The 2019 KTM 1290 Super Duke GT gets more aerodynamic handguards. Seat height: 32.9 inches; Fuel tank capacity: 6.1 gallons; Curb weight: 497 pounds; 2019 KTM 1290 Super Duke GT Price: Seat Height (in/mm) 32.9 / 835 2017 KTM Super Duke 1290 GT pictures, prices, information, and specifications. Specs Photos & Videos Compare. Type. Sport pGBt.