This workshop service repair manual provides comprehensive information for the Blade 400 and Blade 425 models. Known for practical and robust designs, these models offer an entry into the mid-size ATV segment. These vehicles are engineered for versatile use, likely catering to both recreational riders and those requiring a dependable workhorse. The manual details various systems including engine lubrication, fuel, and cooling, alongside the V-type belt driving system, kick starter, final driving mechanism, and essential electrical components and diagrams. Coverage extends to chassis systems such as brakes, wheels, steering, and suspension, ensuring a complete understanding of the vehicle's construction. The purpose of this manual is to serve as an exhaustive resource for maintaining and repairing your ATV. It contains detailed procedures for routine maintenance, lubrication, and component servicing, including engine removal, cylinder head and crankshaft work, and brake and suspension system repairs. With hundreds of pages of content, complete with photos and illustrations, this English-language manual guides DIY enthusiasts and professional mechanics through every aspect of vehicle upkeep. It is designed to be cost-effective, convenient, and easily accessible, enabling users to keep their vehicle in optimal working condition and save on labor costs by providing step-by-step instructions and diagnostic guidance.