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Mining parts

Improved crawler frames for blasthole drills

Designed for longer crawler system life

P&H style side frames are engineered to be used as direct replacement with OEM side frames with structural improvements for 49R series and MD6640 blasthole drills. This improved crawler frame is available in two configurations: OEM replacement side frame with cast transmission mount and OEM replacement side frame with fabricated transmission mount (Based on P&H 320 drill style).

Changes include:

  • Weld improvements
  • Plate changes
  • Machining changes
  • Lubrication guard changes