Turner Uni-Drive
Gearbox Manufacturers | Custom & OEM Solutions
As trusted gearbox manufacturers since 1932, Turner Uni-Drive provides diverse manufacturing capabilities, ranging from industrial transmissions and speed reducers to custom-engineered and entirely new gearbox designs.
Quality, Flexibility and Versatility
As experienced gearbox manufacturers, Turner Uni-Drive provides diverse manufacturing capabilities, ranging from industrial transmissions and speed reducers to custom-engineered and entirely new gearbox designs. We work directly with our client's design and engineering teams to incorporate their specifications and deliver the appropriate power solution.
We perform gear hobbing, shaping, and grinding in-house to AGMA standards and operate a complete machine shop for fabrication, broaching, milling, and turning operations.
Our Capabilities Include:
- Custom-engineered gearbox design and manufacturing
- Gear hobbing, shaping, and grinding to AGMA standards
- Complete machine shop for fabrication and turning
- CNC milling and CNC turning
- Broaching, slotting, welding, and grinding
- Sophisticated CAD/CAM software integration
- Over 75 years of manufacturing experience



CNC Manufacturing / Job Shop Services
As dedicated gearbox manufacturers, Turner Uni-Drive operates a complete CNC machine shop with over 75 years of experience. Our job shop handles turning and milling projects using sophisticated CAD/CAM software, enabling our designers and programmers to work directly from your files for CNC equipment communication.
Additional services include broaching, shaping, slotting, hobbing, welding, and grinding. We can handle single parts, small production runs, and medium-sized manufacturing projects.
Original Equipment
Custom-Designed Gearboxes
As leading gearbox manufacturers, Turner Uni-Drive creates industrial gearboxes that are depended on by industries all over the world.

OEM Partnership
Since 1932
Since 1932, Turner Uni-Drive has provided original equipment manufacturers with custom-designed gearboxes for power transmission and manufacturing applications. We offer design and manufacturing services to reduce your engineering burden.
We have designed and built thousands of complete industrial gearboxes, and also individual components for OEMs. Our flexible design solutions address the most challenging gearbox requirements.
What We Offer
- ▶Original equipment and custom designs for industrial applications
- ▶Solving gearbox issues through flexible design solutions
- ▶Custom gearbox design and repair services
- ▶Modification of existing gearboxes
- ▶Reverse-engineering projects to meet performance, cost, and quality requirements
Service & Rebuild
Industrial Gearbox Repair
Trusted gearbox manufacturers since 1932, Turner Uni-Drive has been manufacturing, servicing, rebuilding and repairing industrial gearboxes for decades. We're proud of our history of helping to keep the wheels of industry turning.

Repair & Refurbishment
Expert service since 1932
We offer custom-designed gearboxes and refurbishment services, with expertise in improving transmission function and efficiency through repair work. Our team specializes in replacement parts, including components for discontinued models or gearboxes from defunct manufacturers.
We provide repair, modification, improvement, and reverse-engineering of existing industrial gearboxes to meet your specifications at economical pricing. Whether you need a simple rebuild or a complete redesign, we have the expertise to deliver.
Repair Services
- •Complete gearbox rebuilds and refurbishment
- •Replacement parts for discontinued models
- •Parts for gearboxes from defunct manufacturers
- •Modification and improvement of existing units
- •Reverse-engineering to your specifications
- •Economical pricing on all repair work
Custom Engineering
Custom-Built Gearboxes
As custom gearbox manufacturers, Turner Uni-Drive goes beyond our full-line catalog of standard multi-speed gearboxes to provide creative answers to challenging problems.

Engineering Excellence
Custom solutions for any application
Our engineers and technicians specialize in custom engineering and assembly for unique applications, creating gearboxes suited to any need. When an off-the-shelf product just doesn't fit the bill, turn to Turner Uni-Drive.
We have built our reputation through innovation addressing industry-specific demands. Our industrial gearboxes function in harsh environments and extreme conditions where cookie-cutter products simply don't work.
Why Go Custom?
- ▶Customized gearboxes ensure proper fit for your specific equipment
- ▶Meet both standard and specialty requirements
- ▶Decades of experience designing unique industrial gearboxes
- ▶Bring your specifications or let us help determine your needs
- ▶Expert suggestions and design options for every project
Whether you bring the specifications or need help determining your needs, Turner Uni-Drive can offer expert suggestions and design options to find or build the industrial gearboxes you need.
Full-Service Facility
Machine Shop Services
As hands-on gearbox manufacturers, Turner Uni-Drive does all of our manufacturing in Kansas City, Missouri. We have a full service machine shop uniquely suited for single, small or medium size production runs.

Precision Manufacturing
We use high-quality equipment to create our parts. We specialize in custom-built parts to suit your unique requirements. You can work with our experts to design custom products for your specific applications.
With our quality gearbox repairs, we'll not only fix issues but also improve the capacity and efficiency of your gearbox.
CNC Milling
Precision milling with sophisticated CAD/CAM software
CNC Turning
High-accuracy turning for shafts and cylindrical components
Grinding
Surface and cylindrical grinding to tight tolerances
Hobbing
Gear hobbing to AGMA standards for precision gearing
Broaching
Internal and surface broaching for keyways and splines
Gear Grinding
Reishauer gear grinding for exceptionally quiet operation
Ready to Get Started?
Contact our gearbox manufacturers today to find out how Turner Uni-Drive's manufacturing capabilities can meet your industrial gearbox needs.