The Gilera DNA 125 and 180 (model code ZAPM26) represent a unique offering in the sporty scooter segment, blending aggressive, sportbike-inspired styling with practical scooter functionality. Introduced in the late 1990s and early 2000s, these models feature dual headlights, exposed frame elements, and under-seat storage, appealing to riders seeking a more engaging and dynamic riding experience. Powered by LEADER 4-stroke engines, the 125cc variants offer approximately 10-11 HP, while the 180cc models provide around 15-16 HP, delivering agile handling and spirited performance. An Italian manufacturer with a heritage dating back to 1909, is known for its performance-oriented vehicles, and the DNA embodies this ethos with its robust steel tube frame and hydraulic disc brakes front and rear. This factory-type service repair workshop manual provides comprehensive coverage for the entire Gilera DNA 125 and 180 scooter range. It is designed to assist owners, mechanics, and technicians in maintaining and repairing these vehicles effectively. The manual details engine diagnostics and repair for the 125cc and 180cc LEADER engines, as well as comprehensive guides for the fuel, ignition, transmission, cooling, lubrication, electrical, braking, suspension, and steering systems. Included are procedures for routine maintenance, engine rebuilds, transmission servicing, electrical diagnostics, and bodywork repair, alongside essential torque specifications. The document is presented in English and is compatible with PC and MAC operating systems, offering high-resolution, text-searchable content for clarity and efficient information retrieval.