Sherco ST Cylinder Base Gasket Narrow 250/290 (1999-2010)

Sherco trials narrow cylinder base gasket suitable for:

• Sherco ST 250 1999-2010
• Sherco ST 290 1999-2005 (some 2005 models used the wider gasket - M681)

Standard = 1.0mm, thinner often used together with standard gasket.

You may need to use multiple gaskets to set your squish clearance.