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Supermotos

2019Rieju MRT 50 SM

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The 2019 Rieju MRT 50 SM is a lightweight street moto designed for new and young riders seeking an agile, nimble naked bike experience. Its compact 85 kg frame and 870 mm seat height make it accessible for shorter riders, while quality Galfer braking and inverted forks deliver confidence-inspiring handling. Best known for its affordable entry point into motorcycle culture without compromising on street-ready performance and modern styling.

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

What’s new for the 2019 Rieju MRT 50 SM

vs the 2018
Spec20182019
Seat height 850 mm (33.5 inches) 870 mm (34.3 inches)
Front suspension Fork of Ø37mm. Inverted Fork
Rear suspension Mono-shock shock absorber Gas Mono-shock shock absorber and seaprate bottle PRS system
Front brakes Single disc Double disc. Galfer wave disc with double piston caliper
Rear brakes Single disc Single disc. Galfer wave disc
Other years 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 13Agility 81Comfort 35Off-road 15Touring 15Road manners 65
Off-road & trail15%
Cornering85%
City riding70%
Daily riding40%
Touring15%
Two-up10%
Track55%
Best for
Designed for playful, nimble city riding and light supermoto-style fun rather than any serious speed or distance work.
Built for
A tiny, high-revving two-stroke supermoto that rewards eager throttle use and sharp cornering lines over outright pace.
Not ideal for
Not a fit for riders wanting highway speed, long-distance touring capability, or a passenger-friendly setup.

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 2019 Rieju MRT 50 SM, 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
Ignition
CDI
Lubrication system
Separate mixture
Torque
Not on record - add it
Transmission
Gearbox
6-speed
Transmission type
Manual
Final drive
Chain
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
Rear suspension
Gas Mono-shock shock absorber and seaprate bottle PRS system
Brakes & wheels
Front brakes
Double disc. Galfer wave disc with double piston caliper
Front brakes diameter
300 mm
Rear brakes
Single disc. Galfer wave disc
Rear brakes diameter
220 mm
Front tyre
100/80-17
Rear tyre
130/70-17

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 201020142018201920222026
Capacity 50 cc 50 cc 50 cc 50 cc 50 cc 50 cc
Dry weight 95 kg 85 kg 85 kg 85 kg 85 kg 85 kg
Seat height 840 mm 850 mm 850 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 2019 Rieju MRT 50 SM is a sleek and stylish motorcycle that offers great performance and handling. This bike is perfect for both city riding and off-road adventures, with its nimble frame and powerful engine. The lightweight design makes it easy to maneuver, while the powerful motor provides a thrilling ride. Overall, the Rieju MRT 50 SM is a fantastic option for anyone looking for a versatile and capable motorcycle.

With its top-notch design and impressive performance, the 2019 Rieju MRT 50 SM is a must-have for motorcycle enthusiasts. The combination of sleek looks and powerful engine make this bike a standout option in its class. Whether you're cruising through the city streets or hitting the trails, the Rieju MRT 50 SM delivers an exceptional riding experience that is sure to impress. If you're in the market for a new motorcycle, be sure to check out the 2019 Rieju MRT 50 SM for a thrilling and satisfying ride.

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Common questions

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

The 2019 Rieju MRT 50 SM has a Capacity of 50.0 ccm (3.05 cubic inches).

What engine power does the Rieju MRT 50 SM have?

The 2019 Rieju MRT 50 SM has a Power of 5.4 HP (4.0 kW).

How many gears does the Rieju MRT 50 SM have?

The 2019 Rieju MRT 50 SM has a Gearbox of 6-speed.

How much does the Rieju MRT 50 SM weigh?

The 2019 Rieju MRT 50 SM has a Dry weight of 85.0 kg (187.4 pounds).

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