View 1 Photo View 0 Videos 2003 Eaton RSP40 Rear Differential for a Kenworth T300 Recently Updated $795 USD USED REAR DIFFERENTIAL MODEL-RSP40/3.90-RATIO/AIR BRAKE ConditionUsedRear End3.90 ratioFits To Make(s)KENWORTHFits To Model(s)T300Stock Number68598 MLS Number12825328CategoryDifferentials, Rear Last Updated9/9/2026 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2004 Eaton RSP40 Rear Differential for a Kenworth T2000 Recently Updated $795 USD USED EATON RSP40 REAR REAR DIFFERENTIAL/3.36 RATIO ConditionUsedRear End3.36 ratioFits To Make(s)KENWORTHFits To Model(s)T2000Stock Number69477 MLS Number12825831CategoryDifferentials, Rear Last Updated9/9/2026 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2003 Eaton RSP40 Rear Differential for a Peterbilt 387 Recently Updated $795 USD USED EATON RSP40 REAR REAR DIFFERENTIAL/3.55 RATIO ConditionUsedRear End3.55 ratioFits To Make(s)PETERBILTFits To Model(s)387Stock Number69639 MLS Number12825909CategoryDifferentials, Rear Last Updated9/9/2026 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2013 Eaton RSP40 Rear Differential for a Kenworth T700 Recently Updated $795 USD USED EATON RSP40 REAR REAR DIFFERENTIAL/3.25 RATIO ConditionUsedRear End3.25 ratioFits To Make(s)KENWORTHFits To Model(s)T700Stock Number70497 MLS Number12826448CategoryDifferentials, Rear Last Updated9/9/2026 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2013 Eaton RSP40 Rear Differential for a Peterbilt 579 Recently Updated $795 USD USED EATON RSP40 REAR REAR DIFFERENTIAL/3.36 RATIO ConditionUsedRear End3.36 ratioFits To Make(s)PETERBILTFits To Model(s)579Stock Number72176 MLS Number12827374CategoryDifferentials, Rear Last Updated9/9/2026 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2009 Eaton RSP40 Rear Differential for a Peterbilt 387 Recently Updated $795 USD USED EATON RSP40 REAR REAR DIFFERENTIAL/3.55 RATIO ConditionUsedRear End3.55 ratioFits To Make(s)PETERBILTFits To Model(s)387Stock Number72245 MLS Number12827402CategoryDifferentials, Rear Last Updated9/9/2026 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2007 Eaton RSP40 Rear Differential for a Peterbilt 379 Recently Updated $795 USD USED EATON RSP40 REAR REAR DIFFERENTIAL/3.36 RATIO ConditionUsedRear End3.36 ratioFits To Make(s)PETERBILTFits To Model(s)379Stock Number72829 MLS Number12827677CategoryDifferentials, Rear Last Updated9/9/2026 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2004 Eaton RSP40 Rear Differential for a Peterbilt 379 Recently Updated $795 USD USED EATON RSP40 REAR REAR DIFFERENTIAL/3.55 RATIO ConditionUsedRear End3.55 ratioFits To Make(s)PETERBILTFits To Model(s)379Stock Number73117 MLS Number12827834CategoryDifferentials, Rear Last Updated9/9/2026 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2005 Eaton RSP40 Rear Differential for a Kenworth W900 Recently Updated $795 USD USED EATON RSP40 REAR REAR DIFFERENTIAL /3.36 RATIO ConditionUsedFits To Make(s)KENWORTHFits To Model(s)W900Stock Number73184 MLS Number12827868CategoryDifferentials, Rear Last Updated9/9/2026 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2006 Eaton RSP40 Rear Differential for a Peterbilt 379 Recently Updated $795 USD USED EATON RSP40 REAR REAR DIFFERENTIAL/3.36 RATIO ConditionUsedRear End3.36 ratioFits To Make(s)PETERBILTFits To Model(s)379Stock Number73490 MLS Number12828033CategoryDifferentials, Rear Last Updated9/9/2026 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2013 Eaton RSP40 Rear Differential for a Peterbilt 386 Recently Updated $795 USD USED EATON RSP40 REAR REAR DIFFERENTIAL/3.25 RATIO ConditionUsedRear End3.25 ratioFits To Make(s)PETERBILTFits To Model(s)386Stock Number73548 MLS Number12828077CategoryDifferentials, Rear Last Updated9/9/2026 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RSP40 Rear Differential for a 2013 Peterbilt 389 Newly Listed $550 USD T.O RSP40 3.90 RATIO WILL INSPECT IN OUR GEAR SHOP, 90 DAY WARRANTY., Axle Spline Count: GET, Serial#: GET, Core Charge: 250.00, Ratio: 390 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)389Will Fit Year(s)2013Part NumberGETStock Number82126-3 MLS Number14588139CategoryDifferentials, Rear Last Updated9/5/2026 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 Newly Listed $1,295 USD REBUILT RSP40 3.25. 12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE, Axle Spline Count: 41, Serial#: 62618, Core Charge: EXCHANGE 250 CORE, Ratio: 3.25 ConditionRemanufacturedPart Number62618Stock Number62618 MLS Number14588136CategoryDifferentials, Rear Last Updated9/5/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Eaton RSP40 Rear Differential Recently Updated $1,350 USD RSP40-342 - Rebuilt ConditionRemanufacturedRear End3.42 ratioStock NumberRSP40-342-REB MLS Number13963946CategoryDifferentials, Rear Last Updated9/6/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Eaton RSP40 Rear Differential Recently Updated $1,350 USD RSP40-336 - Rebuilt Quantity2ConditionRemanufacturedRear End3.36 ratioStock NumberRSP40-336-REB MLS Number13963945CategoryDifferentials, Rear Last Updated9/6/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Eaton RSP40 Rear Differential $1,295 USD REBUILT RSP40 3.90. 12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE, Axle Spline Count: 41, Serial#: 62610, Core Charge: EXCHANGE CRITICAL CORE 250.00, Ratio: 3.90 ConditionRemanufacturedPart Number62610Stock Number62610 MLS Number14580107CategoryDifferentials, Rear Last Updated9/2/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos 2013 Eaton RSP40 Rear Differential for a Peterbilt 337 $574 USD (USED) Eaton RSP40 Ratio: 4.88 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 Ref# 1-2235058 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)337Part Number1-2235058Stock Number25498034 MLS Number12338728CategoryDifferentials, Rear Last Updated8/29/2026 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Eaton RSP40 Rear Differential $600 USD Good used Eaton RSP40 Rear, Rear Differential Assembly. 3.55 Ratio. 90 day guarantee for swap or refund Quantity2ConditionUsedRear End3.55 ratioStock NumberRyd RSP40/3.55/41 MLS Number10643512CategoryDifferentials, Rear Last Updated8/26/2026 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Eaton RSP40 Rear Differential $1,295 USD REBUILT RSP40 3.55. 12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 62584, Core Charge: EXCHANGE, Ratio: 3.55 ConditionRemanufacturedRear End3.55 ratioPart Number62584Stock Number62584 MLS Number14520753CategoryDifferentials, Rear Last Updated8/26/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Eaton RSP40 Rear Differential $1,215 USD RSP40-336 - Reconditioned ConditionRemanufacturedRear End3.36 ratioStock NumberRSP40-336-REC MLS Number14028853CategoryDifferentials, Rear Last Updated8/25/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2005 Eaton RSP40 Rear Differential for a Kenworth T600 $395 USD (USED) Eaton RSP40 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 ConditionUsedFits To Make(s)KenworthFits To Model(s)T600Stock Number25808327 MLS Number13631850CategoryDifferentials, Rear Last Updated8/23/2026 LocationKansas City, MO, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Eaton RSP40 Rear Differential $500 USD Good used Eaton RSP40 Rear, Rear Differential Assembly. 3.25 Ratio. 90 day guarantee for swap or refund ConditionUsedRear End3.25 ratioStock NumberRyd RSP40/3.25/41 MLS Number10806818CategoryDifferentials, Rear Last Updated8/21/2026 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2014 Eaton RSP40 Rear Differential for a Kenworth T680 $375 USD (USED) Eaton RSP40 Ratio: 3.36 Side Gear Splines: 41 W/ Locker: NO Cast#: N/A Ref# N/A ConditionUsedFits To Make(s)KenworthFits To Model(s)T680Part NumberN/AStock Number25779922 MLS Number13543453CategoryDifferentials, Rear Last Updated8/21/2026 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2015 Eaton RSP40 Rear Differential for a Kenworth T680 $415 USD (USED) Eaton RSP40 Ratio: 3.25 Side Gear Splines: 41 W/ Locker: NO Cast#: 515327 ConditionUsedFits To Make(s)KenworthFits To Model(s)T680Stock Number25743572 MLS Number13446082CategoryDifferentials, Rear Last Updated8/20/2026 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ 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 Updated8/19/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info