0 0 2014 Mack FAW12 Front Axle Assembly for a Mack GU400 $1,028 USD (USED) Mack FAW12 Rating: 12000 Brake Type: AIR DRUM Spring Center: 32.5 Wheel Type: 10 BOLT PILOT CAST# 21895907, ABS, UNITIZED ConditionUsedFits To Make(s)MackFits To Model(s)GU400Stock Number25862475 MLS Number13815117CategoryAxle Assemblies, Front Last Updated9/17/2025 LocationDes Moines, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info