Suzuki GSX 1200

Along with the parallel-twin GS400, was Suzuki's first large multi-cylinder four-stroke motorcycle. The GS was Suzuki's version of what was and is referred to as a Universal Japanese Motorcycle, so common was this 4-cylinder four-stroke configuration amongst the Japanese manufacturers at the time.

And represented the next step in Suzuki's four-stroke road bike range after the two-valve GS Series. In North America though, the Suzuki four-valve and two-valve four-stroke road bikes were both designated as Suzuki GS motorcycles. But retained the "GS" designation for the US and Canadian markets until the release of the GSX-R models

With the introduction of a completely new GSX 750, Suzuki's first modern mono-shocked sportbike in both a naked (GSX 750E) and half-faired (GSX 750ES) version. Although this bike received solid reviews from testing magazines (and came to be the testers' preferred 750 sport machine for the year), its…

The U.S. market received the GS 700 - a bike with a de-stroked engine and minor cosmetic differences due to the imposition by the U.S. Government of a 50% tariff on all imported motorcycles displacing more than 700cc (repealed Sharing the same engine and 16" front wheel chassis of the ES. 1984 also saw the release of completely new GSX-R 750 signaled a new direction of race-replica sport bikes. With the addition of a 16" front end, including a full-faired 124 bhp monster of a musclebike, the GSX 1100EFE (US: GS1150EF). The larger bikes, although still sought after as classic superbikes, were also replaced by the GSX-F (Katana in North America only) lineups, based on detuned GSX-R engines w… Along with Suzuki's other big-bore four-valver models. This is the engine that the first Suzuki GSX-R Series bikes were based on.

(1985 outside the US). These GSX engines were based on Suzuki's "TSCC" (Twin-Swirl Combustion Chamber) engine design, and shared little with previous two-valve models.

). All other markets continued to receive 750cc models.

Only for the Asian market, the sport-touring Thunder GS 250 emerged. Subsequently, to be given the designation GSX

. By 2005, that was then completely discontinued.