The Willmar S-600 (https://www.tractorhouse.com/listings/for-sale/willmar/s600/fertilizer-applicators-chemical-applicators/1140) is a 6-ton pull-type dry fertilizer spreader designed for agricultural applications. Key features include a 409 stainless steel hopper, 540 RPM PTO drive, 65 ft spread width, and flotation tires (typically 16.5L-16.1SL).
Willmar S-600 Key Specifications:
• Capacity: 6 Tons (approx. 200–220 cu. ft. heaped)
• Material: 12 ga. 409 Stainless Steel hopper
• Spread Type: Single or Dual Spinner (models vary)
• Drive: 540 RPM PTO (optional 540/1000 or 8 HP engine drive)
• Conveyor: 7-inch wide heavy-duty 304 stainless steel mesh chain
• Frame: 1/8" wall rectangular steel tube
• Dimensions: Approx. 15'1" to 18'3" length; 7'8" width
Additional Features:
• Controls: Mechanical (rope) or optional hydraulic control
• Axles: Single axle with roughly 9,000 lb capacity
• Application: Used for dry fertilizer spreading
Note: Some listings refer to it as the Super 600 or S600/S-600