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Supermotos

2023Rieju MRT 50 SM Pro

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The 2023 Rieju MRT 50 SM Pro is a lightweight super motard designed for riders seeking sporty street performance and agile handling. Powered by a responsive Minarelli NG two-stroke engine with a racing-spec exhaust, it delivers spirited acceleration ideal for urban riding and weekend fun. Its steel perimeter frame and liquid-cooled construction prioritize durability and rideability.

Capacity
50.0 ccm
Engine
Single, two-stroke
Gearbox
6-speed
Dry weight
85.0 kg
Seat height
870 mm
Power
5.4 HP (4.0 kW)
⇄ Compare with another bike + Add to garage All model years
Other years 2017 2018 2019 2020 2021 2022 2023 2024

How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 19Agility 89Comfort 25Off-road 15Touring 10Road manners 55
Off-road & trail15%
Cornering85%
City riding60%
Daily riding30%
Touring10%
Two-up10%
Track70%
Best for
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.
Built for
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.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Will it fit you?

Worked out in your browser - nothing is sent to us
At 870mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with tip-toe one foot on the 2023 Rieju MRT 50 SM Pro, with a relaxed knee angle of around 135 degrees and a forward-leaning riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

More bikes at 821-900 mm — Long Legs →

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Full specifications

Engine
Capacity
50.0 ccm
Power
5.4 HP (4.0 kW)
Engine type
Single, two-stroke
Power/weight ratio
0.0635 HP/kg (dry)
Bore x stroke
40.3 x 39.0 mm
Cooling system
Liquid
Fuel system
Carburettor
Starting
Kick
Lubrication system
Separate mixture
Torque
Not on record - add it
Transmission
Gearbox
6-speed
Transmission type
Manual
Final drive
Chain
Clutch
Multidisk
Dimensions & weight
Wheelbase
1380 mm
Overall length
2070 mm
Overall width
800 mm
Overall height
1145 mm
Seat height
870 mm
Dry weight
85.0 kg
Fuel capacity
6.30 litres
Oil capacity
1.10 litres
Chassis & suspension
Frame
Highly resistant double cradle steel perimeter. Detachable rear sub-chassis.
Front suspension
Inverted Fork of Ø40mm.
Rear suspension
Gas Mono-shock shock absorber and seaprate bottle PRS system
Brakes & wheels
Front brakes
Single disc. Galfer wave disc with double piston caliper
Front brakes diameter
300 mm
Rear brakes
Single disc. Galfer wave disc
Rear brakes diameter
200 mm
Front tyre
100/80-17
Rear tyre
130/70-17
Other
Color options
Red, red/blue, red/black, Black/cyan
Comments
Spanish brand.

Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.

What changed, year to year

Differences highlighted
Specification 201720192021202220232024
Capacity 50 cc 50 cc 50 cc 50 cc 50 cc 50 cc
Dry weight 85 kg 85 kg 85 kg 85 kg 85 kg 85 kg
Seat height 870 mm 870 mm 870 mm 870 mm 870 mm 870 mm
Fuel capacity 6.3 L 6.3 L 6.3 L 6.3 L 6.3 L 6.3 L

Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.

Rider Reviews

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MotorcycleDB

The 2023 Rieju MRT 50 SM Pro is a top-notch supermoto bike that offers a perfect blend of style, performance, and handling. With its sleek design and powerful 50cc engine, this bike is perfect for both beginners and experienced riders. The lightweight frame and nimble handling make it great for maneuvering through city streets and tackling tight corners. The MRT 50 SM Pro also comes equipped with high-quality components, such as inverted front forks and a rear mono-shock, delivering a smooth and controlled ride. Whether you're hitting the trails or zipping through urban roads, the Rieju MRT 50 SM Pro is a versatile and fun ride.

Overall, the 2023 Rieju MRT 50 SM Pro is a fantastic choice for anyone in the market for a supermoto bike. Its stylish design, powerful engine, and exceptional handling make it a standout option in its class. Whether you're a seasoned rider or just starting out, the MRT 50 SM Pro offers a thrilling and reliable ride that is sure to impress. With its impressive features and high-quality construction, this bike is a worthy investment for anyone looking for a stylish and capable supermoto ride.

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Common questions

What is the engine size of the Rieju MRT 50 SM Pro?

The 2023 Rieju MRT 50 SM Pro has a Capacity of 50.0 ccm (3.05 cubic inches).

What engine power does the Rieju MRT 50 SM Pro have?

The 2023 Rieju MRT 50 SM Pro has a Power of 5.4 HP (4.0 kW).

How many gears does the Rieju MRT 50 SM Pro have?

The 2023 Rieju MRT 50 SM Pro has a Gearbox of 6-speed.

How much does the Rieju MRT 50 SM Pro weigh?

The 2023 Rieju MRT 50 SM Pro has a Dry weight of 85.0 kg (187.4 pounds).

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