Aprilia RS250 1995-1997 40mm Marzocchi. 4x Outer fork Bushes. Aprilia Pegaso 650 Paulo Tarozzi 40mm. Aprilia Pegaso 650 R/S 1992-2000 40mm. The answer is easy, Pyramid Parts Oil seals are all Low Stiction (low friction) seals designed specifically for motorcycles.
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