| MODEL | KTM 450 SMR 2023 |
| Year | 2023 |
| Engine Type | Four stroke, single cylinder, SOHC, 4 valves |
| Displacement / Capacity | 449.9 cc / 27.4 cu in |
| Bore X Stroke | 95 x 63.4 mm |
| Compression Ratio | 12.75:1 |
| Cooling System | Liquid cooled |
| Max Power | 63 hp |
| Max Torque | — |
| Ignition | — |
| Induction | Keihin EFI with 44 mm throttle body |
| Start System | Electric |
| TRANSMISSION SPECS | |
| Lubrication | Pressure lubrication with 2 rotor pumps |
| Gear Box | 5 Speed (Pankl gearbox per press release) |
| Clutch | Suter slipper clutch with Brembo hydraulics |
| Final Drive | Chain 5/8 x 1/4 in, final drive ratio 14:45 |
| CHASSIS SPECS | |
| Frame | Central double-cradle type, 25CrMo4 steel |
| Front Suspension | 48 mm fully adjustable WP Xact inverted fork, 284.5 mm / 11.2 in wheel travel |
| Rear Suspension | Linkage-assisted WP Xact shock, 266.7 mm / 10.5 in wheel travel |
| Front Brakes | Single 310 mm disc with Brembo hydraulics |
| Rear Brakes | Single 220 mm disc with Brembo hydraulics |
| DIMENSION SPECS | |
| Overall Length | — |
| Overall Width | — |
| Overall Height | — |
| Seat Height | 890 mm / 35 in |
| Wheelbase | 1468 mm / 57.8 in |
| Ground Clearance | 290 mm / 11.4 in |
| Dry Weight | 102 kg / 224.8 lb |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 125/60 x 16.5, Bridgestone Battlax Supermoto |
| Rear Tyre | 165/65 x 17, Bridgestone Battlax Racing |
| FUEL SYSTEM | |
| Fuel Capacity | 7 Litres / 1.85 US gal |
| Fuel Consumption | — |
| Top Speed | — |
A 2023 supermoto version of the 450 SMR, using the motocross-derived engine tuned for supermoto use. It keeps the chromoly frame, WP Xact suspension, Brembo brakes and Suter slipper clutch of the range, with racing-style graphics. The bike is marketed for competition supermoto riding.
