John Deere 4650
The John Deere 4650 is a tractor produced by John Deere. It is equipped with a 466 ci 7.6 L engine. The listed engine power is Diesel (listed): 187.7 hp / 140.0 kW. Transmission: John Deere Power Shift. Operating weight: 16685 to 18585 pounds.
Engine Power
Diesel (listed): 187.7 hp / 140.0 kW
Fuel & Capacities
102 gal
386.1 L
Transmission
John Deere Power Shift
Operating Weight
18,585 lbs (2WD Power Shift)
8430 kg
Overview
 | 1983 - 1988
50 SeriesRow-Crop tractor
50 Series
Row-Crop tractor |
|---|
Production | |
|---|---|
Manufacturer | John Deere |
Row-Crop tractor | |
Built in Waterloo, Iowa, USA | |
Original price | $54,763 (1983 Quad-Range ROPS 2WD ) |
$76,006 (1983 Power Shift Cab 4WD ) | |
John Deere 4650 Engine | |
|---|---|
John Deere 7.6L 6-cyl diesel | |
Engine details ...  |
John Deere 4650 Power | |
|---|---|
Engine | 187.7 hp
140.0 kW |
Drawbar (claimed) | 137 hp
102.2 kW |
PTO (claimed) | 165 hp
123.0 kW |
Drawbar (tested) | 142.31 hp
106.1 kW |
PTO (tested) | 165.70 hp
123.6 kW |
Performance test details ...  | |
Mechanical | |
|---|---|
Two- or four-wheel drive | |
Final drives | inboard planetary |
Differential lock | hydraulic rear |
Power steering | |
Hydraulic wet disc brakes | |
Sound-Gard cab standard. Optional four-post Roll-Gard ROPS. | |
Capacity | |
|---|---|
Fuel | 102 gal
386.1 L |
Hydraulic system | 18.6 gal (2WD Power Shift)
70.4 L |
21.6 gal (4WD Power Shift)
81.8 L | |
26.9 gal (Quad-Range)
101.8 L | |
Hydraulics | |
|---|---|
Type | closed center |
Capacity | 18.6 gal (2WD Power Shift)
70.4 L |
21.6 gal (4WD Power Shift)
81.8 L | |
26.9 gal (Quad-Range)
101.8 L | |
Pressure | 2277 psi
157.0 bar |
Valves | 2 or 3 |
Pump flow | 29.5 gpm
111.7 lpm |
Tractor hitch | |
|---|---|
Rear Type | III |
Control | lower-link draft sensing |
Rear lift | 8,475 lbs
3844 kg |
Power Take-off (PTO) | |
|---|---|
Rear PTO | independent |
Clutch | hydraulic wet disc |
Rear PTO Type | 1000 |
Engine RPM | 1000@2200 |
Dimensions & Tires | |
|---|---|
2WD Wheelbase | 118.5 inches
300 cm |
4WD Wheelbase | 117.1 inches
297 cm |
Weight | 16685 to 18585 pounds |
Front tire | 11.00-16 |
2WD Rear tire | 20.8-38 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Ground | negative |
Charging system | alternator |
Charging amps | 72 |
90 (with Sound-Gard cab) | |
Batteries | 2 |
Battery volts | 6 |
12 OptOptional | |
References | |
|---|---|
 | |
Loaders, Spreaders and Blades published in 1984, by John Deere | |
Tractors 100 to 190 HP published in 1984, by John Deere | |
Tractors 105 to 190 HP published in 1984, by John Deere | |
Row-Crop Tractors Product Information Handbook published in 1984, by John Deere | |
Row-Crop Tractors Product Information Handbook published in 1986, by John Deere | |
Mechanical Front-Wheel Drive published in 1984, by John Deere | |
Agricultural Price List published in 1983, by John Deere |
Engine
Engine Detail — 466 ci / 7.6 L Diesel
Manufacturer | John Deere |
Configuration | intercooled turbocharged diesel, 6-cylinder, liquid-cooled |
Displacement | 466 ci
7.6 L |
Bore/Stroke | 4.56x4.75 inches
116 x 121 mm |
Power | 187.7 hp
140.0 kW |
Air cleaner | dry |
Compression | 15.8:1 |
Rated RPM | 2200 |
Firing order | 1-5-3-6-2-4 |
Starter volts | 12 |
Oil capacity | 21 qts
19.9 L |
Coolant capacity | 32 qts
30.3 L |
John Deere 4650 Engine | |
|---|---|
 |
Transmission
Transmission options | |
|---|---|
16-speed partial power shift | |
15-speed full power shift |
Transmission — John Deere Quad-Range
Transmission | John Deere Quad-Range |
Type | partial power shift |
Gears | 16 forward and 6 reverse |
Clutch | Perma-Clutch wet disc |
Oil capacity | 107.6 qts
101.8 L |
Tractor must be stopped to select one of four ranges. Clutchless power shift between speeds 1-2 and 3-4 in range. A synchronized shift (using clutch) can be made between 2 and 3 in range. | |
20.8-38 rear tires. | |
 | |
Transmission — John Deere Power Shift
Transmission | John Deere Power Shift |
Type | full power shift |
Gears | 15 forward and 4 reverse |
Clutch | Perma-Clutch wet disc |
Oil capacity | 74.4 qts (2WD)
70.4 L |
86.4 qts (4WD)
81.8 L | |
Optional transmission. Full (clutchless) power shift can be made between gears, forward and reverse. | |
20.8-38 rear tires. | |
 | |
Dimensions
John Deere 4650 Tires | |
|---|---|
2WD Standard tires (ag) | Front: 11.00-16. Rear: 20.8-38 |
4WD Standard tires (ag) | Front: 18.4-26. Rear: 20.8-38 |
Ag rear | 16.9-38 |
18.4-38 | |
18.4R38 | |
20.8R38 | |
18.4-42 | |
18.4R42 | |
Dimensions | |
|---|---|
2WD Wheelbase | 118.5 inches
300 cm |
4WD Wheelbase | 117.1 inches
297 cm |
Length | 179.7 inches (2WD)
456 cm |
184.8 inches (4WD)
469 cm | |
Width | 118 inches (standard axle)
299 cm |
96 inches (optional axle)
243 cm | |
108 inches (optional axle)
274 cm | |
Height | 117.8 inches
299 cm |
Shipping weight | 16,685 lbs
7568 kg |
Operating weight | 18,585 lbs (2WD Power Shift)
8430 kg |
Ground clearance | 14.92 inches
37 cm |
Rack-and-pinion rear axle | 3.94 by 96 inches
100 by 2438 mm |
Rack-and-pinion rear axle | 3.94 by 108 inches
100 by 2743 mm |
Rack-and-pinion rear axle | 3.94 by 118 inches
100 by 2997 mm |
Tests
Tractor Tests | |
|---|---|
NTTL 1460: diesel Power Shift 2WD | |
NTTL 1477: diesel Quad-Range 2WD |
Nebraska Tractor Test 1460 | |
|---|---|
Diesel Power Shift 2WD
October 9 - 28, 1982
Link: Nebraska Tractor Test 1460 file | |
PTO performance | |
Power at rated engine speed | 165.52 hp
123.4 kW |
Fuel use | 9.8 gal/hour
37.1 l/hour |
Drawbar performance | |
Max power | 137.31 hp
102.4 kW |
Fuel use | 9.6 gal/hour
36.3 l/hour |
Gear 10 used for power test. | |
Max pull | 16,746 lbs
7595 kg |
Gear 5 used for pull test. | |
Nebraska Tractor Test 1477 | |
|---|---|
Diesel Quad-Range 2WD
April 7 - 26, 1983
Link: Nebraska Tractor Test 1477 file | |
PTO performance | |
Power at rated engine speed | 165.70 hp
123.6 kW |
Fuel use | 9.8 gal/hour
37.1 l/hour |
Drawbar performance | |
Max power | 142.31 hp
106.1 kW |
Fuel use | 9.5 gal/hour
36.0 l/hour |
Max pull | 16,814 lbs
7626 kg |
Recommended Implements & Sizing Guide
Engineering recommendations for John Deere 4650 based on its 187.7 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 5 to 7 Bottom (18")5 - 7 铧 (45 cm) | Commercial / Field Scale | Large acreage tillage; requires front ballast weights. |
Rotary Cutter / MowerMowing & Clearing | 15 to 20 ft Batwing4.6 - 6.1 m 宽幅折叠翼 | Commercial / Field Scale | Large commercial field and roadside mowing operations. |
Rotary TillerSeedbed Prep | 90 to 120 in Heavy Duty230 - 300 cm 重型旋耕机 | Commercial / Field Scale | Deep intensive seedbed preparation for commercial row crops. |
Disc HarrowSecondary Tillage | 15 to 22 ft Folding Disc4.5 - 6.7 m 折叠式圆盘耙 | Commercial / Field Scale | Wide commercial field leveling; requires hydraulic remotes. |
Hay BalerHay & Forage | Large Square Baler (3x4 or 4x4)大方捆商用打捆机 (1.2x1.2 m) | Commercial / Field Scale | High-capacity commercial forage harvesting (1000 RPM PTO). |
Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for John Deere 4650.
Estimated Continuous Field Runtime: 10.5 hrs
Approximately 10.5 hours of continuous field operation at ~75% rated power on a full tank (102 gal / 386.1 L).
Estimated 75% Load Fuel Burn~9.8 gal/hr (36.9 L/hr)
Engine Crankcase Oil
SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours
Transmission & Hydraulic System
UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours
Engine Cooling System
50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours
John Deere 4650 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for John Deere 4650.
Converted Equivalents:
Horsepower (HP)187.7 hp
Kilowatts (kW)140 kW
Metric Horsepower (PS / CV)190.3 PS
Direct Competitor Comparison
Compare John Deere 4650 against same-era industry alternatives in the same horsepower class.
Current Model
John Deere
John Deere 4650
Engine Power:Diesel (listed): 187.7 hp / 140.0 kW
★ Baseline Reference
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