Manufacturer Honda Production 1988-1990 | Also called Honda NX250 Dominator Class Dual-sport | |
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Engine MD21E. 249cc single-cylinder, liquid-cooled, four-stroke, DOHC Bore / stroke 70 mm × 64.8 mm (2.76 in × 2.55 in), 4-valves | ||
The Honda NX250 was a new concept produced by Honda, a crossover dual-sport motorcycle available in the USA from 1988 through 1990. It was a lightweight bike intended for both on-road and off-road riding. The NX250 featured the new MD21E engine which was a liquid-cooled, 249 cc, single-cylinder, four-valve, DOHC, four-stroke with an electric start. It had a bore and stroke of 70.0 mm × 64.8 mm (2.76 in × 2.55 in), 11 to 1 compression ratio, and a six-speed transmission. The suspension was 37 mm (1.5 in) forks with 8.7 inches travel up front, and Pro-Link with 7.9" in the rear. The NX250 had a 1,350 mm (53 in) wheelbase and a dry weight of 118 kg (260 lb). The seat height was 820 mm (32 in). In some countries Honda continued production of the NX250 up to 1993, where it was named Honda NX250 Dominator.
AX-1
The Honda AX-1 was a modified version of Honda NX-250 intended only for the Japanese market but was offered in Oceania. Using the same chassis as the NX-250, the AX-1 came standard with alloy rims, aluminum Pro-Link rear suspension this time with a rear disc brake, dual round headlights, taller cams, stainless steel exhaust and different carburetor settings. The valve clearance check interval is every 24,000 miles (39,000 km).