The Gates Micro-V V-ribbed belt for Kenworth T680 with Paccar MX-13 engines is offered in a heavy-duty fan belt configuration. Intended as a direct-fit replacement for that T680 application, it drives the engine fan and related accessories on trucks with the MX-13 diesel. The heavy-duty specification is listed in the product description for customers seeking the heavy-duty option for this exact vehicle and engine pairing.
Gates Kenworth T680 Paccar MX-13 Diesel Fan Heavy Duty V-Ribbed Belt