John Deere 8970
The John Deere 8970 is a four-wheel drive (4WD) tractor produced from 1993 to 1996 as part of the 8070 Series. Built in Waterloo, Iowa, USA, it features a powerful Cummins 14.0L 6-cylinder turbocharged aftercooled diesel engine delivering 400 hp gross power. The tractor offers multiple transmission options including 12-speed partially synchronized, 24-speed two-speed power shift, and 12-speed full power shift. It has a robust mechanical design with articulated power steering, hydraulic wet disc brakes, and a standard Sound-Gard cab. The 8970 has a fuel capacity of 220 gallons and a hydraulic system capacity of 38 gallons. Its dimensions include a 134-inch wheelbase and an operating weight up to 33,655 lbs. The tractor supports various agricultural tire sizes and features a negative ground electrical system with three 12-volt batteries. The 8970 is part of a series that includes the 8960, 8870, and 9400 models.
Power400 hp
Founded1993 - 1996
Model8970
Technical Specifications
Detailed specifications and technical data for John Deere 8970
Power
| PTO (tested) | 354.45 hp (264.3 kW) |
|---|---|
| PTO (claimed) | 339 hp (252.8 kW) |
| Engine (gross) | 400 hp (298.3 kW) |
| Drawbar (tested) | 313.92 hp (234.1 kW) |
Tires
| Ag rear | 24.5R-32, 30.5-32, 20.8R-38, 710/70R38, 20.8R-42, 18.4R-46 |
|---|---|
| Ag front | 24.5R-32, 30.5-32, 20.8R-38, 710/70R38, 20.8R-42, 18.4R-46 |
Engine
| Type | turbocharged aftercooled diesel |
|---|---|
| Cooling | liquid-cooled |
| Cylinders | 6-cylinder |
| Rated RPM | 2100 |
| Air cleaner | dual paper elements with aspirator |
| Bore/Stroke | 5.50x6.00 inches (140 x 152 mm) |
| Compression | 14.0:1 |
| Displacement | 855 ci (14.0 L) |
| Manufacturer | Cummins |
| Oil capacity | 36 qts (34.1 L) |
| Power (gross) | 400 hp (298.3 kW) |
| Starter volts | 12 |
| Coolant capacity | 72 qts (68.1 L) |
Capacity
| Fuel | 220 gal (832.7 L) |
|---|---|
| Hydraulic system | 38 gal (143.8 L) |
Dimensions
| Length | 268.9 inches (683 cm) |
|---|---|
| Rear axle | 4.331 by 128 inches (110 by 3251 mm) |
| Wheelbase | 134 inches (340 cm) |
| Front axle | 4.331 by 128 inches (110 by 3251 mm) |
| Shipping weight | 31,879 lbs (14460 kg) |
| Operating weight | 33,655 lbs (15265 kg) |
Electrical
| Ground | negative |
|---|---|
| Batteries | 3 |
| Battery CCA | 925 |
| Battery volts | 12 |
Hydraulics
| Type | closed center pressure compensated |
|---|---|
| Capacity | 38 gal (143.8 L) |
| Pressure | 2530 psi (174.4 bar) |
| SCV flow | 33.3 gpm (126.0 lpm) |
| Pump flow | 44.8 gpm (169.6 lpm) |
| Rear valves | 3 to 5 |
Mechanical
| Cab | Sound-Gard cab standard |
|---|---|
| Drive | Four-wheel drive |
| Brakes | Hydraulic wet disc brakes |
| Steering | Articulated power steering |
| Final drives | inboard planetary |
Production
| Type | Four-wheel Drive (4WD) tractor |
|---|---|
| Series | 8070 Series |
| Built in | Waterloo, Iowa, USA |
| Original price | $144,175 in 1993 |
| Years produced | 1993 - 1996 |
Transmission
| Options | 12-speed partially synchronized, 24-speed two-speed power shift, 12-speed full power shift |
|---|---|
| 12-speed full power shift | Power Shift, full power shift, 12 forward and 2 reverse gears, hydraulic wet disc clutch |
| 24-speed two-speed power shift | PowrSync, two-speed power shift, 24 forward and 6 reverse gears, hydraulic wet disc clutch, six gears (1-6) in four ranges (A-D), power shift between gear pairs 1/2, 3/4, and 5/6, synchronized shifting between other gears and ranges |
| 12-speed partially synchronized | Syncro, partially synchronized, 12 forward and 3 reverse gears, PermaClutch hydraulic wet disc clutch, three synchronized gears (1-3) in four ranges (A-D) |
Serial Numbers
| 1993 | 1001 |
|---|---|
| 1994 | 1991 |
| 1995 | 2995 |
| 1996 | 6001 |
| Location | Left side of tractor hinge. |
Power Take-off (PTO)
| Clutch | hydraulic wet disc |
|---|---|
| Rear PTO | independent (optional) |
| Rear PTO Type | 1000 (1.75) |
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