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Supermotos

2008Rieju RRX Spike 50

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The 2008 Rieju RRX Spike 50 is a lightweight supermoto designed for novice and young riders seeking an agile, street-focused machine. Its compact 50cc liquid-cooled engine and nimble 94.5kg frame deliver responsive handling and easy maneuverability in urban environments. Known for affordability and accessibility, this entry-level supermoto excels in city commuting and casual weekend riding.

Capacity
50.0 ccm
Engine
Single
Gearbox
6-speed
Dry weight
94.5 kg
Seat height
840 mm
Power
5.4 HP (4.0 kW)
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How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 20Agility 82Comfort 35Off-road 25Touring 15Road manners 60
Off-road & trail25%
Cornering65%
City riding78%
Daily riding45%
Touring15%
Two-up15%
Track30%
Best for
It's designed for short urban hops, playful commuting, and light supermoto-style fun rather than any serious speed or distance work.
Built for
Nimble, flickable, and toy-like in character, it rewards playful riding at low speeds with sharp steering geometry and a light chassis.
Not ideal for
It's not suitable for highway travel, long-distance touring, carrying a passenger, or any rider seeking real performance or power.

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 840mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with balls of both feet on the 2008 Rieju RRX Spike 50, with a relaxed knee angle of around 125 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
Power/weight ratio
0.0571 HP/kg (dry)
Bore x stroke
40.3 x 39.0 mm
Cooling system
Liquid
Starting
Kick
Torque
Not on record - add it
Transmission
Gearbox
6-speed
Transmission type
Manual
Final drive
Chain
Dimensions & weight
Wheelbase
1332 mm
Overall length
1970 mm
Overall width
750 mm
Overall height
1150 mm
Seat height
840 mm
Dry weight
94.5 kg
Fuel capacity
8.40 litres
Chassis & suspension
Frame
Double cradle. Highly resistant steel perimeter
Front suspension
Paioli inverted fork of 36mm.
Rear suspension
Mono-shock shock absorber
Brakes & wheels
Front brakes
Single disc
Rear brakes
Single disc
Front tyre
100/80-17
Rear tyre
130/70-17
Other
Color options
Black, red, blue

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

Rider Reviews

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Rider rating

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Common questions

What is the engine size of the Rieju RRX Spike 50?

The 2008 Rieju RRX Spike 50 has a Capacity of 50.0 ccm (3.05 cubic inches).

What engine power does the Rieju RRX Spike 50 have?

The 2008 Rieju RRX Spike 50 has a Power of 5.4 HP (4.0 kW).

How many gears does the Rieju RRX Spike 50 have?

The 2008 Rieju RRX Spike 50 has a Gearbox of 6-speed.

How much does the Rieju RRX Spike 50 weigh?

The 2008 Rieju RRX Spike 50 has a Dry weight of 94.5 kg (208.3 pounds).

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