JE's single piston for KTM 520 and 525 PRO models is supplied individually as a direct-replacement part for engine rebuilds and repairs. Intended for KTM 520/525 PRO applications, this piston gives riders and mechanics a like-for-like replacement option when restoring piston condition or performing top-end maintenance on those models.
JE Pistons KTM 520/525 PRO Piston Single