This is a A-K5221-51310 Motor to Deck PN: K5221-51310Main Description As Following : A-K5221-51310 Motor to Deck PN: K5221-51310 Found in Section & Models : Belts > Specialty Belts, Kubota MOWER DECK: RCK48TG, Kubota MOWER DECK: RCK54TG, Lawn & Garden & Specialty Belts > RIDING MOWER, Kubota MOWER, RIDING: TG1860 (48", 54" Deck) Associated Items : New Also This is An Aftermarket Product And : Dim A (1): 5/8" x 60"