OEM Replacement Belt / Husqvarna 542 16 66-29Pack Size:1Husqvarna 542 16 66-29Husqvarna FS6600 and FS8400 with 18"-26" and 36" bladesBelt Application: Drive, Type: Cogged 4-Band, Width: 1 13/32 ", Length: 46 1/2 "