This sleeved cylinder barrel jug piston is a perfect fit for your 2001 Suzuki RM250 RM 250 Model K1. It is a high-quality replacement part for your off-road motorcycle’s engine. The piston is made with bare metal surface finish and is compatible with both left and right side placement on the upper and lower part of the cylinder barrel. This item includes pistons and is a vintage part with OE/OEM part number OK-248. The cylinder barrel type is a 2-stroke engine type, and it is not a performance part. This item is not a custom bundle and is not a modified item.