John Deere 840 tractor specification
John Deere 840 tractor specs, dimensions, fuel consumption, transmission, drive, equipment
About John Deere 840
| General information about John Deere 840 | |
|---|---|
| Brand | John Deere |
| Model | John Deere 840 |
| Series | n.d. |
| Previous model | – |
| Next model | – |
| Smaller | – |
| Larger | John Deere 940 |
| Years | from 1976 to 1986 y. |
| Cab with ROPS | No |
| Reviews | John Deere 840 reviews New! 2.74 AGROrank is our rating! motor medium power, diesel engine, 3 cylinders, perfectly matched Rated RPM engine operation, powered by 12V starter, large battery 24V, lighting rather typical, PTO with very good specifications, brake without power, disc brakes, wet work, traditional 2 wheel drive, transmission without synchronization, average number of gears forward, backward rather average... full review |
| Compare | Compare tractor New! |
| Questions about John Deere 840 | Forum - John Deere 840 questions and discussions New! |
John Deere 840 performance
| John Deere 840 Specs | Value |
|---|---|
| Maximum power (HP / kW) | 35 HP (26.1 kW) |
| Engine RPM | 2400 rpm |
| Fuel consumption | n.d. |
| Fuel tank capacity | n.d. |
| Max. speed | n.d. |
John Deere 840 engine
| John Deere 840 Specs | Value |
|---|---|
| Fuel type | Diesel |
| Engine producer | b.d. |
| Engine model | John Deere |
| Engine type | Diesel (diesel engine) |
| Engine capacity | 2.912 l. |
| Strokes, qty | 4 |
| Cylinders | 3 |
| Compression | n.d. |
| Bore | 106 mm |
| Stroke | 110 mm |
| Maximum torque | n.d. |
| Air filter | n.d. |
| Fuel filter | n.d. |
| Fuel filter chambers, qty | n.d. |
| Oil filter | n.d. |
| Oil pump | n.d. |
| Speed control (control) | n.d. |
| Injection pump | n.d. |
| Injectors | n.d. |
| Injection pressure | n.d. |
| Cooling system | liquid cooled engine |
| Forced cooling | n.d. |
| Cooler | yes |
| Thermostat | Yes |
| Cooler type | tubular-plate cooler |
| Coolant system capacity | n.d. |
| Clutch | n.d. |
John Deere 840 turbocharger
| John Deere 840 Specs | Value |
|---|---|
| Turbocharger | No |
| Dual turbocharger | Not applicable |
| Intercooler | Not applicable |
| Aftercooler | Not applicable |
| Wastegate valve | Not applicable |
| Variable geometry | Not applicable |
| Additional parameters | – |
John Deere 840 electronics
| John Deere 840 Specs | Value |
|---|---|
| Supply voltage starter (V) | 12 V |
| Ground | negative ground |
| Battery (V) | 12 V |
| Battery, qty | 1 |
| Charging system | Generator |
| Charging system producer | n.d. |
| Ignition | Manual |
| Rear stop lamp | Yes |
| Rear agricultural lamp | n.d. |
| Cock lamp | No |
John Deere 840 PTO
| John Deere 840 Specs | Value |
|---|---|
| PTO rpm | 540 rpm |
| PTO control | manual |
John Deere 840 brakes
| John Deere 840 Specs | Value |
|---|---|
| ABS | No |
| Brake assist | No |
| Braking system | n.d. |
| Differential | No |
| Brake type | disc brakes, wet brakes |
| Discs | Single |
John Deere 840 dimensions
| John Deere 840 Specs | Value |
|---|---|
| Weight | n.d. |
| Length | n.d. |
| Height | n.d. |
| Width | n.d. |
| Clearance | n.d. |
| Front track width | n.d. |
| Rear track width | n.d. |
| Wheelbase | 1880 mm |
| Front tires | 6.50-16 |
| Rear tires | n.d. |
| Max. mass of the trailer without brakes | 1500 kg |
| Max. mass of the trailer with brakes | n.d. |
| Max. axle load | n.d. |
| Max. total weight | n.d. |
| Turning radius | n.d. |
John Deere 840 drive
| John Deere 840 Specs | Value |
|---|---|
| Drive system | 4x2, 2WD (depending by model) |
| Additional | one wheel drive |
| Independent Link Suspension | No |
| Articulated suspension | – |
| Crawler drive | No |
| Hydrostatic steering | No |
| Differential | n.d. |
| Steering | rod |
| Front rods | n.d. |
| Rear planetary drives | n.d. |
| Front planetary drives | n.d. |
John Deere 840 hydraulics
| John Deere 840 Specs | Value |
|---|---|
| Three-point hitch | n.d. |
| Three-point hitch type | n.d. |
| Three-point hitch performance | n.d. |
| Three-point hitch pressure | n.d. |
| Load Sensing | No |
| Closed | b.d. |
| Central | No |
| Constant flow | No |
| Constant pressure | No |
| Control system | n.d. |
| Two-section distributor | n.d. |
| Quick couplings | n.d. |
| Auto Lift | n.d. |
John Deere 840 transmission / gears
| John Deere 840 Specs | Value |
|---|---|
| Synchronous transmission | n.d. |
| PowerShift | No |
| PowerShuttle | No |
| Additional | – |
| Forward gears | 8 |
| Reverse gears | 4 |
| Creeper | n.d. |
John Deere 840 equipment
| John Deere 840 Specs | Value |
|---|---|
| Clevis | Yes (???) |
| Lower catch | b.d. |
| Air conditioning | n.d. |