2 0 Eaton-Fuller RTLO-18910B Transmission for a 2010 Western Star 4900 FA $2,649.99 USD (Used) 2009 EATON FULLER TRANSMISSION ASSEMBLY- Model: RTLO-18910B, Serial Number: S0779682, Engine: DETROIT DIESEL DD15, For more information about this item, give us a call. We ship... ConditionUsedEngine ModelDetroit DD15Fits To Make(s)Western StarFits To Model(s)4900 FAWill Fit Year(s)2010Stock NumberP-33974 MLS Number11706915CategoryTransmissions Last Updated10/8/2025 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info