View 8 Photos View 0 Videos Allison B500 Transmission Core Contact for price ( Core ) 2007 Allison, TRANSMISSION ASSEMBLY- Model: B500, Serial Number: 29543137, Part Number: 9420005222, Engine: Detroit SERIES 60, For more information about this item, give us a... ConditionUsedPart Number9420005222Stock NumberP-73971 MLS Number12671833CategoryTransmission Cores Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info