2003 Allison B500RRM, Intercity/Tour Bus, Transmission Assys, Fits to: Other Other, (Used) 2002 Allison (AT), TRANSMISSION ASSEMBLY- Model: B500RRM Serial Number: 9430003096 Engine: Series 60 EPA02 For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY, ELKTON, MD 21921, Serial# 9430003096, Casting# 9430003096, Truck Year 2003 WKKA34AD233000016