Inner Brake Drum Height [mm]: 36,5; Number of Holes: 4; Outer brake drum diameter [mm]: 185; Total Br. Drum Height [mm]: 53,1; Max.skimmed drum measure [mm]: 186,8; Fitted Diameter [mm]: 59; Fitting Position: Rear Axle; Diameter [mm]: 185; Vehicle type: Siena; FIAT: Seicento / 600 Schrägheck (187_),CINQUECENTO (170),PALIO Weekend (178DX),Siena (178_, 172_),PALIO (178BX); 46448407, 5923606, 7672577, 98601861; Rear Brakes,Drum Brake