View 6 Photos View 0 Videos Used Wabco ABS Hydraulic Modulator Valve Unit, Part # 4008508660 $950 USD Quality used Wabco ABS hydraulic modulator valve unit, Universal Fi,t including Blue Bird, FS65, and Freightliner/Thomas Built Bus. Low Cost, Warranty, Fast Nationwide Shipping! Please... Quantity5ConditionUsedStock Number11A-8508660-STK MLS Number12188328CategoryAnti Lock Brake Parts Last Updated3/27/2026 LocationBig Lake, MN, US Sold ByQuality Bus and Truck Parts (844) 580-___ SHOWNUMBERCall Seller Email Seller Save More Info