Product Description
Replacement headset for Piaggio Vespa SI mopeds. You must check your specs before ordering as some vespa models have inverted cups.
*This will not fit 25mm Kinetic head tubes.
Fits Vespa SI, Superbravo, Piaggio Zip.
Dimensions:
Head tube - 27mm x 1mm threading
Bearing cup insert OD - 41mm
Bearing race ID - 33mm