John Deere 9550 Combine

Dimensions

Transport Length (w/ 20 ft unloading auger) 383.1 in (9730 mm)
Transport Length (w/o auger) 323.2 in (8210 mm)
Transport Height 160.5 in (4080 mm)
Height to Top of Cab 148.4 in (3770 mm)
Ground Clearance 21.6 in (550 mm)
Wheelbase 148.4 in (3770 mm)
Transport Width 180.7 in (4590 mm)
Rear Wheel Tread Width 121.7 in (3090 mm)
Front Wheel Tread Width 118.1 in (3000 mm)

John Deere 9550 Combine Dimensions

Separating

Separator Type Straw walkers
Width (each) 12.5 in (315.5 mm)

Cleaning System

Total Cleaning Area 6370 in2 (4.11 m2)
Chaffer Width 50.7 in (1286 mm)
Chaffer Length 32.7 in (830 mm)
Sieve Width 50.7 in (1286 mm)
Sieve Length 45.7 in (1159 mm)
Precleaner Width 50.7 in (1286 mm)
Precleaner Length 32.7 in (830 mm)

John Deere 9550 Combine Weight

Grain Handling

Grain Tank Capacity 215 bu (7600 L)
Unloading Speed 120 bu/min (4200 L/min)

Engine Details

Number of Cylinders 6
Engine Make John Deere
Engine Model John Deere 6081H
Displacement 494.3 cu in (8.1 L)
Bore 4.6 in (116 mm)
Stroke 5.1 in (129 mm)
Power 220 hp (163 kw)
Power Boost Power 253 hp (190 kw)
Power Measured @ 2200 rpm
Air Cleaner Dry type air filter with safety element
Aspiration Turbocharged and air-to-air after cooled
Emission Standards US EPA Tier 1 (US EPA Tier 2)

John Deere 9550 Combine Specs

Operational Specs

Operating Weight (w/o attachment) 24762 lb (11230 kg)
Operating Voltage 12 V
Alternator 95 Amp
Battery 12 V
Standard Drive Tire Size 24.5-32, 12 PR
Standard Steering Tire Size 11.00-24, 8 PR

John Deere 9550 Combine Transmission Specs

Transmission

Type 3-speed hydrostatic transmission
Number of Gears 3
Max Working Speed 7.1 mph (11.4 km/h)
Max Travel Speed 19 mph (30.4 km/h)
Service Brakes Hydraulic shoe

Service Refill Capacities

Fuel Tank Capacity 149 gal (565 L)
Engine Oil Capacity w/ filter (SN: -695200) 7.5 gal (28.5 L)
Engine Oil Capacity w/ filter (SN: 700201-) 8.5 gal (32 L)
Cooling System Capacity (SN: -695200) 7.5 gal (28.5 L)
Cooling System Capacity (SN: 700201-) 10.6 gal (40 L)
Hydraulic System Capacity 9 gal (34 L)
Transmission Oil Capacity 2.5 gal (9.6 L)
Final Drive Fluid Capacity (each) 2.2 gal (8.5 L)
Feeder House Reverser Gearcase (SN: -695200) 0.23 gal (0.9 L)
Feeder House Reverser Gearcase w/o cooler (SN: 700201-) 0.6 gal (2.3 L)
Feeder House Reverser Gearcase w/ cooler 0.9 gal (3.5 L)
Primary Countershaft Gearcase 0.3 gal (1.2 L)
Straw Walker Drive Gearcase 0.1 gal (0.4 L)
Dual-Range Cylinder Drive Gearcase 0.5 gal (1.9 L)
Engine Gearcase Fluid Capacity 4.2 gal (16 L)
Loading Auger Gearcase 1 gal (3.8 L)
Comments: 2
  1. Mike Kranze

    Hello! What is the normal psi in tires when travelling on roads.

    Thanks!

    1. David R. Ledford

      Hi, Mike. Here is a list of recommended tire pressures for the front and rear wheels from the official John Deere 9550 owner’s manual:

      Drive Tires
      18.4R38, two star PR = 30 psi (205 kPa)
      18.4R42, three star PR = 36 psi (248 kPa)
      20.8R38, two star PR = 30 psi (205 kPa)
      20.8R42, two star PR = 30 psi (205 kPa)
      20.8-42, 10 PR = 30 psi (205 kPa)
      24.5-32, 12 PR = 32 psi (220 kPa)
      30.5L-32, 12 PR = 26 psi (180 kPa)
      30.5L-32, 16 PR = 34 psi (235 kPa)
      68 x 50-32, HF-3, 16 PR = 15 psi (103 kPa)
      800/65R32, 172A8 = 40 psi (277 kPa)
      35.5L-32, 12 PR = 26 psi (179 kPa)

      Steering Tires
      11.00-24, 8 PR = 40 psi (275 kPa)
      14.9-24, 6 PR = 26 psi (180 kPa)
      16.9-26, 10 PR = 36 psi (250 kPa)
      16.9-R26, two star PR = 30 psi (205 kPa)
      18.4-26, 6 PR = 20 psi (140 kPa)
      18.4-R26, two star PR = 30 psi (205 kPa)
      18.4-30, 6 PR = 20 psi (140 kPa)
      28L-26, 10 PR = 15 psi (103 kPa)
      28L-26, 12 PR = 15 psi (103 kPa)

      NOTE: Tire pressures listed above may be higher than the tire pressures shown on the side of the tires.

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