Shift Drum (4DP) $ 95.00 SKU: 4DP-18540-00U TZ250 4DP shift drum. Back to: Transmission & Driveline ×Close Yamaha Yamaha is a leader in businesses ranging from musical instruments and audio & video products to information technology products, new media services, home furnishings, auto components, specialty metals, music education and resort facilities. http://www.global.yamaha.com/ Description Shift drum to suit TZ250 1992 - 1999 gearbox. It needs to be used with the 4DP shift forks. Good condition.