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RC Cars, RC Racing, Local RC Racing in Northern California, Associated, Yokomo, Losi, Kawada, HPI RS4, Tamiya Mini Cooper, TMaxx, EMaxx, Kyosho and other touring cars, RC Electric and Nitro Cars,RC Racing,R/C Racing

Performance gearboxes, custom gearing, differentials. Custom mid engine transaxle inversion specialists.

Welcome to Gearchart.com r/c car gear ratio chart creator brought to you by Arroyo Consulting.

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VEX Robotics Design System

JT Sprockets is one of the leading motorcycle sprockets manufacturers worldwide.

Features on-line gear ratio and tire sizing calculators for the offroad and 4x4 enthusiast. Trail reports in Colorado, classified ads, club listings, and more...

The HowStuffWorks Auto Section contains articles about everything from engine workings to classic cars. Learn about cars on HowStuffWorks Auto.

For over a decade, we at Robinson Racing Products have dedicated ourselves to producing the finest gears available to the RC racer: We introduced 48 Pitch to RC to give racers more competitive options. Other manufacturers sell gears as a side line, b...