Case 580N, 580SN WT, 580SN, 590SN Tier 4B (final) Backhoe Loaders description of the catalogue:

Case Backhoe Loader 580N, 580SN WT, 580SN, 590SN workshop service manuals

580N PIN NGC730186 and above; 580SN WT PIN NGC735098 and above;
580SN PIN NGC732639 and above; 590SN PIN NGC736228 and above

580N FOUR-WHEEL DRIVE (4WD) TIER 4B (FINAL) [NGC730186 - ],
580N TWO-WHEEL DRIVE (2WD) TIER 4B (FINAL) [NGC730186 - ],
580SN FOUR-WHEEL DRIVE (4WD) TIER 4B (FINAL) [NGC732639 - ],
580SN TWO-WHEEL DRIVE (2WD) TIER 4B (FINAL) [NGC732639 - ],
580SN WT FOUR-WHEEL DRIVE (4WD) TIER 4B (FINAL) [NGC735098 - ],
590SN FOUR-WHEEL DRIVE (4WD) TIER 4B (FINAL) [NGC736228 - ],
590SN TWO-WHEEL DRIVE (2WD) TIER 4B (FINAL) [NGC736228 - ]