John Deere
8450
Farm tractor · 1982–1988 · 225 hp
John Deere8450
The John Deere 8450 is a farm tractor manufactured from 1982 to 1988. It features a John Deere engine, and articulated power steering. The transmission is a partial power shift type with 16 forward and 6 reverse.
Engine
| Engine | John Deere |
|---|---|
| Fuel Type | diesel |
| Cylinders | 6 |
| Cooling | liquid-cooled |
| Turbocharger Status | intercooled turbocharged diesel |
| Displacement | 466 ci (7.6 L) |
| Bore | 4.56 in (116 mm) |
| Stroke | 4.75 in (121 mm) |
| Compression Ratio | 15.5 |
| Power Gross | 225 hp (167.8 kW) |
| Power Rated | 225 hp (167.8 kW) |
| Power PTO | 186.98 hp (139.4 kW) |
| Power Drawbar | 173.52 hp (129.4 kW) |
| Starter Volts | 12 |
| Oil Capacity | 20 qts (18.9 L) |
| Coolant Capacity | 42 qts (39.7 L) |
| Manufacturer | John Deere |
| Rated | 2,100 RPM |
| Firing Order | 1-5-3-6-2-4 |
Transmission
| Transmission Type | partial power shift |
|---|---|
| Gears | 16 forward and 6 reverse |
| Transmission Description | 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. |
| Clutch | Perma-Clutch hydraulic wet discs |
| Oil Capacity | 150 qts (142 L) |
| Available Options | 16-speed partial power shift |
Hydraulics
| Type | closed center constant-pressure |
|---|---|
| Pump Flow | 32 gpm (121.1 lpm) |
| Valves | 2 |
| System Capacity | 37.5 gal (141.9 L) |
Hitch
| Rear Type | 3/3N |
|---|---|
| Rear Lift | 9,262 lbs (4,201 kg) |
| Hitch Control | lower-link draft sensing |
Dimensions
| Length | 223.5 in (567 cm) |
|---|---|
| Wheelbase | 125 in (317 cm) |
Weight
| Shipping | 27,560 lbs (12,501 kg) |
|---|---|
| Operating | 29,150 lbs (13,222 kg) |
Tires & Tracks
| Front Ag | 18.4-34, 24.5-32, 24.5R32, 30.5-32, 30.5R32, 20.8-34, 23.1-34, 20.8-38 |
|---|---|
| Rear Ag | 18.4-34, 24.5-32, 24.5R32, 30.5-32, 30.5R32, 20.8-34, 23.1-34, 20.8-38 |
Fuel
| Capacity | 185 gal (700.2 L) |
|---|
Steering
| Type | articulated power |
|---|
Cab
| Cab | Sound-Gard cab with air-conditioning |
|---|
Compatible Implements
| Model | Type | Width | Min HP |
|---|---|---|---|
| Land Pride RCP3760 | Rotary Cutters | 60" | 95 hp |
| Land Pride RCPM3760 | Rotary Cutters | 60" | 95 hp |
Checked: 3-point hitch category, PTO horsepower. Not checked: PTO speed (540/1000), hydraulic flow, 3-point lift capacity, rear remotes, ballast.
These implements meet this tractor's hitch and PTO-HP requirements — this is not a full compatibility guarantee. Confirm the remaining specs with your dealer before purchasing.
Nebraska Tests
NTTLTest #1436
May 12-27, 1982 Crank Temperature °F (°C) Fuel Consumption Power shaft Air Air Barometer HpNebraska Tractor Test
PTO Power
186.98HP
Sound
87dB(A)
NTTLTest #1436
May 12-27, 1982 Crank Temperature °F (°C) Fuel Consumption Power shaft Air Air Barometer HpNebraska Tractor Test
PTO Power
186.98HP
Sound
87dB(A)