THIS IS A CAT M30 M40 M50 SERVICE MANUAL, COVERS S/N, LOTS OF INFORMATION!! ALSO I BOUGHT A LOCAL CASE DEALER OUT, I BOUGHT ALL THE MANUALS, THANK YOU VERY MUCH!!!!!!!!!!!!! Be sure to add me to your favorites list.This item is in the category "Business & Industrial\Heavy Equipment, Parts & Attachments\Heavy Equipment Parts & Accessories\Heavy Equipment Manuals & Books". The seller is "theservicemanualguy" and is located in this country: US. This item can be shipped worldwide.