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The JE single piston for KTM 520 and 525 SX applications is a replacement piston provided individually for single-cylinder service. It supports engine rebuilds and repairs on compatible 520/525 SX models by matching the required piston sizing. Sold as an individual piston; confirm bore, ring selection and exact model fitment before installation.
JE Pistons KTM 520/525 SX Piston Single
