference
Clearance (front axle)63 cmReference
Clearance (rear axle)71 cmReference
Clearance (drawbar)39 cmReference
Rack-and-pinion rear axle91 by 2438 mmReference
Rack-and-pinion rear axle91 by 2743 mmReference
Rack-and-pinion rear axle91 by 2997 mmReference
Rack-and-pinion rear axle100 by 2997 mmReference
Front tread142 to 212 cmReference
Front tread162 to 242 cmReference
Front tread182 to 223 cmReference
Rear tread152 to 268 cmReference
Rear tread152 to 299 cmReference
Rear tread152 to 325 cmReference
John Deere 4630 attachments
front-end loaderReference
4630 Serial Number Location
Serial number plate on the rear of the John Deere 4630, right side, above the PTO shaft.Reference
4630 Serial Numbers
19731000Reference
19747022Reference
197511717Reference
197618392Reference
197725794Reference
FAQ: How to read a serial number table.Reference
Electrical
GroundnegativeReference
Charging systemalternatorReference
Batteries2Reference
Battery volts6Reference
Test results
Diesel Power Shift 2WDOctober 13 - 24, 1972Link: Nebraska Tractor Test 1113 fileReference
PTO performanceReference
Fuel use36.3 l/hourReference
Drawbar performanceReference
Gear 4 used for power test.Reference
Max pull6567 kgReference
Gear 3 used for pull test.Reference
Speeds
With 18.4-38 rear tires.Reference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.