Planetary Gears
Ring Gears
Custom Gears
AGMA 13 Quality Rating certified

AGMA 13 Quality Rating

50 Years Manufacturing Excellence certified

50 Years Manufacturing Excellence

Custom Planetary Gears for Precise Specifications

Custom planetary gears engineered to precise specifications for demanding industrial applications. Carnes-Miller Gear manufactures ring gears, sun gears, and planet gears up to 10-inch pitch diameter with face widths to 5 inches. Our planetary gear systems achieve AGMA 10-13 quality ratings through advanced hobbing, shaping, and grinding processes, delivering reliable performance for epicyclic transmissions across industrial, mining, transportation, and construction sectors.

Our Range of Products

Planetary Gears

Planetary Gears

  • Ring gears up to 10" pitch diameter
  • Face width capacity to 5 inches
  • Sun & planet gear assemblies
Ring Gears

Ring Gears

  • AGMA 13 quality on ground gears
  • 10" pitch diameter capacity
  • Turn-key manufacturing capability
Custom Gears

Custom Gears

  • 50 years manufacturing experience
  • Reverse engineering services
  • Grinding up to 400mm diameter

Frequently Asked Questions

How to design a planetary gear system?

Planetary gear design involves calculating gear ratios, selecting ring, sun, and planet gear configurations, determining tooth counts, and specifying materials. Our engineers provide consultation to optimize your system for torque, speed, and efficiency requirements.

What are the three types of planetary gearsets?

What is the maximum pitch diameter for custom planetary gears?

What quality standards do your planetary gears meet?

Can you manufacture replacement planetary gears for obsolete equipment?

What manufacturing processes do you use for planetary gears?

What materials are available for custom planetary gears?

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

Industries We Serve

Industrial Machinery

Industrial Machinery

Precision planetary gears for industrial equipment requiring reliable torque transmission and speed reduction in demanding manufacturing environments.

Mining Equipment

Mining Equipment

Heavy-duty planetary gear systems engineered for mining equipment handling extreme loads and harsh operating conditions with reliability.

Transportation Systems

Transportation Systems

Custom planetary gears for transportation applications delivering smooth power transmission for rail, automotive, and transit systems.

Construction Equipment

Construction Equipment

Durable planetary gearsets for construction machinery requiring high torque capacity and dependable performance in rugged field conditions.

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

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Why Industrial Manufacturers Choose Carnes-Miller Gear

50 Years of Gear Manufacturing Expertise

Since 1973, we've delivered precision planetary gear systems with comprehensive in-house capabilities and deep expertise across aerospace, defense, industrial, and mining sectors for reliable, high-performance solutions.

AGMA 13 Quality Standards

Our ground gears achieve AGMA 13 quality ratings with shaped and hobbed gears meeting AGMA 10 standards. In-house nital-etch testing ensures superior surface finish and grinding burn detection for exacting specifications.

Complete Turn-Key Manufacturing

Full-service capabilities including gear blanking, machining, hobbing, shaping, and grinding in our 18,000-square-foot facility ensure precise control over production, cost-effectiveness, and timely delivery of your custom planetary gears.

Request a Quote for Your Custom Planetary Gear Specifications

Connect with our gear engineering experts to discuss your precise planetary gear requirements. Expect a detailed consultation and competitive quote within 24 hours.

Contact Us Today

For immediate assistance, feel free to give us a direct call at +1 704-888-4448 You can also send us a quick email at dan@cmgear.us