Motocross is a type of off-road motorcycle racing.
The Honda CR125 is a lightweight aluminum-framed motorcycle designed for motocross and other off-road applications. Unfortunately, the CR series was discontinued in 2008.
The Honda CR125 has a single-cylinder two-stroke engine with 125 ccm of displacement, a liquid cooling system and a compression ratio of 8.6:1. It has a digital ignition with three-dimensional mapping and electronic advance and a 38 mm Mikuni TMX carburetor with a throttle position sensor. Its bore is 54 mm, with a stroke of 54.5 mm.
The front suspension is a 46 mm inverted Kayaba cartridge fork with an 18-position rebound and 20-position compression-damping adjustability, with a travel of 305 mm, or 12 inches. The rear suspension is a Pro-Link Kayaba single-shock with 30-position rebound-damping adjustability, spring-preload and compression-damping adjustment separated into low-speed and high-speed, with a travel of 318 mm, or 12.5 inches.
Brakes and Wheels
Both front and rear brakes are single disc, with a diameter of 240 mm or 9.4 inches. The front tire has dimensions of 80/100-21, and the rear has dimensions of 100/90-19. The caster angle of the wheels is 25.8 degrees, and the wheels’ trail is 100 mm or 3.9 inches. The wheelbase is 1,471 mm or 57.9 inches.
The dry weight is 197 pounds, and the seat height is 947 mm or 37.3 inches. The ground clearance is 351 mm or 13.8 inches. The fuel capacity is 2 gallons.