From the original 987cc Flying Brick to the 1,649cc inline-six — every major K-Series generation compared. The ★ K1300S column is highlighted as the definitive Flying Brick expression.
| Spec | K100 (1983) | K1200S (2004) | ★ K1300S (2009) | K1600GT (2011) | K1600 Grand America (2017) |
|---|---|---|---|---|---|
| Engine | 987cc inline-4 | 1,157cc inline-4 | 1,293cc inline-4 | 1,649cc inline-6 | 1,649cc inline-6 |
| Peak Power | 90 hp | 167 hp | 175 hp | 160 hp | 160 hp |
| Peak Torque | 78 Nm | 130 Nm | 140 Nm | 175 Nm | 175 Nm |
| Top Speed | 200 km/h | 280+ km/h | 280+ km/h | 250 km/h | 250 km/h |
| Wet Weight | 228 kg | 234 kg | 228 kg | 348 kg | 399 kg |
| Front Suspension | Telescopic forks | Duolever | Duolever + ESA | Duolever + Dynamic ESA | Duolever + Dynamic ESA |
| ABS | No | Integral ABS | Integral ABS | Integral ABS Pro | Integral ABS Pro |
| Gearbox | 5-speed | 6-speed | 6-speed | 6-speed | 6-speed + reverse |
| Cylinders | 4 | 4 | 4 | 6 | 6 |
| Production | 1983–2000 | 2004–2008 | 2009–2016 | 2011–present | 2017–present |