Dear Sir, Below you may find the required parts which belong to ZF gearbox 5S150GP; 2159 307 027 Rocker 100pcs0627 207 001 Adjust Cylinder 110pcs2159 207 006 Support Plate 100pcsWG9719240117 Ball Joint(2pcs) 100sets Unfortunately we don't know the ZF no. for the last item bcz it is included 2 ball joints and one draw bar but we don't need draw bar and only we need those two ball joints.That's why we can't find the original part no.Looking forward to your earliest response. Best regards, Fatima ShademanForeign Trade Manager