CME-55/300 Rubber Track
Drill Specifications

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CME-55/300 Brochure      CME Product Catalog

Engine

• Cummins QSF 3.8L (229 cubic inch) 120 horsepower (89 kilowatt) 4-cylinder turbocharged diesel engine with electronic throttle, engine protection shut down and cold weather starting aid. U.S. EPA Tier-4 final emissions certified.

Carrier

• Steel core reinforced rubber tracks with embedded steel grousers
• 12 inch (30.5 cm) wide tracks standard, 18 inch (45.7 cm) tracks optional
• Hydraulic track tensioning system
• Walking beam suspension
• Zero turn radius
• Single speed hydraulic motor/planetary drive/brake assembly for each track. Optional two-speed drive available.
• Remote radio controlled steering and track speed
• Hydraulic front winch, 12,000 pound capacity (5,443 kg), remote controlled
• Emergency towing capabilities
• Front auger rack, drill rod rack helper side, tool boxes both sides

Gradeability

• Straight ahead climb
  • 50% grade
• Side-hill traverse
  • 36% grade

Rotary drive

• Clutch, heavy duty 14 inch (35.6 cm)
• Transmission, mechanical 5 speed forward, 1 speed reverse
• Standard Rotary Box
  • 7,780 foot pounds (10,548 Nm)
  • 800 rpm
• High Torque Rotary Box (optional)
  • 9,425 foot pounds (12,779 Nm)
  • 665 rpm
• Hollow spindle
  • Standard: 2-3/4 inch I.D. (7 cm)
  • Optional: 3-3/4 inch I.D. (9.5 cm)

Hydraulic feed system

• Retract force
  • 28,275 pounds (12,825 kg)
• Pulldown force
  • 18,650 pounds (8,460 kg)
• Retract rate
  • 35 feet (10.7 m) per minute
• Rapid Retract rate
  • 90 feet (27.4 m) per minute
• Feed Rate
  • 55 feet (16.7 m) per minute
• Stroke
  • 72 inch (183 cm)

Leveling system

Four jacks, inverted design with chrome-plated piston rods enclosed at all times.

• Stroke
  • 36 inch (91 cm)