2009 Meritor/Rockwell RT40-145, Day Cab, Front Rears (Tandem Front), Fits to: Volvo VNM, (Used) 2009 Volvo VNM, COMPLETE FRONT DIFFERENTIAL GEARS ONLY- Serial Number: SFOR00709072, Make: Meritor/Rockwell, Model: RT40-145, Hub Bolts: 10, Brake Type: Drum, Ratio: 3.42, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY, ELKTON, MD 21921, Ratio 3.42, Serial# SFOR00709072, Casting# SFOR00709072 4V4MC9EG49N283199