Industrial Speed Reducer Repair — Any Make, Any Size
A speed reducer is the heart of countless industrial drive systems — conveyors, mixers, kilns, mills, cooling towers, aerators, pumps, and material handling equipment. When a speed reducer fails, the downstream equipment stops. TOP NOTCH GEAR repairs and rebuilds industrial speed reducers from every major OEM, with rush turnaround that beats new-unit lead times.
Speed Reducer Brands We Repair
- Falk / Rexnord — Standard, drywell, Quadrive, and custom Falk reducers
- Dodge / Baldor / ABB — Torque-Arm, MagnaGear, APG, Maxum series
- Sumitomo — Cyclo, Paramax, Hyponic, and Hansen reducers
- Flender / Siemens — Helical, bevel-helical, and planetary drives
- Cone Drive — Double enveloping worm gear reducers
- Nord Drivesystems — Helical, helical-bevel, and worm reducers
- Hansen Industrial Transmissions — Helical and bevel-helical drives
- Lufkin / Philadelphia Gear — Heavy industrial drives for oil & gas and process
- Horsburgh & Scott — Heavy-duty drives for steel, cement, and mining
- SEW Eurodrive, David Brown, Bauer, Boston Gear, Foote-Jones — and many others
Types of Speed Reducers We Service
- Parallel shaft helical reducers
- Right-angle bevel-helical reducers
- Worm gear reducers
- Shaft-mount and torque-arm reducers
- Planetary reducers and cycloidal drives
- Concentric and inline reducers
- Custom and obsolete OEM reducers
Speed Reducer Repair Process
Every speed reducer we receive goes through a documented process — inbound inspection, disassembly, cleaning, NDT and dimensional inspection, component repair or replacement, reassembly with new bearings and seals, dyno test, paint, and final documentation. The result is a unit you can trust on production-critical applications.
Emergency Speed Reducer Repair
When a critical reducer goes down, TOP NOTCH GEAR mobilizes immediately. Our 24/7 emergency hotline puts you in contact with a live technician who will dispatch freight or field service within hours. Learn more about our 24/7 emergency response →
Replacement Parts & Reverse Engineering
If your speed reducer needs replacement gearing, shafts, or housings that are no longer available from the OEM, we can manufacture them in-house. See our reverse engineering capabilities →
Frequently Asked Questions
Do you repair speed reducers from OEMs no longer in business?+
Yes. Obsolete speed reducers are one of our specialties. We reverse-engineer and manufacture replacement gearing in-house, so OEM support is not a limitation.
Can you repair my Falk drywell reducer (or Dodge Torque-Arm, Sumitomo Cyclo, etc.)?+
Yes — we repair all major Falk, Dodge, Sumitomo, Flender, Hansen, Cone Drive, Nord, and Rexnord product lines, including specialty and legacy designs.
How fast can you repair a critical speed reducer?+
Rush emergency turnaround is available. Most critical-path reducer repairs are completed in days, far ahead of OEM replacement lead times.
Do you offer field service for speed reducer repair?+
Yes. For installed or very large reducers, we dispatch field technicians for on-site troubleshooting, removal, repair, and reinstallation.
Do you provide a warranty on speed reducer repairs?+
Yes. Every speed reducer repair carries a written warranty on workmanship and parts.