2011 Allison 1000HS, Truck Delivery, Transmission Assys, Fits to: Workhorse Custom Chassis W62, (Used) 2010 Allison (AT), TRANSMISSION ASSEMBLY- ( REMANUFACTURED WELLER ) Model: 1000HS, Serial Number: 1419193, Part Number: E010571, Engine: 6.0L Gasoline, Reference images for condition, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY, ELKTON MD 21921, Serial# 1419193, Casting# 1419193, Truck Year 2011 5B4MFG2E5B3442345