View 0 Photos View 0 Videos Eaton RSP40 Rear Differential $795 USD RSP40 4.88 GOOD INSPECTED TAKEOUT, 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 250.00, Ratio: 4.88 ConditionUsedRear End4.88 ratioPart NumberRSP41 RSP40 RS404Stock NumberKL488 MLS Number13311496CategoryDifferentials, Rear Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RSP40 Rear Differential for a 2012 Peterbilt 384 $795 USD RSP40 5.29 GOOD USED INSPECTED DIFFERENTIAL ASSEMBLY 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 250.00, Ratio: 5.29 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)384Will Fit Year(s)2012Part NumberRSP-40Stock Number82723-10 MLS Number12288565CategoryDifferentials, Rear Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RSP40 Rear Axle Housing for a 2013 Kenworth T800 $1,495 USD GOOD USED HOUSING ASSEMBLY/ PACCAR LATE LOW AIR LEAF AG400L, Serial#: NA, Hub Bolts: 10, Suspension: AG400L, Brake Type: DRUM ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2013Part NumberNAStock Number61823-1 MLS Number12171137CategoryAxle Housings, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2005 Eaton RSP40 Rear Axle Housing $1,495 USD Nice AG400/200 rear housing RSP 40, 41 No rust, Surfaces look good, Hub Bolts: 10, Suspension: Ag400, Brake Type: S cam ConditionUsedWill Fit Year(s)2005Part NumberAg200Stock NumberP-60274 MLS Number11585759CategoryAxle Housings, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RSP40 Rear Axle Housing for a 2003 Kenworth T800 $895 USD GOOD USED AG400/AG200 REAR REAR AXLE HOUSING, MINOR RUST ON CENTER COVER RS404 RSP41 RSH40, Serial#: Na, Core Charge: Na, Hub Bolts: 10, Suspension: AG200 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2003Part NumberGetStock NumberP-563 MLS Number9324168CategoryAxle Housings, Rear Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RSP40 Rear Axle Housing for a 2007 Peterbilt 387 $1,095 USD USED PETERBILT FLEXAIR AG380 BARE AXLE HOUSING - Differential Make (Rear): Eaton - Differential Model (Rear): RSP40, Hub Bolts: 10, Suspension: AG380 FLEX AIR, Brake Type: S CAM ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Will Fit Year(s)2007Part NumberNaStock Number102215-14 MLS Number9001516CategoryAxle Housings, Rear Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RSP40 Rear Axle Housing for a 2010 Kenworth T660 $1,095 USD GOOD USED AG400 AG200 AXLE HOUSING FITS RS404 ConditionUsedFits To Make(s)KenworthFits To Model(s)T660Will Fit Year(s)2010Stock Number122414-1-1 MLS Number9001484CategoryAxle Housings, Rear Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RSP40 Rear Differential for a 2014 Peterbilt 579 $895 USD Good low mile diff 90 day warr. Ext warr available, Ratio: 3.36 ConditionUsedRear End3.36 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2014Stock Number3615-10 MLS Number9001110CategoryDifferentials, Rear Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RSP40 Adjuster, Part # 128616 $50.11 USD ADJUSTER Quantity3ConditionNewPart Number128616Stock Number128616 MLS Number9003339CategoryDifferential Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RSP40 Rear Axle Housing for a 2007 Peterbilt 387 $995 USD good takeout, Serial#: none, Hub Bolts: 5/8, Suspension: LATE LOW AIR LEAF, Brake Type: S CAM ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Will Fit Year(s)2007Stock Number121414-1 MLS Number9000932CategoryAxle Housings, Rear Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RSP40 Rear Differential Contact for price RSP40 Ratio:3.70, Ratio: 3.70 ConditionUsedRear End3.70 ratioStock NumberATC2608 MLS Number14307770CategoryDifferentials, Rear Last Updated6/13/2026 LocationAlma, AR, US Sold ByArkansas Truck Center (833) 371-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RSP40 Rear Differential Contact for price RSP40 Ratio:3.55, Ratio: 3.55 ConditionUsedRear End3.55 ratioStock NumberATC2588 MLS Number14222123CategoryDifferentials, Rear Last Updated5/14/2026 LocationAlma, AR, US Sold ByArkansas Truck Center (833) 371-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RSP40 Rear Differential Contact for price RSP40 Ratio:3.55, Ratio: 3.55 ConditionUsedRear End3.55 ratioStock NumberATC2577 MLS Number14168391CategoryDifferentials, Rear Last Updated5/14/2026 LocationAlma, AR, US Sold ByArkansas Truck Center (833) 371-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RSP40 Front Differential Contact for price RSP40 Ratio:3.55, Ratio: 3.55 ConditionUsedRear End3.55 ratioStock NumberATC2529 MLS Number13869574CategoryDifferentials, Front Last Updated5/14/2026 LocationAlma, AR, US Sold ByArkansas Truck Center (833) 371-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RSP40 Rear Differential Contact for price RSP40 Ratio:3.25, Ratio: 3.25 ConditionUsedRear End3.25 ratioStock NumberATC2478 MLS Number13651339CategoryDifferentials, Rear Last Updated5/14/2026 LocationAlma, AR, US Sold ByArkansas Truck Center (833) 371-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RSP40 Rear Differential Contact for price RSP40 With Locker 3.70, Ratio: 3.70 ConditionUsedRear End3.70 ratioStock NumberATC2474 MLS Number13626492CategoryDifferentials, Rear Last Updated6/13/2026 LocationAlma, AR, US Sold ByArkansas Truck Center (833) 371-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RSP40 Rear Differential Contact for price RSP40 WITH LOCKER Ratio:3.55, Ratio: 3.55 ConditionUsedRear End3.55 ratioStock NumberATC2231 MLS Number12936450CategoryDifferentials, Rear Last Updated5/14/2026 LocationAlma, AR, US Sold ByArkansas Truck Center (833) 371-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RSP40 Rear Differential Contact for price RSP40 Ratio:3.42, Ratio: 3.42 ConditionUsedRear End3.42 ratioStock NumberATC2017 MLS Number11899963CategoryDifferentials, Rear Last Updated5/14/2026 LocationAlma, AR, US Sold ByArkansas Truck Center (833) 371-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RSP40 Rear Differential Contact for price RSP40 Ratio:3.25, Ratio: 3.25 ConditionUsedRear End3.25 ratioStock NumberATC1825 MLS Number11355887CategoryDifferentials, Rear Last Updated5/14/2026 LocationAlma, AR, US Sold ByArkansas Truck Center (833) 371-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RSP40 Rear Differential Contact for price RSP40 Ratio:3.25, Ratio: 3.25 ConditionUsedRear End3.25 ratioStock NumberATC1791 MLS Number11346405CategoryDifferentials, Rear Last Updated5/14/2026 LocationAlma, AR, US Sold ByArkansas Truck Center (833) 371-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RSP40 Rear Differential Contact for price RSP40 3.42, Ratio: 3.42 ConditionUsedRear End3.42 ratioStock NumberATC230 MLS Number9404664CategoryDifferentials, Rear Last Updated5/14/2026 LocationAlma, AR, US Sold ByArkansas Truck Center (833) 371-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RSP40 Rear Differential Contact for price GOOD WORKING CONDITION., Ratio: 355 ConditionUsedRear End3.55 ratioStock Number1342 MLS Number10478735CategoryDifferentials, Rear Last Updated5/14/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RSP40 Rear Differential Contact for price checks out good., Ratio: 355 ConditionUsedRear End3.55 ratioStock Number1224 MLS Number9640698CategoryDifferentials, Rear Last Updated5/14/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RSP40 Rear Differential Contact for price ., Ratio: 355 ConditionUsedRear End3.55 ratioStock Number1011 MLS Number9526681CategoryDifferentials, Rear Last Updated5/14/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RSP40 Rear Differential Contact for price COMPLETE PETERBILT AXLE, Ratio: 3:08 ConditionUsedRear End3.08 ratioStock Number987 MLS Number9504579CategoryDifferentials, Rear Last Updated5/14/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info