The Motor Age ASE G1 test prep study book is the revised version, published 02/2016. The ASE G1 book thoroughly examines Engine Systems, Automatic Transmissions and Trans-axles, Manual Drive Trains and Axles, Suspension and Steering Repair, Brakes, Electrical Systems and Heating and Air Conditioning. In addition to the easy-to-read text, the Motor Age G1 Auto Maintenance and Light Repair study book contains dozens of detailed illustrations to help prepare and successfully take the ASE certification G1 test. You’ll also find this guide to be a handy reference manual that you can use on the job after you’ve taken the ASE test. As a testament to the confidence we have in the quality of our study guides, we offer a money-back guarantee. If you don’t pass your ASE test within 90 days after purchasing one of our corresponding study guides, send us a copy of your test results and book receipt, and we’ll refund the entire cost of the study guide – less shipping & handling. This book is paperback with saddle stitch binding. Please make sure to review our (Motor Age Training) shipping terms before ordering: Orders placed before 2:30 pm Monday through Thursday are mailed within 48 hours Orders placed after 2:30 pm Monday through Thursday will be processed the next business day Orders placed after 2:30 pm on Thursday will be shipped on Monday Orders placed on Saturday or Sunday will be shipped Tuesday Please add one business day to shipping estimates for holidays Please exclude Saturday and Sunday for express mail delivery For additional questions in regards to shipping please reach out to the seller.