This comprehensive repair manual provides detailed information on the 1990-1991 Kawasaki KDX125 and KDX250 2-stroke motorcycles. It covers a wide range of topics to help you perform repairs, maintenance, and troubleshooting. The manual includes sections on general information, routine maintenance procedures, engine removal and installation, fuel system, lubrication and cooling system, engine specifications, transmission, drive chain and sprockets, steering system, shocks, body work, intake and exhaust, electrical system, and advanced troubleshooting. With this manual, you will have access to everything you need to keep your Kawasaki KDX125 or KDX250 running smoothly. Whether you are a seasoned mechanic or a novice, this manual will equip you with the knowledge to tackle any repair or maintenance task.

The 1990-1991 Kawasaki KDX125 and KDX250 were a pair of highly-regarded off-road motorcycles that epitomized the golden age of two-stroke motocross. These machines were designed for both experienced riders and beginners, offering a fun and exhilarating riding experience in the dirt. The KDX125, with its 124cc two-stroke engine, was a popular choice for younger riders or those seeking a lighter and more nimble machine. It boasted a responsive powerband, making it easy to control and maneuver through tight trails and challenging terrain. Meanwhile, the KDX250, equipped with a 249cc two-stroke engine, provided a more powerful and aggressive ride for experienced riders. The KDX250 delivered impressive acceleration and top speed, making it suitable for tackling demanding trails and even competing in amateur motocross races. Both KDX models featured robust and reliable construction, with a durable steel frame, long-travel suspension, and efficient braking system. The KDX125 and KDX250 were known for their excellent handling and stability, allowing riders to confidently navigate even the most challenging terrain. These motorcycles incorporated a range of features for rider comfort and functionality, including a comfortable seat, adjustable handlebars, and a user-friendly control layout. The KDX series was also lauded for its reliability and ease of maintenance, making them popular choices for off-road enthusiasts seeking a machine that could withstand the rigors of dirt riding. Today, these classic motorcycles remain highly sought-after by collectors and enthusiasts, reflecting their enduring legacy as some of the most enjoyable and capable off-road machines ever produced.