R23523998 Accessory Drive for Detroit Diesel Series 60 12.7 Liter Engin 23523998. Condition: Brand New & Fast shippping from US. 23523998, R23523998, DDE 23523998, DDE R23523998. MPN / Interchange Part Number. 023523998, 680371, E23523998, DDE23523998. For Detroit S60 12.7 Liter Engine. ·High Quality, Easy instal, Simple operation. ·Aluminum alloy improvement, Original manufacturing process. ·Original factory data construction. 1 X Accessory Drive (As shown in the picture). If the product received is not suitable for your Vehicle, please select “Doesn’t Fit my Vehicle” for the reason of return. Note: Please make sure that the model and appearance of your equipment are exactly the same as our products. Thank you for your cooperation. Because we need to consult technical personnel and warehouse personnel, sometimes the response of customer service may not be timely, please wait for a while, we will respond to you as soon as possible. Please do not leave a negative comment without. Us, as this is. Not what we want from each other. You for your kind understanding. Because the warehouse and technical staff need to check the specific information. If you choose other reasons to return, the processing time will be longer.