The 860 GT was renamed the 860GTS in 1976 .
The 860 GT was featured a less angular fuel tank than the GT ; a seat without the duck - tail ; lower , narrower handlebars and a decreased final drive ratio .
The 860 GT was renamed the 860GTS in 1976 and featured a less angular fuel tank than the GT ; a seat without the duck - tail ; lower , narrower handlebars and a decreased final drive ratio .