2014 Dana DSP41, Truck Tractor, Axle Housings (Rear), Fits to: Kenworth T660, (Used) 2014 Kenworth T660, COMPLETE FRONT DIFFERENTIAL HOUSING ONLY- Make: Spicer/Dana, Model: DSP41, Serial Number: HN04282185, Part Number: 514534, Custom Number: C05-543013221101030, SPEC: 0817542, Ratio: 3.08, Hub Bolts: 10, Brake Type: Drum, 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# HN04282185, Hub Bolts 10, Brake Type Drum 1XKADP8X1EJ332814