Weight [kg]: 0,05; Number of ribs: 4; Length [mm]: 611; Supplementary Article / Supplementary Info Info 2: Special tools for mounting not necessary; 12287681841, 12317681841, 7681841, 4PK592, 4PK592SR, 4PK611, 4PK611592ELAST, 4PK611ELAST; Serpentine belt,Auxiliary belt,Poly V-belt,Ribbed belt,Multi V-belt,Poly belt