Specialized Plot Combine - SPC20

The industry's most reliable multi-crop harvester in its class.

Introduced in 1976, the SPC20 revolutionized the seed research industry by providing fast, efficient mulit-crop plot harvesting.  The SPC20 provided the automation springboard necessary for the global expansion and development of today's seed research industry. Multiple sample handling configurations are available to meet your research requirements. Crops commonly harvested: Corn, Soy, Wheat, Rice, Canola,Barley, grass, Hemp,

Financing and leasing options available.

Contact a Rep or call: (515) 382-3506

  • Multiple platform options available
  • Numerous sample storage options
  • Pneumatic seed delivery system provides less seed damage, higher germination rates, lower maintenance, and faster sample delivery
  • Air column cleaning system ensures sample purity
  • Optional rear wheel drive
  • Proprietary or ALMACO Data Capture systems
  • Drive
    • Hydrostatic drive, forward and reverse
    • 75 h.p. turbo charged Deutz air-cooled diesel engine
    • 25-gallon fuel tank
    • Power steering
    • 11-2 X 24 front drive tires; 8.5L-14 rear steering tires
    • Hydraulic fail safe brakes
  • Threshing
    • Variable speed, hydraulically driven threshing cylinder with eight metal raspbars
    • Cylinder dimensions: 15” diameter X 31.5” wide
    • Underslung, self-cleaning concave; quick adjust
  • Separation
    • One set upper and lower sieves included (specify crop); upper sieve is 30”W X 55”L; lower sieve is 30”W X 47.5”L
    • Variable speed winnowing blower
    • Fixed curtains to prevent rebounding seed and control material flow
    • Exclusive ALMACO air column cleaning system
  • Seed Handling
    • Equipped for two-person operation, with second platform for bag person mounted on left side of combine
    • Pneumatic seed delivery system to bagging station
    • Cyclone seed hopper mounted by side bagging station
    • Gunny sack holder to store bagged samples
  • Miscellaneous
    • Front and rear lighting for night operation
    • Interior inspection lights
    • Safety guard screens, easy access
    • Hydraulic header height control
  • Combine Options
    • Head (2-row corn, standard, 2 row-row crop, or two-row floating)
    • Head Accessories
    • Drive Train
    • Seed Handling System
    • Sieve Sizes


SPC20-A: Equipped with all SPC20 specifications with the following options:

  • 20 bushel grain tank
  • Hydraulic unloading auger
  • Air delivery and valve system to route sample to bagging station or directly to grain tank for bulk harvesting

SPC20- B: Equipped with all SPC20 specifications with the following options:

  • Cyclone mounted by driver’s seat for 1-person harvest
  • Electric opener on cyclone, with push-button switch at driver’s station
  • Piping from cyclone to bagging station for 2-person operation

SPC20-C: Equipped with all SPC20 specifications with the following options:

  • 20-bushel grain tank
  • Air delivery system with valve to route sample either to weigh hopper or directly to grain tank for bulk harvesting
  • Weigh hopper with electrical dump and moisture cell
  • Transfer augers from weigh hopper to grain tank


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