View 0 Photos View 0 Videos Eaton DS34/38 Lock Out Kit $30 USD lock out kit Quantity10ConditionNewStock Number34779 MLS Number9003725CategoryDifferential 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 34DS 16 Spline 2 1/8" Side Gears $40.50 USD 16 spline 2 1/8" side gears Quantity4ConditionNewStock Number37069 MLS Number9003724CategoryDifferential 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 23080S Rear Differential for a 2002 Peterbilt 379 $1,250 USD GOOD INSPECTED TAKE OUT 90 DAY WARR., Ratio: 3.70 ConditionUsedRear End3.70 ratioFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2002Stock Number7215-3 MLS Number9001287CategoryDifferentials, 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 DS402 Front Axle Housing for a 1999 Kenworth W900B $995 USD RT400 FRONT HOUSING DS402 5.75 BUSHING, Suspension: RT400 ConditionUsedFits To Make(s)KenworthFits To Model(s)W900BWill Fit Year(s)1999Stock Number61315-5 MLS Number9028061CategoryAxle Housings, Front 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 RS402 Rear Axle Housing for a 1999 Kenworth W900B $995 USD REAR HOUSING RS,RT 380,381,400,402,454 HENDRICKSON, Suspension: RT400 ConditionUsedFits To Make(s)KenworthFits To Model(s)W900BWill Fit Year(s)1999Stock Number61315-4 MLS Number9001266CategoryAxle 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 Thru Shaft Seal DSP and 404 Models, Part # 127592 $18.41 USD thru shaft seal DSP AND 404 MODELS ConditionNewPart Number127592Stock Numberdt7592 MLS Number9003627CategoryDifferential 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 DSP40 Jam Nut, Part # 210184 $10.50 USD jam nut ConditionNewPart Number210184Stock Number210184 MLS Number9003588CategoryDifferential 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 404 003 Shim, Part # 127595 $2.25 USD .003 shim ConditionNewPart Number127595Stock Number127595 MLS Number9003539CategoryDifferential 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 16221 Differential Seal, Part # SA64601 / 712625 $25.34 USD seal ConditionNewPart Numbersa64601 / 712625Stock Number712625 MLS Number9003529CategoryDifferential 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 16221 Bearing Cone, Part # 42381 $70.21 USD bearing cone ConditionNewPart Number42381Stock Number42381 MLS Number9003528CategoryDifferential 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 16221 Pinion Cup, Part # HM903210 $22.17 USD pinion cup ConditionNewPart Numberhm903210Stock Numberhm903210 MLS Number9003525CategoryDifferential 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 16221 Pinion Bearing, Part # HM903249 $38.05 USD pinion bearing ConditionNewPart Numberhm903249Stock Numberhm903249 MLS Number9003524CategoryDifferential 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 404 Pocket Bearing $39.95 USD pocket bearing ConditionNewStock Number7307 MLS Number9003424CategoryDifferential 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 DS34/38 Bearing Cup, Part # 34492A $31.43 USD bearing cup ConditionNewPart Number34492aStock Number34492a MLS Number9003397CategoryDifferential 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 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 RS404 Rear Differential for a 1997 Kenworth T2000 $495 USD Good used 90 day warranty, Ratio: 3.55 ConditionUsedRear End3.55 ratioFits To Make(s)KenworthFits To Model(s)T2000Will Fit Year(s)1997Stock Number22215-8 MLS Number9001107CategoryDifferentials, 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 402 Pocket Bearing, Part # F19083 $37.51 USD pocket bearing ConditionNewPart Numberf19083Stock Numbermusb1307um MLS Number9003330CategoryDifferential 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 RS402 Nut, Part # 127588 $8.25 USD NUT ConditionNewPart Number127588Stock Number127588 MLS Number9003315CategoryDifferential 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 DS404 Differential Piston, Part # 129580 $5.04 USD PISTON Quantity9ConditionNewPart Number129580Stock Number129580 MLS Number9003307CategoryDifferential 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 404 Wheel Diff Case Housing 5.29-7.17, Part # 508656 $408.60 USD WHEEL DIFF CASE HOUSING 5.29-7.17 ConditionNewPart Number508656Stock Number508656 MLS Number9003306CategoryDifferential 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 DSP41P Bearing Cone, Part # 29688 132060 $108.72 USD BEARING CONE ConditionNewPart Number29688 132060Stock Number29688 MLS Number9003288CategoryDifferential 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 404 41 Spline Side Gear Thrust Washer Kit, Part # 127368 $33.30 USD 41 spline side gear, Serial#: 404 THRUST WASHER KIT Quantity4ConditionNewPart Number127368Stock Number127368 MLS Number9003213CategoryDifferential 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 DSH40 Front Axle Housing for a 2005 Peterbilt 379 EXT $895 USD GOOD FRONT LOW AIR LEAF HSNG DSH40, Suspension: LOW AIR LEAF ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379 EXTWill Fit Year(s)2005Stock Number121814-6 MLS Number9028027CategoryAxle Housings, Front 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 RSH40 Rear Axle Housing for a 2005 Peterbilt 379 EXT $995 USD GOOD REAR AIRLEAF AXLE HOUSING RSH40, Suspension: LOW AIR LEAF ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379 EXTWill Fit Year(s)2005Stock Number121814-5 MLS Number9000936CategoryAxle Housings, Rear Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info