• Reliable and easy to use lightweight engine is both simple to operate and to maintain
• Bore and stroke of 58.0 x 54.4mm
• Engine revs easily and allows riders to use the full rpm range of the engine up to the rev limiter at 10,500 rpm
• Exhaust pipe is curved to achieve optimum length for good power character yet remain unobtrusive
• Quiet muffler is equipped with a U.S. Forest Service-approved spark arrester, meaning the KLX140L can access designated public off-road riding areas
• Oil-moistened air-filter is washable, reusable, easily accessed and highly effective in dusty situations