This core is extremely rare and your core is required to fulfill this order. Contact us for instructions on sending your core in for Rebuild & Return.Included w/ T4620-14400 PPA Unit.The T2610-14303 10-1/4" Transmission Disc, Woven, w/ 1-3/8" 19 Spline Hub - Reman fits equipment brands such as: Bobcat, Kioti