Rieju MRT 50 SM Pro - 2021 Specifications and Reviews
The 2021 Rieju MRT 50 SM Pro is a lightweight super motard designed for riders seeking sporty performance in the 50cc class. Powered by a liquid-cooled Minarelli NG two-stroke engine with a six-speed gearbox, it combines agile handling with racing-oriented components including a performance exhaust system. Ideal for young or new riders wanting street-focused fun and urban versatility.
Engine and Transmission Specifications | |
| Exhaust system | Racing Muffler with aluminium silencer |
| Clutch | Multidisk |
| Transmission type | Chain (final drive) |
| Gearbox | 6-speed |
| Cooling system | Liquid |
| Lubrication system | Separate mixture |
| Fuel system | Carburettor. Dell´Orto PHBN 16 |
| Bore x Stroke | 40.3 x 39.0 mm (1.6 x 1.5 inches) |
| Engine details | Minarelli NG engine |
| Engine type | Single cylinder, two-stroke |
| Capacity: | 50.0 ccm (3.05 cubic inches) |
| Category | Super motard |
| Year | 2021 |
| Model | Rieju MRT 50 SM Pro |
Brakes, suspension, Frame and wheels | |
| Rear brakes | Single disc. Galfer wave disc |
| Diameter | 300 mm (11.8 inches) |
| Front brakes | Single disc. Galfer wave disc with double piston caliper |
| Rear tire | 130/70-17 |
| Front tire | 100/80-17 |
| Rear Suspension | Gas Mono-shock shock absorber and seaprate bottle PRS system |
| Front Suspension | Inverted Fork of Ø40mm. |
| Frame type | Highly resistant double cradle steel perimeter. Detachable rear sub-chassis. |
| | |
Physical measures and capacities | |
| Oil capacity | 1.10 litres (1.16 US quarts) |
| Fuel capacity | 6.30 litres (1.66 US gallons) |
| Wheelbase | 1380 mm (54.3 inches) |
| Overall width | 800 mm (31.5 inches) |
| Overall length | 2070 mm (81.5 inches) |
| Overall height | 1145 mm (45.1 inches) |
| Seat height | 870 mm (34.3 inches) If adjustable, lowest setting. |
| Dry weight | 85.0 kg (187.4 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Comments | Spanish brand. |
| Instruments | Digital |
| Starter | Kick |
| Color options | Black, Orange, Blue |
Performance Profile & Rider Fit
Best For
Track70%
City60%
Cornering85%
Daily Riding30%
Touring10%
Passenger10%
Rider Profile
| Best For | This is best suited to younger or licence-restricted riders and supermoto enthusiasts who want a nimble, playful minibike rather than a first-time absolute novice on public roads. |
| Purpose | Built as a tiny supermoto for sharp, flickable handling on tight tarmac and go-kart-style track days rather than for outright speed or distance. |
| Rider Fit | Its very low dry weight and compact dimensions make it extremely easy to manage and toss around, though the tall-ish 870mm seat height suits shorter, lighter riders best. |
| Character | A fun, high-revving two-stroke minimoto with racy supermoto styling, premium-feeling components like an inverted fork and wave discs, and an eager, playful personality. |
| Not Ideal For | This is not the right bike for highway travel, carrying a passenger comfortably, long-distance touring, or riders seeking real off-road or high-speed capability. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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Rider Reviews
Total comments: 1

MotorcycleDB Review
The 2021 Rieju MRT 50 SM Pro is a stunning and versatile motorcycle that delivers an exhilarating riding experience. With its lightweight and agile design, this bike is perfect for navigating through city streets and handling tight corners with ease. The powerful 50cc engine provides excellent acceleration, while the upgraded suspension and braking system ensure maximum control and safety. The sleek and modern styling of the MRT 50 SM Pro is sure to turn heads wherever you go, making it a great choice for riders who want to stand out. Overall, the 2021 Rieju MRT 50 SM Pro offers a fantastic combination of performance, style, and agility. Whether you're a beginner looking for a fun and easy-to-handle bike or a seasoned rider seeking a nimble and powerful machine, this motorcycle has something to offer. With its impressive features and striking appearance, the MRT 50 SM Pro is a top contender in the 50cc motorcycle category and is worth considering for anyone in the market for a new ride.Add a Comment
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