CME-550X

Drill Specifications

Engine

• Cummins 4BT, 239 cubic inch [3.9 L] 4 cylinder turbocharged diesel engine.

Carrier

• Tire size:
• Front... single 44 inch [112 cm] diameter x 18.4 inch [47 cm] wide x 10-ply
• Rear.... dual 44 inch [112 cm] diameter x 18.4 inch [47 cm] wide x 12-ply
• Ground Bearing pressure (without tools):
• 7.2 psi [.506 kgf/cm²
• Transmission:
• 5 speed forward, 1 speed reverse
• Axles (front and rear):
• planetary with no-spin differentials
• Steering:
• hydraulic power
• Front winch:
• 12,000 pound [5,443 kg]

Rotary drive

• Standard:
• Rotary torque: 8,515 foot pounds [11,545 Nm] max
• Rotary speed: up to 693 rpm max
• High torque (optional)
• Rotary torque: 10,640 foot pounds [ 14,426 Nm] max
• Rotary speed: up to 554 rpm max
• Transmission:
• 5 speed forward, 1 speed reverse
• Clutch
• Heavy duty 13 inch [33 cm]
• Hollow spindle I.D.:
• 2¾ inch [7 cm] ( 3¾ inch [9.5 cm] available)

Hydraulic feed system

• Retract force
• 28,275 pounds [12,826 kg]
• Pulldown force
• 18,650 pounds [8,460 kg]
• Retract rate (max)
• 35 feet [10.7 m] per minute
• Feed Rate (max)
• 53 feet [16 m] per minute
• Stroke
• 72 inch [183 cm]

Leveling system

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

Stroke

• 36 inch [91.4 cm]