Aprilia Pegaso 650 Road

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Aprilia Pegaso 650 Road
Manufacturer Aprilia
Production 1998
Class Road
Engine liquid-cooled, four-stroke, single cylinder, DOHC, 5 valves
Bore / Stroke 99.1mm x 99.1mm
Compression ratio 9.1:1
Horse Power 48.95 HP (36.5 KW) @ 7000RPM
Torque 44.26 ft/lbs (60.0 Nm) @ 6500RPM
Transmission Gear box: gears

Final Drive: chain

Clutch: wet multi-disc, manual
Suspension Front: 45mm Marzocchi upside-down fork
Rear: adjustable monoshock with APS
Brakes Front: single 300mm disc, 2-piston caliper
Rear: single 220mm disc, 1-piston caliper
Front Tire 100/90-19
Rear Tire 130/80-17
Wheelbase 58.19 inches (1478 mm)
Dimensions L 85.0 inches (2159 mm)
W 31.89 inches (810 mm)
Seat height 31.89 inches (810 mm)
Weight  (dry), 175.0 kg (wet)
Manuals Service Manual
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The Aprilia Pegaso 650 Road was a liquid-cooled, four-stroke, single cylinder, DOHC, 5 valves Road motorcycle produced by Aprilia in 1998. Max torque was 44.26 ft/lbs (60.0 Nm) @ 6500 RPM. Claimed horsepower was 48.95 HP (36.5 KW) @ 7000 RPM.


A 99.1mm bore x 99.1mm stroke result in a displacement of just 652.0 cubic centimeters.


The bike has a gears transmission. Power was moderated via the wet multi-disc, manual.


It came with a 100/90-19 front tire and a 130/80-17 rear tire. Stopping was achieved via single 300mm disc, 2-piston caliper in the front and a single 220mm disc, 1-piston caliper in the rear. The front suspension was a 45mm Marzocchi upside-down fork while the rear was equipped with a adjustable monoshock with APS. The wheelbase was 58.19 inches (1478 mm) long.

1998 Aprilia Pegaso 650 Road[edit]

1998 Aprilia Pegaso 650 Road

The 1998 MY Aprilia Pegaso 650 Road, unlike the base model, has been fitted with lighter, cast-aluminum wheels, road tires, and has had its engine mapping and suspension package tweaked, for a better performance on paved roads, whether for a daily commute, or fast, highway trips.

In the tech/engine department, it sports a liquid-cooled, four-stroke, 649cc, single cylinder powerhouse paired to a five-speed manual transmission, and can produce a claimed 50 horsepower and 53 Nm of torque.