Adventure Motorcycles

1998Aprilia Pegaso 650

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The 1998 Aprilia Pegaso 650 is a versatile middleweight enduro designed for adventure-minded riders seeking approachable off-road capability. Its single-cylinder 652cc engine delivers predictable power and torque for trail exploration, while the lightweight 180kg chassis ensures manageable handling both on and off pavement. Known for reliability and user-friendly performance, it suits riders transitioning to adventure riding.

Capacity: 652.0 ccm
Engine: Single, four-stroke
Gearbox: 5-speed
Dry weight: 180.0 kg
Seat height: 845 mm
Power: 50.0 HP (36.8 kW)

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What’s new for the 1998 Aprilia Pegaso 650

vs the 1997

Spec	1997	1998
Torque	54.0 Nm (5.5 kgf-m or 39.8 ft.lbs) @ 6250 RPM	54.0 Nm (5.5 kgf-m or 39.8 ft.lbs)
Dry weight	161.0 kg (354.9 pounds)	180.0 kg (396.8 pounds)
Fuel capacity	—	22.00 litres (5.81 US gallons)

Other years 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012

How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail40%

Cornering72%

City riding75%

Daily riding65%

Touring38%

Two-up35%

Track35%

Best for: Built for long road journeys with the ability to handle gravel and light trails along the way.
Built for: An adventure bike from Aprilia with a 652cc engine; its character is versatile and engaging, with 50 hp on tap.
Not ideal for: Not for riders who want a low, light city bike or serious competition off-road 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?

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Your height

Inseam (optional)

Units

At 845mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with balls of both feet on the 1998 Aprilia Pegaso 650, with a moderate knee angle of around 90 degrees and a slightly forward 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: 652.0 ccm
Power: 50.0 HP (36.8 kW)
Torque: 54.0 Nm (5.5 kgf-m)
Engine type: Single, four-stroke
Power/weight ratio: 0.2778 HP/kg (dry)
Bore x stroke: 100.0 x 83.0 mm
Compression: 9.1:1
Cooling system: Liquid
Fuel system: Carburettor
Starting: Electric
Ignition: CDI Nippon Denso
Valves per cylinder: 5
Lubrication system: Dry Sump

Transmission

Gearbox: 5-speed
Transmission type: Manual
Final drive: Chain
Clutch: Multidisc In Oil Bath

Performance

Top speed: 160.0 km/h (99.4 mph)

Dimensions & weight

Wheelbase: 1480 mm
Overall length: 2180 mm
Overall width: 880 mm
Overall height: 1433 mm
Seat height: 845 mm
Dry weight: 180.0 kg
Wet weight: 200.5 kg
Fuel capacity: 22.00 litres
Ground clearance: 200 mm

Chassis & suspension

Frame: Composite Structure Of Steel And Alloy
Front suspension: Hydraulic Upside Down
Rear suspension: Hydraulic Mono Shock
Front wheel travel: 180 mm
Rear wheel travel: 165 mm

Brakes & wheels

Front brakes: Single disc
Front brakes diameter: 300 mm
Rear brakes: Single disc
Rear brakes diameter: 220 mm
Front tyre: 110/90-S19
Rear tyre: 130/80-S17

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	1992	1997	1998	2002	2007	2012
Capacity	652 cc	652 cc	652 cc	652 cc	660 cc	660 cc
Dry weight	157 kg	161 kg	180 kg	161 kg	—	—
Seat height	845 mm	845 mm	845 mm	845 mm	780 mm	780 mm
Fuel capacity	14 L	—	22 L	22 L	19.5 L	16 L