Equipment

Hard Rock Drills

United Gear Has Rock-Solid Solutions For Rock-Solid Drilling.

Hard Rock Drills

United Gear Has Rock-Solid Solutions For Rock-Solid Drilling.

hard-rock-drills
hard-rock-drills
Propel
  • Planetary Drives
  • Gear Cases
Rotary
  • Gear Cases
  • Planetary Drives
  • Input/Output Shafts
Pull Down
  • Gear Cases
  • Input/Output Shafts
  • Counter Shafts
  • Gear Sets
Pump Drive
  • Gear Cases
  • Gears
  • Drive Shafts

Pick Your Solution

Pick Your Solution

01

Repair & Return

Repair & Return

Whether it’s a repair and return, or a complete rebuild, we keep your equipment operating in peak condition.

02

New Gearboxes

New Gearboxes

Trust United Gear for a reliable and efficient new gearbox, tailored to your custom specifications, and built with essential safeguards.

Custom Solutions for Advanced Repairs and Rebuilds

Drill
Power

Conditions are tough out there. That’s why you need the most powerful and efficient hard rock drills. You can trust that the experts at United Gear know everything there is to know about hard rock drills gearing. Whether you’re tunneling, anchoring, extracting, or mining, we are there to ensure your hard rock drill is doing exactly what it needs to do to get you where you need to be: take anchoring and tunneling out.

  • Our visual inspections and diagnostic testing identifies all potential issues.

  • Our component repair and replacement services keep you performing in the toughest conditions.

  • Our service work ensures all parts are aligned and calibrated to ensure drilling precision and optimal performance.

Custom Solutions for Advanced Repairs and Rebuilds

Serviceable Parts

Serviceable Parts

drill-propel
Propel Transmission

We’ll help ensure your hard rock drill’s propel transmission effectively navigates the drilling site, maintains operational efficiency, and achieves precise drilling results.

  • Planetary Drives

  • Gear Cases

  • Shafts
  • Pinions
drill-rotary
Rotary Transmission

Trust United Gear’s experts to effectively convert and manage power to the drill bit, helping you achieve precise and powerful drilling performance in hard rock environments.

  • Motor Input Pinions
drill-pulldoen
Pull Down Transmission

The pull-down transmission is crucial in managing the downward force applied by the drill bit. United Gear’s experts are there to ensure the safety, optimal performance, and proper functioning of this key piece of equipment.

  • Rack Pinions
Hard Rock Drills
Pump Drive

Essential to the hard rock drill’s operation, the pump drive provides the hydraulic power necessary to drill. We have vast experience supporting this system for optimal drilling and equipment longevity.

  • Gears
  • Input/Output Shaft
Not the part you’re looking for?

Contact us today to see how we can help with your service request.

We service all brands, all makes, and all models with stocked parts and lower lead times for large manufactuers.

We service all brands, all makes, and all models with stocked parts and lower lead times for large manufactuers.

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BUC

Start-to-Finish, We Preform to Highest Standards

Start-to-Finish, We Preform to Highest Standards

Custom Design & Engineering Expert Manufacturing & Full Machine Shop Extensive simulation testing 0{{current_slide_index}} / 0{{total_slide_count}} Repairs for Complex Gearboxes United Gear Shop Gear Custom Design
Why Choose Us

Innovative Technologies
In Our Facility

Innovative Tech In Our Facility

  • Our engineers make custom CAD and CAM designs for CNC machining.

  • Our full machine shop can service all sizes and models of cranes, machinery, and advanced tooling.

  • We provide custom tooling for complex projects, including specialized fixtures, jigs, and metalworking solutions for a custom optimized transmission.

  • Our trained vibration technicians do extensive equipment testing for temp, noise, thermal images, alignment, ultrasonic testing, and vibration testing.

  • Our custom-built testing floor simulates real-world conditions. Once ready for use, we test it against harsh conditions and ISO standards.

  • Our credentials:

Klingelnberg Logo
North East Technologies Inc
ASQ Logo
ANSI
AGMA Logo

Exceeding Expectations For Six Decades

Exceeding Expectations For Six Decades

United Gear has been at the forefront of excellence in maintaining hard rock drills for 60 years. That’s six decades of continually exceeding industry expectations. Our extensive experience and unwavering commitment to precision ensures that every hard rock drill we service operates at peak conditions – even in the toughest conditions. Whether it’s repairing, upgrading, or rebuilding, United Gear delivers reliable service that keeps your drills running smoothly and efficiently.

Custom Solutions for Advanced Repairs and Rebuilds
Case Studies

Hard Rock Drill Rebuilds: Better Than New

Hard Rock Drill Rebuilds: Better Than New

Bucyrus 49 Propel

Because we had extensive rebuild experience with 49R Propels, we were able identify the optimal material and tooth geometry necessary to improve the reliability of its components. Doing so helped extend its lifespan as well. We returned this Bucyrus 49R Propel to our customer better than new.

  • All replacement components were engineered to improve reliability.

  • The gears were manufactured to major international standards including AGMA.

  • The gears were case carburized for reliability.

Service Shop for CAT Machinery

Epicroc Pit Viper

We have extensive experience with all gearboxes in the Epicroc Pit Viper. We enhance materials and tooth geometry needed to improve reliability of its components. Our analysis and implementation not only improves the performance of these drills but also significantly extends its lifespan.

Service Shop for CAT Machinery