4 0 2012 Axle Alliance ART-40 Rear Axle Housing for a Western Star 4900 FA Contact for price Axle Alliance Axle Housing, Model- ART-40, S/N- FZR1-053407, 10 Hole Pilot, Air Drum Breaks. Removed From 2012 Western Star 4900FA Airliner Suspension. HOUSING ONLY DIFF SOLD SEPARATELY. ConditionUsedFits To Make(s)Western StarFits To Model(s)4900 FAStock Number2023-6 MLS Number13903302CategoryAxle Housings, Rear Last Updated10/16/2025 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info