[20.35 - 25.7 - 1.78] gasket / O-Ring OEM Piaggio

Oil strainer o-ring seal suitable for Aprilia, Derbi, Gilera, Piaggio or Vespa vehicles. Dimensions of the oil filter screen o-ring gasket: 20.35mm x 1.78mm. Original Piaggio spare part.

Please note that on the oil strainer two different sized sealing rings are used for front or rear, respectively. It is best to replace both sealing rings.

OEM number: 288474