Vespa PK 50 N SPEEDMATIC: history, specs, pictures

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Production 1992
Class Scooter
Single cylinder. two stroke
Bore / Stroke 38.1mm x 38.1mm
Compression ratio 9.1:1
Horsepower 6.97 HP (5.2 KW) @ 7000RPM
Fuel System Carburetor
Transmission Gear box: 4-Speed

Final Drive: Direct drive

Clutch: Wet Multi-plate
Suspension Front: Trailing arm, coil spring damper
Rear: Coil spring, damper
Brakes Front: Drum
Rear: Drum
Wheelbase 46.3 inches (1176 mm)
Length 65.91 inches (1674 mm)
Width 27.6 inches (701 mm)
Weight 82.0 kg (wet)
Manuals Service Manual

The Vespa PK 50 N SPEEDMATIC was a Single cylinder. two stroke scooter produced by Vespa in 1992. Claimed horsepower was 6.97 HP (5.2 KW) @ 7000 RPM.


A 38.1mm bore x 38.1mm stroke result in a displacement of just 49.8 cubic centimeters.


The bike has a 4-Speed transmission. Power was moderated via the Wet Multi-plate.


Stopping was achieved via Drum in the front and a Drum in the rear. The front suspension was a Trailing arm, coil spring damper while the rear was equipped with a Coil spring, damper. The wheelbase was 46.3 inches (1176 mm) long.

1992 - 1996 Vespa PK 50 N SPEEDMATIC[edit]

1992 - 1996 Vespa PK 50 N SPEEDMATIC 1992 - 1996 Vespa PK 50 N SPEEDMATIC

In 1992 Vespa lunched PK 50 N Speedmatic and sold until 1996. The PK 50 has a Pressed sheet steel frame with streamlined monocoque structure.