OEM Aprilia Oil Seal 8x16x7 -825577 (ex AP8560038)
Sold each
Used on the water pump of Early 500cc Piaggio / Aprilia engines.
If ordering this part to do a water pump rebuild you should also order OEM Ring Pump Kit 20mm Version -#497486
*As mentioned above: There are two versions of this water pump seal. This seal measures 8mm x 16mm x 7 mm. The other version of this seal measures 12mm x 22mm x 7mm and is sold as part number 873934 Measure your seal before ordering.