Canada’s first choice for industrial gear reducers

Discover why hundreds of companies spanning mining, energy, oil and gas, steel, and other industries trust Standard Machine® for low-speed gearboxes.

Using advanced design and manufacturing techniques, we deliver reliable speed reducers for new applications, as well as drop-in units to replace existing machines. Select from a full line of top-quality gear reduces and speed increasers including parallel shaft, right angle, planetary, and worm drives for virtually any application — including special and problem applications.

Standard Machine also offers on-site services for reducers, relative to application selection, installation, and commissioning.

Unit specs
  • Parallel shaft gear reducer units from 1.246-710:1 ratios with ratings up to 13,360 HP
  • Right angle units from 5.027-1186:1 ratios with ratings up to 4,546 HP
  • Worm units from 5-4900:1 ratios with ratings up to 319 HP
  • Planetary units from 25-4000:1 ratios with ratings up to 17,300 HP and to 2,600,000 Nm of torque
Drive specifications

“H” series parallel shaft reducers

  • 4 HP to 23,320 HP
  • 7,340 lbs. in. to 7,319,000 lbs. in. torque
  • 250:1 ratio to 450:1 ratio

“S” series spiral bevel reducers

  • 4 HP to 3,860 HP
  • 10,180 lbs. in. to 4,160,000 lbs. in. torque
  • 5:1 ratio to 450:1 ratio
Available options
  • Baseplates
  • Lubrications systems
  • Special shafts
  • Cooling fans
  • Special bearings
  • Oil dams
  • Special seals
  • Oil pans
  • Brakes
  • Backstops
  • Coupling guards
  • Motors
  • Couplings
  • Cooling systems
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One partner for every low-speed gearbox challenge

Standard Machine gearbox designs can replace any brand or generation, meeting or exceeding the application’s current horsepower thermal requirements, and can be modified to correct or improve existing design shortfalls.

Our experts only use the latest materials, bearings, and seals — and offer an industry-leading five-year manufacturer’s warranty for your peace of mind.

See our solutions
  • High-quality, heavy-duty gearbox housings
  • Heat-treated alloy steel shaft surfaces, precision-ground to mate with gears, bearings, and seal journals
  • Horizontally or vertically offset parallel shaft configurations
  • Single, double, triple, quadruple, or quintuple reductions
  • Bevel, bevel-helical or bevel-planetary arrangements
  • Single helical, double helical, worm, and herringbone gearing arrangements depending on application needs
  • Chain-driven turning gear systems, when necessary
  • Splash or force-fed lubrication systems, motor-driven oil pumps, immersion heaters, and oil coolers
  • Special features may include double extended shafts, built-in power take-offs and/or multiple bevel inputs to accommodate auxiliary machines, special exterior paints, and anti-corrosive hardware

Built to match your old gearbox’s exact footprint

Save the cost and time of modifying couplings or base plates. Using specialized reverse engineering techniques, Standard Machine experts can match the footprint of your previous gearbox and meet or exceed its performance specifications.

Drop-in gearbox features
  • Fabricated steel housings
  • Through-hardened or case-carburized gearing
  • Meet or exceed the mechanical and thermal ratings of your original gearbox
  • Available in foot-mounted solid shaft or hollow output shaft design
  • Ratios available from 1.25:1 and up
  • Ratings to over 10,000 HP
  • Available with circulating oil systems
  • Available with fan cooling or heat transfer systems
  • Available with internal or external backstops or brakes
  • Available in any drive configuration, such as right angle, parallel, or planetary
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Carefully inspected for your peace of mind

Rest easy knowing every housing and element that goes into our gearboxes gets thoroughly inspected, measured, checked, and documented in an exhaustive paper trail.

We certify all materials to our current standards in addition to vacuum degassing, ultrasonic testing, and cleanliness and mechanical testing based on your application. And once your gearbox is ready for shipping, you receive ISO documentation of our procedures, plus our industry-leading five-year warranty.

Raise your standard for low-speed gearboxes

See for yourself why Standard Machine is the first choice for the world’s leading original equipment manufacturers. Connect with one of our experts today.

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Raise your standard for low-speed gearboxes
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