, which contain most of the maintenance and assembly data you need. 🛠️ Official Manuals & Guides
Stop using pirated 2018 PDFs. Stop guessing bolt torques. Invest in the manual today, perform your valve clearance checks correctly, and enjoy another 50,000 kilometers of smooth riding.
This is a safety issue. The original manual listed the rear swingarm pivot nut at 75 Nm. The corrects this to 95 Nm due to reports of loosening pivot shafts on rough roads.
Do not download from mediafire links or unmoderated Facebook groups. These often contain malware or the 2018 edition renamed as “UPD.”
Not every file labeled “UPD” is actually updated. Look for these identifiers:
The Y16ZR (also known as the Exciter 155 in some regions) features a highly advanced 155cc engine with Variable Valve Actuation (VVA). Because this bike bridges the gap between everyday underbone mopeds and actual sportbikes, its service manual is dense with sophisticated engineering protocols.