View 1 Photo View 0 Videos Eaton RSP40 Rear Differential $1,295 USD RSP40 3.36 REBUILT. 12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 14109, Core Charge: EXCHANGE, Ratio: 3.36 ConditionRemanufacturedRear End3.36 ratioPart Number14109Stock Number14109 MLS Number12754836CategoryDifferentials, Rear Last Updated6/18/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RSP40 Rear Differential $995 USD RECON RSP40 4.33. 1ST 6 MONTH PARTS AND LABOR WARRANTY. LAST6 MONTH PARTS ONLY WARRANTY . EXTENDED WARRANTY AVIALABLE, Axle Spline Count: 41, Serial#: 14661, Core Charge: EXCHANGE, Ratio:... ConditionRemanufacturedRear End4.33 ratioPart Number14661Stock Number14661 MLS Number13064990CategoryDifferentials, Rear Last Updated6/16/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RSP40 Rear Differential for a 2003 Peterbilt 379 $695 USD RSP40 3.55 RATIO USED TAKEOUT. WILL INSPECT IN OUR GEARSHOP 90 DAY WARRANTY., Ratio: 355 ConditionUsedRear End3.55 ratioFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2003Stock Number51126-5 MLS Number14424368CategoryDifferentials, Rear Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RSP40 Rear Differential $495 USD RSP40 3.55 INSPECTED TAKE OUT 90 DAY PARTS ONLY WARRANTY. EXTENDED WARRANTY AVAILABLE, Axle Spline Count: 41., Serial#: 14268, Core Charge: EXCHANGE, Ratio: 3.55 ConditionUsedPart Number14268Stock Number14268 MLS Number13183630CategoryDifferentials, Rear Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2010 Eaton RSP40 Rear Differential for a Peterbilt 387 $395 USD (USED) Eaton RSP40 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Stock Number25611481 MLS Number12709683CategoryDifferentials, Rear Last Updated6/11/2026 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2012 Eaton RSP40 Rear Axle Housing for a Kenworth T660 $725 USD (USED) Eaton RSP40 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: AG380 Track Width : 72 ConditionUsedFits To Make(s)KenworthFits To Model(s)T660Stock Number25803836 MLS Number13615938CategoryAxle Housings, Rear Last Updated6/12/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos 2016 Eaton RSP40 Rear Differential for a Kenworth T680 $500 USD RSP40 - 3.42 Ratio - Pullout - P/N 515354 - Grade A - Unit is in good condition. ConditionUsedRear End3.42 ratioFits To Make(s)KENWORTHFits To Model(s)T680Stock NumberUPS-277185-18 MLS Number14142998CategoryDifferentials, Rear Last Updated6/3/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos 2016 Eaton RSP40 Rear Differential for a Kenworth T680 $500 USD RSP40 - 3.42 Ratio - Pullout - Grade A - P/N 515354 - Unit Is In good condition. ConditionUsedRear End3.42 ratioFits To Make(s)KENWORTHFits To Model(s)T680Stock NumberUPS-277298-18 MLS Number14140803CategoryDifferentials, Rear Last Updated6/3/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos 2016 Eaton RSP40 Rear Axle Housing for a Kenworth T680 $1,350 USD Refurbished Eaton RSP40 Rear Axle Housing, 16 Hole Flange, 53.5" Inner Flange To Inner Flange, P/N 321318. Removed From 2016 Kenworth AG400L Suspension. ConditionUsedFits To Make(s)KENWORTHFits To Model(s)T680Stock NumberUPS-277298-20-REF MLS Number14140798CategoryAxle Housings, Rear Last Updated6/3/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos 2019 Eaton RSP40 Rear Differential for a Peterbilt 579 $395 USD (USED) Eaton RSP40 Ratio: 3.42 Side Gear Splines: 41 W/ Locker: NO Cast#: NONE ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25694565 MLS Number13114268CategoryDifferentials, Rear Last Updated6/6/2026 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2014 Eaton RSP40 Rear Differential for a Peterbilt 579 Contact for price RSP40 - Rear Rear - 3.42 Ratio - Pullout - DIFF ONLY. ConditionUsedRear End3.42 ratioFits To Make(s)PETERBILTFits To Model(s)579Stock Number4462-3 MLS Number14319957CategoryDifferentials, Rear Last Updated6/3/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos 2013 Eaton RSP40 Rear Differential for a Peterbilt 384 Contact for price RSP40 - Rear Rear - 4.11 Ratio - used - Grade C - rebuildable - DIFF ONLY. p/n 511332, Bad gear set, missing ring gear bolts, ring gear teeth are chipped, case looks good. ConditionUsedRear End4.11 ratioFits To Make(s)PETERBILTFits To Model(s)384Stock Number4424-3 MLS Number14305904CategoryDifferentials, Rear Last Updated5/28/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Eaton RSP40 Rear Axle Housing $850 USD Eaton Rear Axle Housing, RSP40, P/N 320586, 10 Hole Pilot, Air Drum Brakes, 16 Hole Flange. ConditionUsedStock Number31450 MLS Number14291941CategoryAxle Housings, Rear Last Updated5/20/2026 LocationDinuba, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 8 Photos View 0 Videos Eaton RSP40 Rear Axle Housing $850 USD Eaton Rear Axle Housing, RSP40, w/ Torque Rod Bracket, 10 Hole Pilot, Air Drum Brakes, ABS, 53.5" Inner Flange To Inner Flange, STD Track, P/N 321550. Removed From Hendrickson Haulmaax... ConditionUsedStock Number4540417 MLS Number14290784CategoryAxle Housings, Rear Last Updated5/20/2026 LocationDinuba, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Eaton RSP40 Rear Axle Housing for a Kenworth $850 USD Eaton Rear Axle Housing, RSP40, 10 Hole Pilot, Air Drum Brakes, 54" Inner Flange To Inner Flange, 16 Hole Flange, Axle Shafts Removed, Removed From Kenworth AG400 Suspension, ConditionUsedFits To Make(s)KenworthStock Number4536308 MLS Number14288388CategoryAxle Housings, Rear Last Updated5/20/2026 LocationDinuba, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Eaton RSP40 Rear Axle Housing $850 USD Eatont Rear Axle Housing, RSP40, P/N 321330, S/N U111292073, 10 Hole Pilot, Air Disc Brakes. ConditionUsedStock Number31721 MLS Number14326384CategoryAxle Housings, Rear Last Updated5/20/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos 2016 Eaton RSP40 Rear Axle Housing for a Kenworth T680 $950 USD Eaton RSP40 Bare Axle Housing w/ Torque Rod Bracket, 16 Hole Flange, 53.5" Inner Flange To Inner Flange. P/N 321318 ConditionUsedFits To Make(s)KENWORTHFits To Model(s)T680Stock NumberUPS-277239-17 MLS Number14143034CategoryAxle Housings, Rear Last Updated5/19/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos 2016 Eaton RSP40 Rear Axle Housing for a Kenworth T680 $1,350 USD Refurbished Eaton RSP40 Rear Axle Housing, 16 Hole Flange, 53.5" Inner Flange To Inner Flange, P/N 321318. Removed From 2016 Kenworth AG400L Suspension. ConditionUsedFits To Make(s)KENWORTHFits To Model(s)T680Stock NumberUPS-277190-20-REF MLS Number14142985CategoryAxle Housings, Rear Last Updated5/19/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos 2016 Eaton RSP40 Rear Axle Housing for a Kenworth T680 $1,350 USD Refurbished Eaton RSP40 Rear Axle Housing w/ Torque Rod Bracket, 16 Hole Flange, 53.5" Inner Flange To Inner Flange. P/N 321318 ConditionUsedFits To Make(s)KENWORTHFits To Model(s)T680Stock NumberUPS-277192-20-REF MLS Number14140762CategoryAxle Housings, Rear Last Updated5/19/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos 2016 Eaton RSP40 Rear Axle Housing for a Kenworth T680 $950 USD Eaton RSP40 Axle Housing w/ Torque Rod Bracket, 16 Hole Flange, 53.5" Inner Flange To Inner Flange, P/N 321318. Spindles Have Some Bottom Wear. Removed From 2016 Kenworth AG400L Suspension. ConditionUsedFits To Make(s)KENWORTHFits To Model(s)T680Stock NumberUPS-277238-18 MLS Number14142967CategoryAxle Housings, Rear Last Updated5/19/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Eaton RSP40 Rear Axle Housing $850 USD Eaton Rear Axle Housing, RSP40, P/N 321550, 10 Hole Pilot, Air Drum Brakes. Hendrickson late straddle mount brackets ConditionUsedStock Number33135 MLS Number14373620CategoryAxle Housings, Rear Last Updated5/20/2026 LocationDinuba, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2014 Eaton RSP40 Rear Differential for a Kenworth T440 $574 USD (USED) Eaton RSP40 Ratio: 4.33 Side Gear Splines: 41 W/ Locker: NO Cast#: Na ConditionUsedFits To Make(s)KenworthFits To Model(s)T440Stock Number25802180 MLS Number13610369CategoryDifferentials, Rear Last Updated5/15/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RSP40 Rear Differential $1,295 USD REBUILT RSP40 4.11. 12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE, Axle Spline Count: 41, Serial#: 62529, Core Charge: EXCHANGE, Ratio: 4.11 ConditionRemanufacturedPart Number62529Stock Number62529 MLS Number14370937CategoryDifferentials, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RSP40 Rear Differential $595 USD INSPECTED TAKEOUT RSP40 6.50. 90 DAY PARTS ONLY WARRANTY. EXTENDED WARRANTY AVAILABLE, Axle Spline Count: 41, Serial#: 62366, Core Charge: EXCHANGE, Ratio: 6.50 ConditionUsedPart Number62366Stock Number62366 MLS Number14330561CategoryDifferentials, Rear Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Eaton RSP40 Rear Differential $1,295 USD REBUILT RSP40 3.42. 1 2MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 62322, Core Charge: EXCHANGE, Ratio: 3.42 ConditionRemanufacturedPart Number62322Stock Number62322. MLS Number14270268CategoryDifferentials, Rear Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info