TM's are valuable, but I don't think I would pay $50 for what you can legally get free here.
Steel Soldiers :: Military Vehicles Supersite
TM 9-2320-260-10Operator's Manual for Truck, 5 Ton, 6X6, M809 Series (Diesel)
TM 9-2320-260-10-HRHand Reciept Manual 5Ton M809 COEI BII and MIL
TM 9-2320-260-20Unit Maintenance for 5 Ton, 6X6, M809 Series Trucks (Diesel)
TM 9-2320-260-20PUnit Maintenance Repair Parts and Special Tools List for 5Ton, 6X6 M809 Series Trucks (Diesel)
TM 9-2320-260-24P-1Unit, Direct Support, General Support Maintenance Repair Parts and Special Tools List 5 Ton, 6X6, M809 Series Trucks (Diesel)
TM 9-2320-260-24P-2Unit, Direct Support, General Support Maintenance Repair Parts and Special Tools List 5 Ton, 6X6, M809 Series Trucks (Diesel)
TM 9-2320-260-34-1Direct Support and General Support Maintence for 5-Ton M809 Series
TM 9-2320-260-34P-1Direct Support and General Support Maintence Repair Parts and Pools for 5-ton 809 series
TM 9-2320-260-34P-2Direct Support and General Support Maintence Repair Parts and Tools for 5-Ton 809 Series