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



AGMA 13 Quality Rating
50 Years Manufacturing Excellence
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.



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.
Talk to our experts for custom solutions and tailored guidance.

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

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

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

Durable planetary gearsets for construction machinery requiring high torque capacity and dependable performance in rugged field conditions.
Talk to our experts for custom solutions and tailored guidance.
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.
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.
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.
Connect with our gear engineering experts to discuss your precise planetary gear requirements. Expect a detailed consultation and competitive quote within 24 hours.
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
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