The KTM 890 DUKE features horizontally split crankcases, which are aluminum high pressure cast, allowing for reduced wall thickness, less weight and improved engine cooling. Crankcase2021-03-092021-03-09https://spinnin-wheel.com/wp-content/uploads/2019/08/logo_spinnin3.jpgSpinnin-Wheel AShttps://spinnin-wheel.com/wp-content/uploads/2021/03/pho_bike_det_790-duke-2018-crankcase_sall_aepi_v1-2.jpg200px200px