This document pertains to the 400 and 520 models from the year 2000. These motorcycles are renowned for their performance-oriented design, particularly within the off-road and dual-sport segments, embodying a legacy of robust engineering and rider-focused functionality. The LC4 engine platform, which these models utilize, is celebrated for its torque and durability, making them capable machines for demanding terrain and recreational riding. Their construction emphasizes quality components and a straightforward mechanical design, contributing to their reputation for reliability when properly maintained.

This comprehensive parts manual provides detailed breakdowns of all major vehicle systems and components specific to the 400 and 520 models from 2000. It includes extensive, clear exploded diagrams that illustrate the precise arrangement and order of assembly for hundreds of individual parts, facilitating accurate part identification and ordering using OEM part numbers. The catalog is essential for owners and technicians undertaking maintenance, repairs, or restoration projects, ensuring that the correct replacement parts are sourced for optimal vehicle performance and longevity.