Rocker arm for cleaning system drive. This high quality swing arm is for left hand cleaning shoe rocker drive and comes fitted with bonded rubber bushes. For John Deere STS 50, STS 60, STS 70, STS 80, S500, and S600 series combines harvesters. Manufactured by 'APB' - Agri Parts Bologna and 100% interchangeable with the original item. OEM Code AH219844 (18AP009581).