View 1 Photo View 0 Videos Eaton DS404 Front Gear Set 4.63, Serial # 513378 $185 USD DS404 FRONT GEAR SET USED 4.63, Serial#: 513378, Core Charge: N/A, Casting#: 513378 ConditionUsedPart Number513378 211472Stock Number513378 USED MLS Number11205812CategoryDifferential Misc. Parts Last Updated4/3/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton DS404 Axle Shaft $186.54 USD NEW EATON STYLE AXLE SHAFT. 8 HOLE TAPER AXLE BOLTS WITH .948 HOLES. 2.10-41 SPINE, Axle Spline Count: 41, Serial#: 128516, Length: 38.976, Axle Type: Non-Locker ConditionNewPart Number128516Stock NumberS-E633 MLS Number11202348CategoryAxle Shafts Last Updated5/19/2023 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton DS404 Thru Shaft Snap Rings, Part # 129594 $4.19 USD 404 THRU SHAFT SNAP RINGS, Serial#: 129594 EE28290 127538, Core Charge: N/A, Casting#: 129594 EE28290 127538 ConditionNewPart Number129594Stock Number129594 MLS Number10498580CategoryDifferential Misc. Parts Last Updated4/3/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton DS404 Piston, Part # 129150 $7.34 USD piston, Serial#: 129150, Core Charge: n/a, Casting#: 129150 ConditionNewPart Number129150Stock Number129150 MLS Number10183133CategoryDifferential Misc. Parts Last Updated4/3/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton DS404 Gearset 5.57, Part # 211475 513375 511283 $125 USD DS404 GEARSET 5.57, Serial#: 211475, Core Charge: N/A, Casting#: 211475 ConditionUsedPart Number211475 513375 511283Stock Number211475 USED MLS Number10179608CategoryDifferential Misc. Parts Last Updated4/3/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton Input Helical Gear for DS404/DSP40, Part # 127495 / 130907 $158.16 USD input helical gear for ds404 dsp40 ConditionNewPart Number127495 130907Stock Number127495 MLS Number9952723CategoryDifferential Misc. Parts Last Updated4/3/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton DS404 Front Axle Housing for a 1999 Kenworth T800 $995 USD GOOD USED AG400/AG200 AXLE HOUSING DS404 WELDED REAR COVER. HAS TALL THREADED TORQUE ARM PEDISTOL. TORQUE ROD HOLES ARE THREADED FOR BOLTS, KO55-663 IS PEDISTOL PART NUMBER. SEE PICS,... ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)1999Part NumberKo55-663Stock NumberP-568 MLS Number9327095CategoryAxle Housings, Front Last Updated9/30/2025 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton DS404 488 Gear Set, Part # 513377 211473 $321.21 USD 488 gear set fits 404 series DS, Serial#: 513377., Core Charge: N/A, Casting#: 513377. ConditionNewPart Number513377 211473Stock Number513377 MLS Number9004305CategoryDifferential Misc. Parts Last Updated4/3/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton DS404 Piston Cover, Part # 129573 S22463 $15.89 USD piston cover, Serial#: 129573, Core Charge: NONE, Casting#: 129573 Quantity6ConditionNewPart Number129573 S22463Stock Number129573 MLS Number9003168CategoryDifferential Misc. Parts Last Updated4/3/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton DS404 Bearing, Part # MUB1307UM / F19100 MU61307GUM $40.49 USD bearing ConditionNewPart Numbermub1307um / f19100 MU61307GUMStock Numbermub1307um MLS Number9003162CategoryDifferential Misc. Parts Last Updated4/3/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Eaton DS404 Front Axle Housing $2,850 USD KENWORTH AG100 FRONT, REAR HOUSING, DS404, 3.70, HSG ID P01037077 ConditionUsedStock Number99701 MLS Number12071799CategoryAxle Housings, Front Last Updated6/20/2023 LocationSalt Lake City, UT, US Sold ByVriens Truck Parts (801) 478-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton DS404 Front Differential for a 1986 Kenworth W900B $1,300 USD DS404 3.70 GOOD USED TAKEOUT FRESH REBUILT 90/180 DAY WARRANTY, Ratio: 3.70 ConditionUsedRear End3.70 ratioFits To Make(s)KenworthFits To Model(s)W900BWill Fit Year(s)1986Stock Number120315-11 MLS Number9001627CategoryDifferentials, Front Last Updated2/15/2024 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton DS404 Front Differential for a 2000 Sterling ACTERRA Contact for price GOOD SHAPE, Ratio: 370 ConditionUsedRear End3.70 ratioFits To Make(s)SterlingFits To Model(s)ACTERRAWill Fit Year(s)2000Stock NumberG12050-4 MLS Number10686862CategoryDifferentials, Front Last Updated5/11/2023 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton DS404 Front Differential for a 1997 Kenworth T2000 Contact for price ., Ratio: 355 ConditionUsedRear End3.55 ratioFits To Make(s)KenworthFits To Model(s)T2000Will Fit Year(s)1997Stock Number738487-4 MLS Number9390823CategoryDifferentials, Front Last Updated5/11/2023 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton DS404 Front Differential for a 2005 Volvo VNL Contact for price ., Ratio: 355 ConditionUsedRear End3.55 ratioFits To Make(s)VolvoFits To Model(s)VNLWill Fit Year(s)2005Stock Number393857-4 MLS Number9390138CategoryDifferentials, Front Last Updated5/11/2023 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton DS404 Front Differential for a 1996 Volvo WIA64TTES Contact for price -, Ratio: 370, Part Make: Eaton ConditionUsedRear End3.70 ratioFits To Make(s)VolvoFits To Model(s)WIA64TTESWill Fit Year(s)1996Stock Number735294-4 MLS Number9389292CategoryDifferentials, Front Last Updated5/11/2023 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton DS404 Front Differential for a 2004 Volvo VNM Contact for price -, Ratio: 355, Part Make: Eaton ConditionUsedRear End3.55 ratioFits To Make(s)VolvoFits To Model(s)VNMWill Fit Year(s)2004Stock Number359696-4 MLS Number9389073CategoryDifferentials, Front Last Updated5/11/2023 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton DS404 Front Differential for a 2007 Freightliner CST120 Contact for price -, Ratio: 355, Part Make: Eaton ConditionUsedRear End3.55 ratioFits To Make(s)FreightlinerFits To Model(s)CST120Will Fit Year(s)2007Stock NumberW77031-4 MLS Number9389043CategoryDifferentials, Front Last Updated5/11/2023 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton DS404 Front Differential for a 1999 Kenworth T600B Contact for price -, Ratio: 355, Part Make: Eaton ConditionUsedRear End3.55 ratioFits To Make(s)KenworthFits To Model(s)T600BWill Fit Year(s)1999Stock Number817782-4 MLS Number9389006CategoryDifferentials, Front Last Updated5/11/2023 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton DS404 Front Differential for a 2003 Freightliner CST120 CENTURY Contact for price - - Part Make: Eaton, Ratio: 336 ConditionUsedRear End3.36 ratioFits To Make(s)FreightlinerFits To Model(s)CST120 CENTURYWill Fit Year(s)2003Stock NumberJ52715-4 MLS Number9388946CategoryDifferentials, Front Last Updated12/6/2025 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 1995 Eaton DS404 Front Axle Housing for a Volvo $1,500 USD OEM# 306082 ConditionUsedSuspensionSpringFits To Make(s)VOLVOStock Number6574 MLS Number10893137CategoryAxle Housings, Front Last Updated3/11/2023 LocationEnfield, CT, US Sold ByCamerota Truck Parts (855) 750-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos New Eaton DS-404 Front Spring Axle Housing $3,657 USD New Eaton DS-404 Front Spring Axle Housing, Position: Front ConditionNewPart Number322864Stock Number300-24120 MLS Number11906097CategoryAxle Housings Last Updated1/24/2026 LocationDorr, MI, US Sold ByFrontier Truck Parts (855) 300-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 8 Photos View 0 Videos Eaton DS404 Front Differential Contact for price Eaton DS404; Front Rear Differential; 3.70 Ratio; S11. Call or message with any questions or visit our website. ConditionUsedRear End3.70 ratioStock Number1454 MLS Number10160282CategoryDifferentials, Front Last Updated12/13/2022 LocationSpringville, PA, US Sold BySummit Core Supply (844) 329-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 8 Photos View 0 Videos Eaton DS404 Rear Differential Contact for price Eaton DS404; Front Rear Differential; 3.55 Ratio; S11. Call or message with any questions or visit our website. ConditionUsedRear End3.55 ratioStock Number1467 MLS Number10163200CategoryDifferentials, Rear Last Updated12/13/2022 LocationSpringville, PA, US Sold BySummit Core Supply (844) 329-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton DS404 Front Differential $2,150 USD REBUILT 1 YEAR WARRANTY ConditionRemanufacturedRear End3.90 ratioStock Number23231 MLS Number10534484CategoryDifferentials, Front Last Updated12/15/2025 LocationDouglas, GA, US Sold ByAmerican Truck Parts, Inc. (877) 254-___ SHOWNUMBERCall Seller Email Seller Save More Info