2021 KTM 690 SMC R - a legendary 690 LC4 motor and a sophisticated electronics package. Handling is enhanced by the latest fully-adjustable WP APEX suspension, Electronic fuel injection. STREET SLAYER 2021 KTM 690 SMC R Features may include: ENGINE & EXHAUST Engine The LC4 690 cc single-cylinder engine combines powerful acceleration from the very lowest revs with an outstanding free-revving nature and refined engine running. Another big plus is besides the engine being extremely economical with fuel it also has long service intervals of 10,000 km, keeping running costs low. 02. CHASSIS Frame The trellis frame is manufactured from lightweight sections of top-quality chrome-molybdenum steel tubing of varying thicknesses. This type of balanced frame design provides high torsional rigidity for best handling and rideability, while a more specifically-tuned longitudinal flexibility can absorb the wheel impact energy, supporting the suspension for reduced rider fatigue. ERGONOMICS & COMFORT Handlebar The lightweight tapered 808 mm wide handlebars are rubber mounted to reduce vibrations. Their width and shape are aimed at providing optimum control in all situations. SOFTWARE & ELECTRONICS Rider aids Electronic fuel injection, ride-by-wire and the engine management system (EMS) make it possible to offer innovative yet easy-to-use electronic rider aids. These features can be selected, deselected and utilized to put the potent new-generation LC4 motor to effective use across a much wider range of streets, surfaces and conditions.