View 1 Photo View 0 Videos Dana-Spicer DS404 Front Differential for a 1995 Kenworth T800 Contact for price GOOD SHAPE, Ratio: 390 ConditionUsedRear End3.90 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)1995Stock Number721822-4 MLS Number9785960CategoryDifferentials, Front Last Updated5/14/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer DS404 Rear Differential for a 2000 Kenworth T800 Contact for price AXIL HAS ABS AND PILOT LUGS, Ratio: 390 ConditionUsedRear End3.90 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2000Stock NumberYJ8025-4 MLS Number9460157CategoryDifferentials, Rear Last Updated5/14/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Dana-Spicer DS404 Front Differential for a 2006 Kenworth T800 $1,249.98 USD (Used) 2006 Kenworth T800, COMPLETE FRONT DIFFERENTIAL GEARS ONLY- Part Number: 509741, Serial Number: HN00078390, Make: Spicer, Model: DS404, Ratio: 3.70, Capacity: 20,000 Lbs, For more... ConditionUsedRear End3.70 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2006Part Number509741Stock NumberP-109340 MLS Number13777449CategoryDifferentials, Front Last Updated6/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos Dana-Spicer DS404 Front Differential for a 2006 Kenworth T800 Contact for price (Used) 2006 Kenworth T800, COMPLETE FRONT REAR TANDEM- Part Number: 509741, Serial Number: HN00078390, Make: Spicer, Model: DS404, Ratio: 3.70, Capacity: 20,000 Lbs, Hub Bolts: 10, Brake... ConditionUsedRear End3.70 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2006Part Number509741Stock NumberP-109334 MLS Number13777444CategoryDifferentials, Front Last Updated6/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Dana-Spicer DS404 Rear Differential for a 1996 Kenworth T800 Contact for price (Used) 1996 Kenworth T800, REAR DIFFERENTIAL GEARS ONLY- Part Number: RS404 R3.90, Serial Number: A39866, Make: Spicer, Model: DS404, Ratio: 3.90, Capacity: 20,000 Lbs, Reference images... ConditionUsedRear End3.90 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)1996Part NumberRS404 R3.90Stock NumberP-56864 MLS Number12258456CategoryDifferentials, Rear Last Updated6/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Dana-Spicer DS404 Rear Axle Assembly for a 1996 Kenworth T800 Contact for price (Used) 1996 Kenworth T800, COMPLETE REAR REAR TANDEM- Make: Spicer, Model: DS404, Ratio: 3.70 Capacity: 20,000 Lbs, Hub Bolts: 10, Brake Type: Drum, For more information about this item,... ConditionUsedRear End3.70 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)1996Stock NumberP-56860 MLS Number12258452CategoryAxle Assemblies, Rear Last Updated6/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Dana-Spicer DS404 Rear Axle Assembly for a 1999 Kenworth T800 Contact for price (Used) 1999 Kenworth T800, COMPLETE REAR REAR TANDEM- Make: Spicer, Model: DS404, Ratio: 3.70, Capacity: 20,000 Lbs, Hub Bolts: 10, Brake Type: Drum, Reference images for condition For... ConditionUsedRear End3.70 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)1999Stock NumberP-59432 MLS Number12313765CategoryAxle Assemblies, Rear Last Updated6/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Dana-Spicer DS404 Rear Axle Housing for a 1999 Kenworth T800 Contact for price (Used) 1999 Kenworth T800, REAR DIFFERENTIAL HOUSING ONLY- Make: Spicer, Model: DS404, Ratio: 3.70, Capacity: 20,000 Lbs, Reference images for condition For more information about this... ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)1999Stock NumberP-59433 MLS Number12313766CategoryAxle Housings, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Dana-Spicer DS404 Rear Differential for a 1999 Kenworth T800 Contact for price (Used) 1999 Kenworth T800, REAR DIFFERENTIAL GEARS ONLY- Make: Spicer, Model: DS404, Ratio: 3.70, Capacity: 20,000 Lbs, For more information about this item, give us a call. We ship... ConditionUsedRear End3.70 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)1999Stock NumberP-59436 MLS Number12313768CategoryDifferentials, Rear Last Updated6/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Dana-Spicer DS404 Front Differential for a 1996 Kenworth T800 Contact for price (Used) 1996 Kenworth T800, COMPLETE FRONT REAR TANDEM- Make: Spicer, Model: DS404, Ratio: 3.70, Capacity: 20,000 Lbs, Hub Bolts: 10, Brake Type: Drum, For more information about this... ConditionUsedRear End3.70 ratioFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)1996Stock NumberP-56850 MLS Number12258445CategoryDifferentials, Front Last Updated6/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Dana-Spicer DS404 Rear Axle Housing for a 1996 Kenworth T800 Contact for price (Used) 1996 Kenworth T800, FRONT DIFFERENTIAL HOUSING ONLY- Make: Spicer, Model: DS404, Ratio: 3.70, Capacity: 20,000 Lbs, For more information about this item, give us a call. We ship... ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)1996Stock NumberP-56853 MLS Number12258446CategoryAxle Housings, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info