This is a A-RK158-40 Piston with Rings (.040") PN: RK158-40Main Description As Following : A-RK158-40 Piston with Rings (.040") P.N: RK158-40 A-RK158-40 Piston with Rings (.040") P.N: RK158-40 Replaces: D4NN6110AL FORD , Crossed From: 81846018 FORD / NEW HOLLAND , 83917471 FORD / NEW HOLLAND , 87554671 GOLD VALUE Found in Section & Models : Engine Parts > Engine Related Parts, Ford / New Holland ENGINE: 256, Ford / New Holland INDUSTRIAL/CONSTRUCTION: 655, Ford / New Holland INDUSTRIAL/CONSTRUCTION: 655A, Ford / New Holland TRACTOR: 5610, Ford / New Holland TRACTOR: 5900, Engine Parts > 256 CID Diesel, Ford / New Holland TRACTOR: 5000 (4/1968-1975), Ford / New Holland TRACTOR: 5600 (10/1980-1981), Ford / New Holland TRACTOR: 5700 (10/1980-1981), Ford / New Holland TRACTOR: 6600 (1975-9/1980), Ford / New Holland TRACTOR: 6700 (1975-9/1980) Associated Items : New Also A-FO-P-550555, A-FO-P-550555, A-FO-S-555A, A-FO-O-2-5000, A-FO-O-2000, A-FO-P-MAJOR, A-FO-P-234000, A-FO-S-DATA, A-FO-S-ENG158, A-FO-S-2000, A-MNL18259, A-SMFO201, A-SMFO42, A-FO-O-5600, A-FO-P-2600, A-FRM-FO-MID, A-SMFO42, A-FO-O-5610SII, A-FO-O-56106610, A-FRM-FO-LATE And : High Quality Afternaket Shipped from Both US and Canada