Wikitractor

John Deere 8970

Production ended · 4WD

PTO power · claimed

339 hp

Weight
33,655 lb
Engines
1 Diesel
Built
no record
Price new · 1993
$144,175

Power

Engine400 hp gross
PTO339 hp claimed
PTO, tested354.4 hp
Drawbar313.9 hp tested
Listed power400 hp engine basis

Engines

Cummins 14.0L 6-cyl dieselDiesel · 6 cyl855 ci
Engine details
Cummins 14.0L 6-cyl diesel
Bore × stroke
5.5 in × 6 in
Rated speed
2,100 rpm
Rated power
400 hp
Compression
14.0:1
Cooling
liquid-cooled

Transmissions

Syncropartially synchronized12F / 3R
PowrSynctwo-speed power shift24F / 6R
Power Shiftfull power shift12F / 2R
Transmission notes

Syncro: Three synchronized gears (1-3) in four ranges (A-D).

PowrSync: 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.

Weight

Weight33,655 lb operating
Shipping31,879 lb

Dimensions

Wheelbase134 in
Length268.9 in

Capacities

Fuel tank220 gal
Hydraulic system38 gal

Hydraulics

Systemclosed center pressure compensated
Pump flow44.8 gpm
Remote valve flow33.3 gpm
Pressure2,530 psi
Rear valves3 to 5

Hitch

Rear lift capacityno record

PTO

Rear PTOindependent (optional)
Rear PTO speeds1000 (1.75)
Clutchhydraulic wet disc

Chassis

Drive4WD
SteeringArticulated power steering
BrakesHydraulic wet disc brakes
Final drivesinboard planetary
CabSound-Gard cab standard

Tires

Front24.5R-32
Rear24.5R-32

Electrical

System voltage12 V
Batteries3
Cold cranking925 CCA
Groundnegative

Production

Price new$144,175 (1993)
FactoriesWaterloo, Iowa, USA
Built byJohn Deere

Serial numbers

Left side of tractor hinge.

YearFirst serial
19931001
19941991
19952995
19966001

Literature

  • 250- to 400-HP 70 Series Tractors John Deere, 1995