The Polaris ATV Xpress 400, produced from 1996 to 1998, represents a robust offering in the utility ATV market, built by a manufacturer recognized for its durable and capable powersports vehicles. This model is engineered for reliable performance in various conditions, reflecting the significant development in ATV technology during its production era. While specific engine displacement, horsepower, and torque figures are detailed within the manual, the Xpress 400 typically features a carbureted gasoline engine and a drive system likely comprising 2WD or 4WD capabilities, designed to meet the demands of its intended utility usage. This comprehensive workshop service repair manual provides complete service and repair information for the Polaris ATV Xpress 400 models from 1996 through 1998. It covers extensive troubleshooting and diagnostic procedures, detailed maintenance schedules, and essential fluid specifications, including engine oil and brake fluid types. The manual is organized with a numbered table of contents for easy navigation and includes step-by-step instructions, integrated notes, cautions, and warnings, along with detailed illustrations and wiring diagrams to assist owners and professional mechanics in maintaining and repairing the vehicle effectively.