| MODEL | RIEJU MR SIX DAYS ARGENTINA 2024 |
| Year | 2024 |
| Engine Type | Single cylinder, two-stroke |
| Displacement / Capacity | 299.3 cc / 18.26 cu in |
| Bore X Stroke | 72 x 72 mm |
| Compression Ratio | — |
| Cooling System | Liquid |
| Max Power | — |
| Max Torque | — |
| Ignition | CDI, digital |
| Induction | — |
| Start System | Electric and kick |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | 6-speed |
| Clutch | Multiplate in oil bath |
| Final Drive | — |
| CHASSIS SPECS | |
| Frame | Chromium-molybdenum central tube |
| Front Suspension | Kayaba 48 mm upside-down fork, 300 mm travel |
| Rear Suspension | Kayaba monoshock, 131 mm travel |
| Front Brakes | Single 260 mm disc, Nissin floating caliper |
| Rear Brakes | 220 mm disc, Nissin |
| DIMENSION SPECS | |
| Overall Length | 2145 mm / 84.4 in |
| Overall Width | 810 mm / 31.9 in |
| Overall Height | 1235 mm / 48.6 in |
| Seat Height | 960 mm / 37.8 in |
| Wheelbase | 1480 mm / 58.3 in |
| Ground Clearance | — |
| Dry Weight | 105 kg / 231.5 lb |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 90/90-21 |
| Rear Tyre | 140/80-18 |
| FUEL SYSTEM | |
| Fuel Capacity | 9.8 Litres / 2.59 US gal |
| Fuel Consumption | — |
| Top Speed | — |
A limited edition of the MR Pro 300 made to mark the 2023 International Six Days in San Juan, Argentina. It adds an FMF exhaust, an extended Crosspro crankcase cover, a blue silicone coolant hose and Argentina-themed colours, while the chassis and engine follow the standard Pro.
