Mining Draglines

Reducing the total cost-of-ownership for draglines through smart engineering

Based on insights from our field experts, who service every model of dragline, L&H designs, engineers, and manufactures Honestly Better dragline components and assemblies that improve the lifetime performance of your mining machines and reduce operational costs.

Download the Product Line Overview (pdf)

Gear rebanding for draglines

As a faster, cost-saving alternative to dragline gear replacement, our Manufacturing & Repair services team can reband large gears to exceptionally high quality, a process that also reduces tooth and rim deflection.


Improve your draglines for Honestly Better performance

Learn more about specific L&H dragline assemblies—including L&H Omega products, gearing, comprehensive Field Services, and custom engineering for heavy mining equipment.

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Brands served

  • Cat ® / Bucyrus ®; Marion ®
  • P&H ®
  • Custom machines
  • Vintage machines

Select L&H dragline components and assemblies

100% of L&H premium components for draglines meet or—more often—exceed OEM standards for performance, quality and safety.

Hoist system

  • Transmissions
  • Drums
  • Drum shafts
  • Gearing
  • Buckets

Swing system

  • Racks
  • Rails
  • Rollers
  • Center pin
  • Pinions
  • Shafts
  • Transmissions

Drag system

  • Structure
  • Point sheaves
  • Foot
  • Back legs

Propel system

  • Tub
  • Walking shoe
  • Walking arms
  • Stabilizer link
  • Gearing
  • Gear hub
  • Walking eccentric

Attachments & structures

  • Buffer cylinders
  • Gantry lug upgrades