| Specs | John Deere 985 | John Deere C670 |
|---|---|---|
| Brand | John Deere | John Deere |
| Model | 985 | C670 |
| Years | from 1978 to 1981 y. | from 2007 to 2012 y. |
| Reviews | John Deere 985 reviews New! | John Deere C670 reviews New! |
| Specs | John Deere 985 | John Deere C670 |
|---|---|---|
| Engine manufacturer | John Deere | John Deere |
| Engine type (model / version) | 6.466 TZ 01 | PowerTECH PVX 6090HZ003D |
| Engine capacity | 7640 cm3 (7,6 l.) | 8984 cm3 (9 l.) |
| Cylinders, qty | 6 | 6 |
| Turbocharging | available | available |
| Power (kW/HP) | 125 kW / 170 KM | 294 kW / 400 KM |
| Engine fuel tank | 300 l. | 800 l. |
| AdBlue tank | none | none |
| Specs | John Deere 985 | John Deere C670 |
|---|---|---|
| Header width (working) | 485 cm | 610 cm |
| Alternative widths | 550 cm | 670 – 915 cm |
| Automatic header height mode | none | available |
| Header tilt systems | none | none |
| Header tilt adjustment (longitudinal tilt / crossfall) | none | optional |
| Reel diameter | 110 cm | 110 cm |
| Reel speed adjustment | yes | electric engine |
| Header reverser / Reel reverse feature | hydraulics | hydraulics |
| Specs | John Deere 985 | John Deere C670 |
|---|---|---|
| Diameter of cylinder threshing mechanism | 61 cm | 66 cm |
| Width of cylinder threshing mechanism | 156 cm | 140 cm |
| Secondary threshing cylinder | n.d. | available |
| Diameter of secondary cylinder | n.d. | cm |
| Specs | John Deere 985 | John Deere C670 |
|---|---|---|
| Straw walkers, qty | 6 straw walkers | 2 straw walkers |
| Straw walkers area | 5,66 m2 | n.d. |
| Straw walkers length | 365 cm | n.d. |
| Specs | John Deere 985 | John Deere C670 |
|---|---|---|
| Upper sieve area | n.d. | n.d. |
| Lower sieve area | 2,18 m2 | n.d. |
| Total screening area screening area covered by fan |
5,32 m2 | n.d. |
| Lower sieve type | adjustable | adjustable |
| Performance | John Deere 985 | John Deere C670 |
|---|---|---|
| Unloading speed | n.d. | n.d. |
| Grain tank capacity | n.d. | n.d. |
| Max. speed | 20 km/h | 25 km/h |
| Grain loss indicator | none | available |
| Specs | John Deere 985 | John Deere C670 |
|---|---|---|
| Transmission | mechanical transmission | hydraulic transmission |
| Forward gears | 4 | 3 |
| Specs | John Deere 985 | John Deere C670 |
|---|---|---|
| Brakes | hydraulics, disc brakes | hydraulics, disc brakes |
| Specs | John Deere 985 | John Deere C670 |
|---|---|---|
| Length (with header) | 8,92 m | 9,1 m |
| Width (with header) | 5,27 m | 6,49 m |
| Width (without header) | 3,3 m | 3,77 m |
| Height (with cab) | 3,96 m | 4 m |
| Height (without cab) | 3,96 m | n.d. |
| Total weight (with cab) | n.d. | n.d. |
| Total weight (without cab) | 9230 kg | n.d. |
| Total weight (with header) | n.d. | 14750 kg |
| Front tyres (drive wheels) | 23,1-26 | 800/65R32 |
| Rear tyres (turning wheels) | 12,5/80-18 | 540/65R30 |
| Alternative front tyres | 28,1-26 | 650/70R32 |
| Alternative rear tyres | n.d. | 18,40-26 |
| Specs | John Deere 985 | John Deere C670 |
|---|---|---|
| Air conditioning | without air conditioning | with air conditioning |
| Heating | without heating | with heating |