***NEW*** aftermarket, Standard Main Bearing Set, Standard Journal Diameter: 3.1485-3.1492" for D206, D268, DT268, DT239, D239, D246; engine on models 3288, 3088, 1620 Combine, 640 Excavator, 520B Wheel Loader, 3984 Excavator, S8B Log Skidder, 782 Cotton Picker, 826, 886, 786, 2826, 1400 Cotton Harvester, 1420 Combine, 95 Cotton Harvester, Hydro 86, 715 Combine, S9A Logger, 9000 Forklift, 686, 616 Cotton Picker, 622 Cotton Picker, 2706, 2756, 756, 706; NOTE: The .25mm undersize set contains a .25mm oversize length flanged bearing. The .50mm undersize set contains a .50mm oversize length flanged bearing. Please make sure you have determined the correct bearing size that you will need. Installed bearings are not returnable; SUB: 3055129, 3055130, RP919