John Deere 4630 Specs ( 1973-1977 )
Production
| Description | Row-Crop tractor / Built in Waterloo, Iowa, USA / Original price was $27,080 in 1977 |
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| Manufacturer | John Deere |
Engine
| Engine type | John Deere 6.6L 6-cyl diesel |
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| Fuel tank | 65 gal (246.0 L) |
| Air cleaner | dry with secondary element |
| Bore/Stroke | 4.25x4.75 inches (108 x 121 mm) |
| Compression | 16.0:1 |
| Coolant capacity | 36 qts (34.1 L) |
| Description | John Deere / aftercooled turbocharged diesel / 6-cylinder / liquid-cooled inline horizontal-shaft |
| Displacement | 404 ci (6.6 L) |
| Firing order | 1-5-3-6-2-4 |
| Oil capacity | 17 qts (16.1 L) |
| Pre-heating | ether injection |
| Rated RPM | 2200 |
| Starter | electric |
| Starter volts | 12 |
| Drawbar (tested) | 127.92 hp (95.4 kW) |
| PTO (claimed) | 150 hp (111.9 kW) |
| PTO (tested) | 150.66 hp (112.3 kW) |
Transmission
| Clutch | hydraulic wet disc / hydraulic wet disc / hydraulic wet discs |
|---|---|
| Description | 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. / 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. |
| Gears | 8 forward and 2 reverse / 16 forward and 6 reverse / 8 forward and 4 reverse |
| Transmission | John Deere Syncro-Range / John Deere Quad-Range / John Deere Power Shift |
| Type | partially synchronized / partial power shift / full power shift |
| Transmission type | 8-speed partially synchronized / 16-speed partial power shift / 8-speed full power shift |
| Transmission type | 8-speed partially synchronized / 16-speed partial power shift / 8-speed full power shift |
Mechanical
| Description | Power steering / Differential hydraulic wet disc brakes / Sound-Gard cab with air-conditioning standard. |
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| Differential lock | hydro-mechanical rear |
| Drive | 4x2 2WD |
| Final drives | planetary |
Hydraulics
| Type | closed center |
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| Valves | 1 to 3 |
Hitch
| Rear lift | 5260 lbs (2385 kg) |
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| Rear Type | III/IIIN |
PTO
| Rear PTO | independent |
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| Rear PTO Type | 1000 (1.375) |
Electrical
| Batteries | 2 |
|---|---|
| Battery volts | 6 |
| Charging system | alternator |
| Ground | negative |
Dimensions & Tires
| Clearance (drawbar) | 15.4 inches (39 cm) |
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| Clearance (front axle) | 24.9 inches (63 cm) |
| Clearance (rear axle) | 28.1 inches (71 cm) |
| Front tread | 56 to 83.6 inches (142 to 212 cm) / 64 to 95.6 inches (162 to 242 cm) / 72 to 88 inches (4WD) (182 to 223 cm) |
| Height (cab) | 116.9 inches (296 cm) |
| Height (steering wheel) | 93.6 inches (237 cm) |
| Length | 171.2 inches (434 cm) |
| Operating weight | 16250 lbs (7371 kg) |
| Rack-and-pinion rear axle | 3.62 by 96 inches (91 by 2438 mm) / 3.62 by 108 inches (91 by 2743 mm) / 3.62 by 118 inches (91 by 2997 mm) / 3.94 by 118 inches (100 by 2997 mm) |
| Rear tread | 60 to 105.6 inches (152 to 268 cm) / 60 to 118 inches (152 to 299 cm) / 60 to 128.3 inches (152 to 325 cm) |
| Wheelbase | 112.65 inches (286 cm) |
| Front tire | 10.00-16 |
| Rear tire | 18.4-38 |
| Weight | 16250 lbs (7371 kg) |
| Wheelbase | 112.65 inches (286 cm) |
| Ag front | 10.00-16 / 14L-16A |
| Ag rear | 18.4-38 / 24.5-32 |
4630 Serial Number Location
| Description | Serial number plate on the rear of the John Deere 4630, right side, above the PTO shaft. |
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4630 Serial Numbers
| 1973 | 1000 |
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| 1974 | 7022 |
| 1975 | 11717 |
| 1976 | 18392 |
| 1977 | 25794 |
| Description | FAQ: How to read a serial number table. |
John Deere 4630 attachments
| Description | front-end loader |
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Nebraska Tractor Test 1113
| Description | Diesel Power Shift 2WDOctober 13 - 24, 1972Link: Nebraska Tractor Test 1113 file / PTO performance / Drawbar performance / Gear 4 used for power test. / Gear 3 used for pull test. |
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| Fuel use | 9.6 gal/hour (36.3 l/hour) / 9.6 gal/hour (36.3 l/hour) |
| Max power | 127.92 hp (95.4 kW) |
| Max pull | 14,478 lbs (6567 kg) |
| Power at rated engine speed | 150.66 hp (112.3 kW) |
References
| Description | 4230-4430-4630 published in 1974, by John Deere / Tractors 80 to 150 hp published in 1975, by John Deere / Making you next tractor a John Deere has traditionally been a good investment published in 1975 |
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Speeds
| Description | With 18.4-38 rear tires. / With 18.4-38 rear tires. |
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