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 Updated5/14/2026 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 Differential for a 2001 International 9400I $795 USD DS404 3.55 GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY ON PARTS, Axle Spline Count: N/A, Serial#: N/A, Core Charge: N/A, Ratio: 3.55 ConditionUsedFits To Make(s)InternationalFits To Model(s)9400IWill Fit Year(s)2001Stock Number122817-30 MLS Number9323307CategoryDifferentials, Front Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Eaton DS404 Front Axle Housing $995 USD GOOD TAKEOUT FRONT DS404 AXLE HOUSING OFF VOLVO AIR RIDE SUSPENSION., Serial#: N/A, Core Charge: N/A, Hub Bolts: 10, Suspension: VOLVO AIR RIDE ConditionUsedStock Number87219 MLS Number9264840CategoryAxle Housings, Front Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Eaton DS404 Rear Axle Housing for a 1996 Peterbilt 379 $1,495 USD GOOD USED RR HOUSING FOR DS 404 AIR LEAF, Serial#: N/A, Core Charge: N/A, Hub Bolts: 10, Suspension: AIR LEAF ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)1996Stock Number60117-7 MLS Number9128392CategoryAxle Housings, Rear Last Updated5/14/2026 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 Differential for a 2002 International 9400I $795 USD DS404 GOOD INSPECTED TAKEOUT 90-180 DAY WARRANTY, Axle Spline Count: 41, Ratio: 3.70 ConditionUsedRear End3.70 ratioFits To Make(s)InternationalFits To Model(s)9400IWill Fit Year(s)2002Stock Number20417-6 MLS Number9028158CategoryDifferentials, Front 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 DS404 Axle Shaft $201.42 USD NEW AXLE SHAFT DS/RS404 405 DSP/RSP40 DSH/RSH40 5/8 STRAIGHT HOLE, Axle Spline Count: 41, Length: 43 5/16, Casting#: 127438 1227 S-D885 920191 ConditionNewPart Number127438 1227 S-D885 920191Stock Number920191 SD885 MLS Number9005261CategoryAxle Shafts 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 DS404 Speedi Sleeve, Part # 99296 $49.95 USD speedi sleeve Quantity5ConditionNewPart Number99296Stock Number99296 MLS Number9004669CategoryDifferential Misc. Parts Last Updated5/14/2026 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 Cup, Part # 552A $30.92 USD bearing cup Quantity4ConditionNewPart Number552aStock Number552a MLS Number9004662CategoryDifferential Misc. Parts Last Updated5/14/2026 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 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 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 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 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 DS404 V-Ring, Part # 401300 / 128703 / DT8703 $15.95 USD v ring Quantity12ConditionNewPart Number401300 / 128703 / vring / v-ring / dt8703Stock Number128703 MLS Number9003793CategoryDifferential Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton 3 Gear Power Divider Kit fits DS404/DSP40/DSP41 before 08, Serial # PD404 $384.66 USD 3 GEAR POWER DIVIDER KIT fits DS404 DSP40,41 before 08, Serial#: PD404, Core Charge: N/A, Casting#: PD404 Quantity5ConditionNewPart Numberpd404 eards404pd S-17113 504404-1Stock Numberpd404 MLS Number9003622CategoryDifferential Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton DS404 Lockout Clutch, Part # 127510 $55.80 USD LOCKOUT CLUTCH, Serial#: 127510, Core Charge: n/a, Casting#: 127510 ConditionNewPart Number127510Stock Number127510 MLS Number9003313CategoryDifferential Misc. Parts Last Updated5/14/2026 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 Updated5/14/2026 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 Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton DS404 Differential Bearing, Part # 567 $55 USD bearing Quantity6ConditionNewPart Number567Stock Number567 MLS Number9003161CategoryDifferential Misc. Parts Last Updated5/14/2026 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 # 72218C $66.11 USD bearing ConditionNewPart Number72218cStock Number72218c MLS Number9003160CategoryDifferential Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton DS404 O-Ring, Part # 127545 $0.50 USD o ring ConditionNewPart Number127545Stock Number127545 MLS Number9003158CategoryDifferential Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton DS404 Slotted Pinion Nut, Part # SA135 126182 $15.95 USD slotted pinion nut, Serial#: 126182, Core Charge: N/A, Casting#: 126182 Quantity25ConditionNewPart NumberSA135 126182Stock Number126182 MLS Number9003157CategoryDifferential Misc. Parts Last Updated5/14/2026 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 $90 USD USED AXLE SHAFT STAMP # 127438 FITS MOST EATON 404'S 405'S 454'S DSP40 RSP40 AND 21060'S MODELS 43.30"L 41SPL 2.1/8 W 8.50 FLANGE 7.00 8 5/8 STR HOLE, Axle Spline Count: 41 Quantity20ConditionUsedPart Number127438Stock Number127438 MLS Number9003043CategoryAxle Shafts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton DS404 Input Shaft Kit, Part # 510593 / 216226 / 128704 / SA920 504181 $143 USD input shaft kit Quantity2ConditionNewPart Number510593 / 216226 / 128704 / sa920 504181Stock Number216226 MLS Number9003007CategoryDifferential Misc. Parts Last Updated5/14/2026 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 Differential for a 2012 Peterbilt 389 Contact for price GOOD, Ratio: 355 ConditionUsedRear End3.55 ratioFits To Make(s)PeterbiltFits To Model(s)389Will Fit Year(s)2012Stock Number137064-4 MLS Number13597978CategoryDifferentials, Front Last Updated5/14/2026 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 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 Updated5/14/2026 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 Rear Differential Contact for price Good used, Ratio: 3.55 ConditionUsedRear End3.55 ratioStock Number1354 MLS Number10639732CategoryDifferentials, Rear Last Updated5/14/2026 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 Updated5/14/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info