PROX designs and develops numerous parts for motorcycles and is a standard-setter in the field. The make's steel exhaust and inlet valves offer a good compromise between performance and reliability. Fitment: SUZUKI::RM-Z 250::07-18::::RJ41A(K7) SUZUKI::RM-Z 250::07-18::::RJ41A(K8) SUZUKI::RM-Z 250::07-18::::RJ41A(K9) SUZUKI::RM-Z 250::07-18::::RJ42A(L0) SUZUKI::RM-Z 250::07-18::::RJ42A(L1) SUZUKI::RM-Z 250::07-18::::RJ42A(L2) SUZUKI::RM-Z 250::07-18::::RJ42A(L3) SUZUKI::RM-Z 250::07-18::::RJ42A(L4) SUZUKI::RM-Z 250::07-18::::RJ42A(L5) SUZUKI::RM-Z 250::07-18::::RJ42A(L6) SUZUKI::RM-Z 250::07-18::::RJ42A(L7)
