Drive belt 12.7 x 970 for ride-on mower lawn mower HUSQVARNA lawn mower: Rider 111 B, Rider 111 B5 JONSERED: FR2311 M TECHNICAL DATA Belt design: V-belt External length in mm: 925.00 External length in inches: 36.40 Internal length in mm: 970.00 Interior length in inches: 38.20 ORIGINAL CODE: HUSQVARNA 575 22 56-01 JONSERED 575 22 56-01 589 53 33-01