Rieju MRX 50 Pro - 2003 Specifications and Reviews

The 2003 Rieju MRX 50 Pro is a lightweight 50cc enduro designed for beginner and younger riders seeking off-road capability. Its compact frame and accessible seat height make it ideal for learning trail riding skills, while the responsive single-cylinder engine delivers adequate power for varied terrain exploration.

5 stars Average rating: 5 from 1 votes
.

Engine and Transmission Specifications

Power8.00
Stroke2
Engine typeSingle cylinder
Capacity:49.00 ccm (2.99 cubic inches)

Physical measures and capacities

Wheelbase1,332 mm (52.4 inches)
Seat height920 mm (36.2 inches) If adjustable, lowest setting.

Rieju MRX 50 Pro dimensions and frame

Fuel capacity8.40 litres (2.22 gallons)
 
 

CategoryEnduro / offroad
Year2003
ModelRieju MRX 50 Pro

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay

Performance Profile & Rider Fit

Best For

Track15%
City30%
Cornering45%
Daily Riding20%
Touring10%
Passenger5%

Rider Profile

Best ForThis 50cc enduro is best suited to young or beginner riders learning off-road basics rather than experienced riders seeking performance.
PurposeIt is designed as a lightweight, small-displacement trail and learner bike for off-road play rather than any serious speed or distance work.
Rider FitThe tall 920mm seat height combined with a very light dry weight makes it manageable for smaller or lighter riders despite the enduro stance.
CharacterIt has the nimble, playful character typical of small two-stroke enduros, with quick handling but very limited outright power.
Not Ideal ForIt is not suitable for highway travel, two-up riding, or anyone expecting real touring range or top-end speed.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2003 Rieju MRX 50 Pro Rider Ergonomics Assessment

Calculated in your browser only - your height/inseam are never sent to our servers.

Feet:

At 920mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with cannot reach comfortably on the 2003 Rieju MRX 50 Pro, with a cramped knee angle of around 80 degrees and an upright riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

Find bikes that fit your height →

Rider Reviews

Add a Comment


Please Login or Register if you would like to leave a comment.