This is a A-363220R91-1 Bottom Cushion, Wood Base, BLK VINYL PN: 363220R91-1Main Description As Following : A-363220R91-1 Bottom Cushion, Wood Base, BLK VINYL P.N: 363220R91-1 Dim A (1): 20.5" x 15" CushionDim B (2): 12.5" x 7.5" Bolt Pattern Replaces: IH18W IH , Crossed From: AV101901 VAPORMATIC , SW00492 , , 1710-1118 , , 363220R91 , Found in Section & Models : Seats > Seat Cushion, Case-IH TRACTOR: A, Case-IH TRACTOR: B, Case-IH TRACTOR: CUB, Case-IH TRACTOR: CUB LO-BOY, Case-IH TRACTOR: CUB 154 LO-BOY, Case-IH TRACTOR: SUPER A, Case-IH TRACTOR: 100, Case-IH TRACTOR: 130, Case-IH TRACTOR: 140, Case-IH TRACTOR: 300, Case-IH TRACTOR: 330 (Utility), Case-IH TRACTOR: 350, Case-IH TRACTOR: 460 Associated Items : A-363219R91-1 Also A-FRM-IHOL, A-IH-C-DOMGENCAT, A-IH-C-MUSCLES, A-IH-C-1936FULL, A-IH-O-AAV, A-IH-O-ABSPCLA, A-IH-O-AIMPLS, A-IH-O-A1939, A-IH-P-AB, A-IH-P-ACCESSORY, A-IH-P-AW18MWR, A-IH-S-AAVBBN, A-IH-S-CARBSPEC, A-IH-S-CLUTCH, A-IH-S-ENGGASE, A-IH-S-HAYMAHNS, A-IH-S-TUNEUP, A-MAG-S-317, A-SMIH8, A-FRM-IHOL And : Dim A (1): 20.5" x 15" Cushion Dim B (2): 12.5" x 7.5" Bolt Pattern