This comprehensive service repair manual provides detailed instructions for maintaining and repairing your KYMCO MXer 125 and 150 ATVs. It includes detailed procedures for both routine maintenance tasks and complex component repairs, ensuring you have the information you need to keep your ATV running smoothly. The manual covers a wide range of topics, including: * **General Information:** Provides essential information about the MXer 125 and 150 models, including safety precautions, technical specifications, and troubleshooting tips. * **Frame Covers/Exhaust Muffler:** Details the disassembly, assembly, and maintenance procedures for these components. * **Inspection/Adjustment:** Explains how to inspect and adjust various systems on the ATV, such as the brakes, suspension, and steering. * **Lubrication System:** Covers the proper procedures for maintaining the lubrication system, including oil changes and filter replacements. * **Fuel System:** Provides in-depth information on the fuel system, including carburetor adjustments, fuel lines, and fuel tank maintenance. * **Engine Removal/Installation:** Offers step-by-step instructions for safely removing and reinstalling the engine. * **Cylinder Head/Valves:** Covers the disassembly, inspection, repair, and reassembly of the cylinder head and valves. * **Cylinder/Piston:** Details procedures for inspecting, replacing, and rebuilding the piston and cylinder. * **Drive and Driven Pulleys:** Explains how to disassemble, inspect, and reassemble the drive and driven pulleys. * **Final Reduction/Transmission System:** Covers the maintenance and repair of the final reduction and transmission systems. * **Crankcase/Crankshaft/Balance Shaft:** Provides instructions for disassembling, inspecting, and reassembling the crankcase, crankshaft, and balance shaft. * **Front Wheel/Front Brake/Front Suspension/Steering System:** Covers the maintenance and repair of the front wheel, front brake system, front suspension, and steering system. * **Rear Wheel/Swing Arm/Hydraulic Brake:** Details the disassembly, inspection, repair, and reassembly procedures for the rear wheel, swing arm, and hydraulic brake system. * **Battery/Charging System/A.C. Generator:** Covers the maintenance and repair of the electrical system, including the battery, charging system, and generator. * **Ignition System:** Provides detailed procedures for inspecting, adjusting, and repairing the ignition system. * **Starting System:** Explains the operation and troubleshooting of the starting system. * **Lights/Switches:** Covers the maintenance and repair of the lighting system and switches. This manual provides all the necessary information to help you keep your KYMCO MXer 125 and 150 ATV in top condition.

The KYMCO MX'er 125 and 150 are popular entry-level ATVs designed for recreational riding and light off-road adventures. These machines are known for their affordability, ease of use, and durability, making them ideal for beginners and families looking for a fun and accessible way to experience the outdoors. The MX'er boasts a lightweight and agile design, featuring a tubular steel frame and a compact footprint that allows for maneuverability on various terrains. Powered by a reliable, air-cooled, single-cylinder engine, the 125cc and 150cc models offer different power outputs to cater to varying rider preferences. The MX'er 125 provides a smooth and gentle ride, making it perfect for younger riders or those seeking a relaxed experience. In contrast, the MX'er 150 offers a bit more power and punch, suitable for riders looking for a more engaging and spirited ride. Both models feature a user-friendly automatic transmission that makes riding effortless, eliminating the need for gear shifting. The MX'er boasts a comfortable riding position with a wide, padded seat and adjustable handlebars, ensuring a comfortable ride for riders of different heights. The suspension system includes telescopic forks at the front and a swingarm with a single shock absorber at the rear, providing a smooth and controlled ride over bumps and uneven terrain. The MX'er also features durable, knobby tires that offer excellent traction on various surfaces, from dirt trails to grass and gravel. Safety features include an integrated parking brake and a reliable braking system that provides confident stopping power. Whether exploring trails, cruising around the property, or simply enjoying some recreational fun, the KYMCO MX'er 125 and 150 offer a solid and dependable ride, making them a popular choice for individuals and families looking for an exciting outdoor experience.