ArvinMeritor's Commercial Vehicle Systems business group announces the availability of a new, multimedia information kit. The kit features operation instructions for an optional Driver Controlled Differential Lock (DCDL) and the standard Inter-Axle Differential (IAD) lock for Meritor drive axles. The information is designed to educate heavy-duty truck operators and technicians on the benefits and operating procedures of the two devices, as well as provide information about an optional pump and filter system.