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The fastest electric bike is the HPC Revolution XX, radar-verified at 74 mph on flat ground.

The fastest production bike is the Kawasaki Ninja H2R, a track-only machine that has recorded near-400 km/h runs.

Exercise bike training boosts heart health, protects joints, builds leg strength, and fits busy schedules with precise, low-impact work.

A scrambler bike is a street motorcycle adapted for light off-road use, mixing road manners with dirt-friendly parts and retro design.

MIPS in bike helmets is a low-friction layer that lets the helmet slip on angled impact to reduce rotational motion to the brain.

An electric bike is a pedal-driven bicycle with a battery and small motor that adds assistance while you ride.

A bike bottom bracket is the bearing assembly that lets your crank spin smoothly inside the frame shell.

Motorcycle ABS prevents wheel lock and helps you steer during hard braking, keeping the bike stable in panic or slippery stops.

An air bike is a fan-resistance stationary bike with moving arms; the harder you pedal and push, the more instant resistance you create.

A street-legal dirt bike is an off-road motorcycle equipped and registered for public roads under motorcycle rules.