3 0 Dana D40-170 Rear Axle Assembly for a 2007 Peterbilt 379 Newly Listed Contact for price Spicer R46170 rear-rear differential for sale ratio: 3.91 Call for more information. We ship everywhere., Ratio: 3.91 ConditionUsedRear End3.91 ratioFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2007Stock NumberPT-0904-3 MLS Number14053215CategoryAxle Assemblies, Rear Last Updated12/20/2025 LocationYork, ON, Canada Sold ByLomoca Inc. (833) 835-___ SHOWNUMBERCall Seller Email Seller Save More Info