Model
The Bradco 640 Trencher features five motor options to match the flow of many skid steer loaders. It has a two-position manual side shaft mounting with optional infinite position using a hydraulic side-shift cylinder assembly. This product is also available CE certified.
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Model 640 Specs & Compare
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Sizes

Boom Size 30"
Trench Depth with Auger at 65º Digging Angle 30"
Chain Widths 6", 8", 10", 12"
Recommended Trenching Angle 65º
Headshaft Height (Auger Touching Ground) 8"
Overall Length 66"
Overall Width 53"
Overall Height 32"
Spoil Discharge Reach 18"
Side Shift, Right of Center 17"
Hydraulic System  
GPM Requirements (standard flow) 14 to 24
GPM Requirements (high flow) 25-44
Operating Pressure 2000 to 3300 PSI

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Boom Size 36"
Trench Depth with Auger at 65º Digging Angle 36"
Chain Widths 6", 8", 10", 12"
Recommended Trenching Angle 65º
Headshaft Height (Auger Touching Ground) 8"
Overall Length 73"
Overall Width 53"
Overall Height 32"
Spoil Discharge Reach 18"
Side Shift, Right of Center 17"
Hydraulic System  
GPM Requirements (standard flow) 14 to 24
GPM Requirements (high flow) 25-44
Operating Pressure 2000 to 3300 PSI

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Boom Size 42"
Trench Depth with Auger at 65º Digging Angle 42"
Chain Widths 6", 8", 10"
Recommended Trenching Angle 65º
Headshaft Height (Auger Touching Ground) 8"
Overall Length 79"
Overall Width 53"
Overall Height 32"
Spoil Discharge Reach 18"
Side Shift, Right of Center 17"
Hydraulic System  
GPM Requirements (standard flow) 14 to 24
GPM Requirements (high flow) 25-44
Operating Pressure 2000 to 3300 PSI

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Boom Size 48"
Trench Depth with Auger at 65º Digging Angle 48"
Chain Widths 6", 8"
Recommended Trenching Angle 65º
Headshaft Height (Auger Touching Ground) 8"
Overall Length 86"
Overall Width 53"
Overall Height 32"
Spoil Discharge Reach 18"
Side Shift, Right of Center 17"
Hydraulic System  
GPM Requirements (standard flow) 14 to 24
GPM Requirements (high flow) 25-44
Operating Pressure 2000 to 3300 PSI

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Boom Size 60"
Trench Depth with Auger at 65º Digging Angle 60"
Chain Widths 6"
Recommended Trenching Angle 65º
Headshaft Height (Auger Touching Ground) 8"
Overall Length 94"
Overall Width 55"
Overall Height 57"
Spoil Discharge Reach 24"
Side Shift, Right of Center 17"
Hydraulic System  
GPM Requirements (standard flow) 14 to 24
GPM Requirements (high flow) 25-44
Operating Pressure 2000 to 3300 PSI
Model 640 Features & Benefits
  • 30", 36" 42" and 48" digging depth available to fit most applications; 60" high flow only
  • Two-position side-shift
  • Fixed length booms available featuring spring-loaded, self-adjusting idler with full rock guards
  • Heavy-duty boom and crumber
  • Allows tight fit with single-side spoil augering
  • Replaces dedicated machines at a fraction of the cost
  • Several tooth options available; Cup, Shark, Rock & Frost
  • 50,000 lb 2" anti-back flex-chain for tooth pattern versatility to support many soil types and conditions
  • Two-year limited warranty
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