View 3 Photos View 0 Videos Dana S21-170 Rear Axle Housing for a 2009 Peterbilt 335 Contact for price (Used) 2009 Peterbilt 335, COMPLETE DIFFERENTIAL HOUSING ONLY- Part Number: 513015, Serial Number: HN02983721, Make: Spicer, Model: S21-170, Ratio: 5.57, Capacity: 20,000 Lbs, Suspension:... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)335Will Fit Year(s)2009Part Number513015Stock NumberP-103269 MLS Number13616613CategoryAxle Housings, Rear Last Updated6/27/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Dana S21-170 Rear Differential for a 2014 Peterbilt 337 Contact for price (Used) 2014 Peterbilt 337, DIFFERENTIAL GEARS ONLY- Part Number: 512313, Serial Number: HN04175512, Make: Spicer, Model: S21-170, Ratio: 4.78, Capacity: 16,000 Lbs, Reference images for... ConditionUsedRear End4.78 ratioFits To Make(s)PeterbiltFits To Model(s)337Will Fit Year(s)2014Part Number512313Stock NumberP-505801 MLS Number14429876CategoryDifferentials, Rear Last Updated8/7/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Dana S21-170 Rear Axle Housing for a 2014 Peterbilt 337 Contact for price (Used) 2014 Peterbilt 337, DIFFERENTIAL HOUSING ONLY- Part Number: 512313, Serial Number: HN04175512, Make: Spicer, Model: S21-170, Ratio: 4.78, Capacity: 16,000 Lbs, Suspension: Leaf... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)337Will Fit Year(s)2014Part Number512313Stock NumberP-505799 MLS Number14429875CategoryAxle Housings, Rear Last Updated6/14/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos Dana S21-170 Rear Axle Assembly for a 2018 Kenworth T370 Contact for price (Used) 2018 Kenworth K370, COMPLETE REAR DIFFERENTIAL- Part: 515654, Make: Spicer, Model: S21-170, Ratio: 5.38, Brake Type: Drum, Hub Bolts: 10, Reference images for condition, For more... ConditionUsedRear End5.38 ratioFits To Make(s)KenworthFits To Model(s)T370Will Fit Year(s)2018Part Number515654Stock NumberP-504108 MLS Number14427080CategoryAxle Assemblies, Rear Last Updated6/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Dana S21-170 Rear Axle Assembly for a 2009 Peterbilt 335 Contact for price (Used) 2009 Peterbilt 335, COMPLETE REAR DIFFERENTIAL- Part Number: 513015, Serial Number: HN02983721, Make: Spicer, Model: S21-170, Ratio: 5.57, Capacity: 20,000 Lbs, Hub Bolts: 10,... ConditionUsedRear End5.57 ratioFits To Make(s)PeterbiltFits To Model(s)335Will Fit Year(s)2009Part Number513015Stock NumberP-103267 MLS Number13616611CategoryAxle Assemblies, Rear Last Updated6/18/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Dana S21-170 Rear Differential for a 2009 Peterbilt 335 Contact for price (Used) 2009 Peterbilt 335, COMPLETE DIFFERENTIAL GEARS ONLY- Part Number: 513015, Serial Number: HN02983721, Make: Spicer, Model: S21-170, Ratio: 5.57, Capacity: 20,000 Lbs, For more... ConditionUsedRear End5.57 ratioFits To Make(s)PeterbiltFits To Model(s)335Will Fit Year(s)2009Part Number513015Stock NumberP-103270 MLS Number13616615CategoryDifferentials, Rear Last Updated7/15/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Dana S21-170 Rear Axle Assembly for a 2007 Peterbilt 330 Contact for price (Used) 2007 Peterbilt 330, COMPLETE REAR DIFFERENTIAL- Part Number: 322484, Serial Number: HN02359394, Make: Spicer/Dana, Model: S21-170, Ratio: 4.30, Capacity: 20,000 Lbs, Hub Bolts: 10,... ConditionUsedRear End4.30 ratioFits To Make(s)PeterbiltFits To Model(s)330Will Fit Year(s)2007Part Number322484Stock NumberP-500349 MLS Number14247445CategoryAxle Assemblies, Rear Last Updated6/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Dana S21-170 Rear Axle Housing for a 2007 Peterbilt 330 Contact for price (Used) 2007 Peterbilt 330, DIFFERENTIAL HOUSING ONLY- Part Number: 322484, Serial Number: U061507907, Make: Spicer/Dana, Model: S21-170, Ratio: 4.30, Capacity: 20,000 Lbs, Suspension: Air... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)330Will Fit Year(s)2007Part Number322484Stock NumberP-500350 MLS Number14247446CategoryAxle Housings, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Dana S21-170 Rear Differential for a 2007 Peterbilt 330 Contact for price (Used) 2007 Peterbilt 330, DIFFERENTIAL GEARS ONLY- Part Number:512311, Serial Number: HN02359394, Make: Spicer/Dana, Model: S21-170, Ratio: 4.30, Capacity: 20,000 Lbs, Reference images for... ConditionUsedRear End4.30 ratioFits To Make(s)PeterbiltFits To Model(s)330Will Fit Year(s)2007Part Number512311Stock NumberP-500352 MLS Number14247448CategoryDifferentials, Rear Last Updated6/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info