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Expert Gear Grinding Services in New York

Carnes-Miller Gear delivers precision gear grinding services to New York's demanding industrial sectors. With over 50 years of expertise, we provide AGMA Class 13-rated grinding for heat-treated gears up to 400mm diameter, ensuring superior surface finish, quiet operation, and exact tolerances. Our advanced grinding technology handles profile modifications, lead corrections, and tip relief adjustments tailored to New York's aerospace, defense, medical, and heavy manufacturing industries.

Precision gear grinding machine operating on industrial gear component

Our Gear Grinding Services

Comprehensive precision grinding solutions for industrial gears, from profile corrections to complete tooth grinding, ensuring AGMA Class 13 standards.

External Gear Grinding

High-precision external gear grinding up to 400mm diameter with AGMA Class 13 rating. Profile and lead modifications, tip relief adjustments, and superior surface finishes for heat-treated gears demanding the highest accuracy and durability.

Profile & Lead Modifications

Custom gear tooth profile grinding and lead corrections per customer specifications. We provide detailed Gear Charts validating all modifications, ensuring your gears meet exact performance requirements for critical applications.

Gear Salvage & Recovery

Expert salvage services for gears with heat treat distortion. Using advanced grinding techniques and in-house nital-etch testing, we restore out-of-spec gears to precise tolerances, saving time and replacement costs.

Helical Gear Grinding

Specialized grinding for helical gears with helix angles up to ±45 degrees. Achieves AGMA Class 13 rating on heat-treated helical components, ensuring smooth, quiet operation for power transmission applications.

Spur Gear Grinding

Profile tooth grinding for spur gears up to 15.75 inches (400mm) diameter with AGMA 13 precision. Ideal for high-performance applications requiring exact tooth geometry and superior surface finish.

Grinding Quality Testing

In-house nital-etch testing detects grinding burns and validates surface integrity. Comprehensive inspection ensures each ground gear meets specified AGMA quality standards before delivery to your facility.

AGMA Class 13 Precision

Precision Gear Grinding That New York Industries Trust

Our advanced gear grinding technology serves New York's most demanding sectors—aerospace, defense, medical devices, and heavy industry—where tolerance isn't negotiable. We grind external gears up to 400mm diameter to AGMA Class 13 standards, delivering the superior surface finish and exact tooth geometry critical for high-performance applications. With capabilities for profile modifications, lead corrections, and tip relief adjustments backed by validated Gear Charts, we ensure your gears operate smoothly, quietly, and reliably under the toughest conditions.

Close-up of precision-ground gear teeth showing superior surface finish
50+ Years of Excellence

Trusted By Leading Industries

Delivering precision gear grinding solutions to aerospace, defense, medical, and industrial sectors since 1973.

"Carnes-Miller's spur gears manufacturing exceeded our expectations. AGMA 13 rated ground gears arrived on schedule with flawless surface finish. Fifty years of expertise truly shows in every component."

Robert Mitchell

"We had a critical issue with heat-treated gears going out of spec. CMG's nital-etch testing and salvage service recovered our entire batch, saving us thousands in replacement costs."

Jennifer Wu

"Carnes-Miller's gear grinding capabilities up to 400mm diameter and AGMA 13 ratings give us a competitive edge in precision transmission markets. Their expertise is unmatched."

Michael Torres

"We needed helical gears with crown hobbing in two weeks. CMG delivered with perfect tolerances and AGMA 2000 Class 13 ratings. Their responsiveness is exceptional."

David Kowalski

"Competitive pricing on turn-key gears without sacrificing quality. CMG's in-house capabilities from blank to finished product represent outstanding value for our agricultural equipment division."

Sarah Johnson

"We've partnered with CMG for over a decade. Their reliability in planetary gears manufacturing, consistent quality, and proactive communication make them our trusted supplier across all divisions."

Thomas Chen

"Their splines manufacturing using advanced hobbing and broaching techniques delivered gears with perfect involute profiles. The precision gaging and reverse-engineering capabilities proved invaluable."

Angela Martinez

"As an industry peer, I recommend Carnes-Miller's gear grinding services without hesitation. Their AGMA ratings, 50-year track record, and technical depth position them as the premier precision partner."

Gregory Adams

"Carnes-Miller's spur gears manufacturing exceeded our expectations. AGMA 13 rated ground gears arrived on schedule with flawless surface finish. Fifty years of expertise truly shows in every component."

Robert Mitchell

"We had a critical issue with heat-treated gears going out of spec. CMG's nital-etch testing and salvage service recovered our entire batch, saving us thousands in replacement costs."

Jennifer Wu

"Carnes-Miller's gear grinding capabilities up to 400mm diameter and AGMA 13 ratings give us a competitive edge in precision transmission markets. Their expertise is unmatched."

Michael Torres

"We needed helical gears with crown hobbing in two weeks. CMG delivered with perfect tolerances and AGMA 2000 Class 13 ratings. Their responsiveness is exceptional."

David Kowalski

"Competitive pricing on turn-key gears without sacrificing quality. CMG's in-house capabilities from blank to finished product represent outstanding value for our agricultural equipment division."

Sarah Johnson

"We've partnered with CMG for over a decade. Their reliability in planetary gears manufacturing, consistent quality, and proactive communication make them our trusted supplier across all divisions."

Thomas Chen

"Their splines manufacturing using advanced hobbing and broaching techniques delivered gears with perfect involute profiles. The precision gaging and reverse-engineering capabilities proved invaluable."

Angela Martinez

"As an industry peer, I recommend Carnes-Miller's gear grinding services without hesitation. Their AGMA ratings, 50-year track record, and technical depth position them as the premier precision partner."

Gregory Adams

"Carnes-Miller's spur gears manufacturing exceeded our expectations. AGMA 13 rated ground gears arrived on schedule with flawless surface finish. Fifty years of expertise truly shows in every component."

Robert Mitchell

"We had a critical issue with heat-treated gears going out of spec. CMG's nital-etch testing and salvage service recovered our entire batch, saving us thousands in replacement costs."

Jennifer Wu

"Carnes-Miller's gear grinding capabilities up to 400mm diameter and AGMA 13 ratings give us a competitive edge in precision transmission markets. Their expertise is unmatched."

Michael Torres

"We needed helical gears with crown hobbing in two weeks. CMG delivered with perfect tolerances and AGMA 2000 Class 13 ratings. Their responsiveness is exceptional."

David Kowalski

"Competitive pricing on turn-key gears without sacrificing quality. CMG's in-house capabilities from blank to finished product represent outstanding value for our agricultural equipment division."

Sarah Johnson

"We've partnered with CMG for over a decade. Their reliability in planetary gears manufacturing, consistent quality, and proactive communication make them our trusted supplier across all divisions."

Thomas Chen

"Their splines manufacturing using advanced hobbing and broaching techniques delivered gears with perfect involute profiles. The precision gaging and reverse-engineering capabilities proved invaluable."

Angela Martinez

"As an industry peer, I recommend Carnes-Miller's gear grinding services without hesitation. Their AGMA ratings, 50-year track record, and technical depth position them as the premier precision partner."

Gregory Adams
The CMG Grinding Difference

Why Choose Carnes-Miller Gear for Gear Grinding?

Five decades of precision grinding expertise serving New York's most demanding industries.

AGMA 13 Precision

Achieve AGMA Class 13 rating on heat-treated gears with advanced profile grinding technology and validated modifications.

Complete Grinding Capabilities

External gear grinding up to 400mm diameter with profile, lead, and tip relief modifications for New York's specialized industrial applications.

Quality Assurance Testing

In-house nital-etch testing detects grinding burns and ensures surface integrity, with comprehensive Gear Charts validating every specification.

Gear Salvage Expertise

Save time and cost by recovering gears with heat treat distortion, restoring them to precise tolerances through expert grinding.

50 Years of Grinding Excellence

Your trusted partner for precision gear grinding in New York.

Since 1973, Carnes-Miller Gear has been at the forefront of precision gear manufacturing and grinding, serving New York's industrial corridor and beyond. Operating from our dedicated 18,000-square-foot facility, we've evolved from gear shaping specialists into a full-service precision grinding operation. Our team brings over five decades of expertise in gear tooling, equipment, nomenclature, and tolerancing—knowledge that's particularly valuable for New York's diverse industrial landscape, from aerospace components requiring AGMA Class 13 precision to heavy machinery gears serving the region's manufacturing sector. We've navigated economic challenges while maintaining our commitment to quality, investing in advanced grinding technology and comprehensive in-house capabilities that give us precise control over production, cost-effectiveness, and delivery timelines. Today, we're proud to serve aerospace, defense, medical, and industrial customers throughout New York with the same dedication to excellence that defined our founding.

50+ YearsPrecision grinding expertise since 1973
AGMA Class 13Highest precision rating for ground gears
400mm CapacityMaximum external gear diameter

Frequently Asked Questions

What is gear grinding?

Gear grinding is a precision finishing process that removes material from gear teeth using an abrasive grinding wheel to achieve superior surface finish, exact tooth geometry, and tight tolerances. It's essential for heat-treated gears requiring AGMA Class 13 precision, producing the smooth, quiet operation demanded by aerospace, defense, and medical applications.

What causes you to grind gears?

What size gears can you grind?

What AGMA quality class can you achieve?

Can you modify gear profiles during grinding?

Do you test for grinding burns?

Can you salvage gears with heat treat distortion?

What is your turnaround time for gear grinding?

Have Questions About Gear Grinding?

Our grinding experts are ready to discuss your precision gear requirements and provide technical guidance.

Quality & Expertise

Awards and Recognition

AGMA quality standards certification badge

AGMA Quality Standards

Achieving Class 13 precision ratings

50 years of service anniversary badge

50 Years in Business

Trusted since 1973

Aerospace and defense industry certification badge

Aerospace & Defense Trusted

Serving critical industries

Request Your Precision Gear Grinding Quote Today

Share your gear specifications, and our grinding experts will provide a detailed quote with technical recommendations for your New York project.

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