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Naked Motorcycles

2003Cagiva Planet 125

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The 2003 Cagiva Planet 125 is an accessible naked bike designed for beginner and commuter riders seeking a lightweight, nimble platform. Powered by a simple single-cylinder engine, it excels in urban environments thanks to its manageable seat height and compact wheelbase. Known for affordable everyday practicality and easy handling, it remains popular among new riders and budget-conscious commuters.

Capacity
124.6 ccm
Engine
Single
Gearbox
6-speed
Dry weight
125.0 kg
Seat height
800 mm
Power
15.0 HP (11.0 kW)
⇄ Compare with another bike + Add to garage All model years

What’s new for the 2003 Cagiva Planet 125

vs the 2002
Spec20022003
Seat height 775 mm (30.5 inches) 800 mm (31.5 inches)
Other years 1998 1999 2000 2001 2002 2003

How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 30Agility 78Comfort 45Off-road 20Touring 25Road manners 55
Off-road & trail20%
Cornering55%
City riding82%
Daily riding75%
Touring25%
Two-up30%
Track20%
Best for
It's built primarily as a lightweight, low-cost commuter for zipping around town rather than covering long distances.
Built for
It has the nimble, buzzy character typical of a small-displacement two-stroke single, favoring flickable handling over outright power.
Not ideal for
It's not the right choice for riders seeking highway speed, long-distance touring comfort, or serious two-up riding.

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 800mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with both feet flat on the 2003 Cagiva Planet 125, with a relaxed knee angle of around 120 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 751-820 mm — Middle Ground →

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Full specifications

Engine
Capacity
124.6 ccm
Power
15.0 HP (11.0 kW)
Engine type
Single
Power/weight ratio
0.1200 HP/kg (dry)
Bore x stroke
56.0 x 50.6 mm
Compression
10.2:1
Cooling system
Liquid
Fuel system
Carburettor
Starting
Electric
Torque
Not on record - add it
Transmission
Gearbox
6-speed
Transmission type
Manual
Final drive
Chain
Dimensions & weight
Wheelbase
1395 mm
Seat height
800 mm
Dry weight
125.0 kg
Wet weight
135.0 kg
Fuel capacity
12.50 litres
Ground clearance
160 mm
Chassis & suspension
Front wheel travel
120 mm
Rear wheel travel
140 mm
Brakes & wheels
Front brakes
Single disc
Front brakes diameter
320 mm
Rear brakes
Single disc
Rear brakes diameter
230 mm
Front tyre
110/70-17
Rear tyre
150/60-17

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 19981999200120022003
Capacity 125 cc 125 cc 125 cc 125 cc 125 cc
Dry weight 125 kg 125 kg 125 kg 125 kg 125 kg
Seat height 795 mm 780 mm 775 mm 775 mm 800 mm
Fuel capacity 12.5 L 12.5 L 12.5 L 12.5 L 12.5 L

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

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Common questions

What is the engine size of the Cagiva Planet 125?

The 2003 Cagiva Planet 125 has a Capacity of 124.6 ccm (7.60 cubic inches).

What engine power does the Cagiva Planet 125 have?

The 2003 Cagiva Planet 125 has a Power of 15.0 HP (11.0 kW).

How many gears does the Cagiva Planet 125 have?

The 2003 Cagiva Planet 125 has a Gearbox of 6-speed.

How much does the Cagiva Planet 125 weigh?

The 2003 Cagiva Planet 125 has a Dry weight of 125.0 kg (275.6 pounds).

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