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Shop-Tested. Race-Ready.

Zero-Tolerance Performance, Proven on the Track

Every AJN component is engineered for extreme conditions, eliminating weak points in custom builds with micron tolerances and billet alloy construction. Hear directly from the mechanics and riders who demand the best.

By the Numbers

Reliability You Can Trust

500+

Custom Builds

0

Structural Failures

12 yrs

In Extreme Use

Lead Mechanic Insight

The stiffness of AJN chainrings under peak torque is unmatched. We’ve eliminated flex where it matters most, allowing for direct power transfer.

Mark T., Race Team Chief Mechanic

What Builders Say

Precision Feedback

AJN's custom billet components fit flawlessly, reducing assembly time and boosting chassis rigidity. Their anodized detail is also top-notch.

Sarah L., Custom Frame Builder

We rely on AJN for all high-stress parts. Their micron tolerances mean every component performs exactly as specified, race after race.

David P., Performance Shop Owner

The shop-tested durability of these parts is incredible. I've put their cranksets through hell on downhill tracks with zero issues.

Alex M., Endurance Rider