Can a 140 motocross bike balance power and everyday rideability?
A 140 motocross bike achieves balance by utilizing a 56mm bore YX140 engine that outputs 11.2 HP, providing a 28% torque increase over 125cc units while keeping the dry weight at 144 lbs. Data from 2025 shows that its 31-inch seat height allows 87% of riders to stay flat-footed, enhancing stability. With 32mm inverted forks …
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