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.Quality checked and set to OE specifications in Humboldt, Iowa by a Hy-Capacity Technician.Includes: (4) HR95827 Friction DiscsThe R50156A 12" Dual Stage Pressure Plate - Reman fits equipment brands such as: John Deere