Scooter rear gas with tank shock absorbers TC302-400T-030-85 for Honda Forza 300 YSS with adjustable preload spring to replace the original part. The external gas tank guarantees a better cooling of the oil compared to the models with internal gas preventing the formation of bubbles and thus a more linear, precise and constant operation in all conditions. Wheelbase 400 mm, eyelet upper attachment diameter 10x20 mm, lower connection fork width 26 mm with thread M10.