View 1 Photo View 0 Videos Eaton DS404 Pinion Nut Roll Pin, Part # 118807 $1.35 USD PINION NUT ROLL PIN FOR DS404 AND OTHER MODELS, Serial#: 118807, Core Charge: N/A, Casting#: 118807 ConditionNewPart Number118807Stock Number118807 MLS Number11411527CategoryDifferential 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 Thin Mounting Flange Bolt Kit $79.73 USD DS404 THIN MOUNTING FLANGE BOLT KIT, Serial#: 511600, Core Charge: N/A, Casting#: 511600 ConditionNewPart Number511600 EAT511600Stock Number511600 MLS Number11293333CategoryDifferential Misc. Parts Last Updated3/28/2026 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 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 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 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 1 Photo View 0 Videos Eaton DS404 Differential Bearing, Part # 567 $55 USD bearing Quantity6ConditionNewPart Number567Stock Number567 MLS Number9003161CategoryDifferential 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 # 72218C $66.11 USD bearing ConditionNewPart Number72218cStock Number72218c MLS Number9003160CategoryDifferential 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-Rear and Rear-Rear Differential $1,000 USD Eaton DS404 Front rear diff,good used take out $1000, Rebuilt $1450 Eaton DS404 Rear rear diff, good used take out $700,Rebuilt $900 all prices with echange ConditionUsedStock Number77 MLS Number10681324CategoryDifferential Misc. Parts Last Updated4/3/2026 LocationWinger, MN, US Sold ByLucken Trucks and Parts (833) 637-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Eaton DS404 Power Divider Take Out Contact for price EATON DS404 POWER DIVIDER GOOD USED TAKE OUT We have many engine parts and engines. Turbos, manifolds, heads, ECM's, gears, timing covers, clutch housing, etc. Call For Pricing We sell a... ConditionUsedStock Number201884 MLS Number10481108CategoryDifferential Misc. Parts Last Updated4/3/2026 LocationFelda, FL, US Sold ByDelauto Used Truck Parts (844) 925-___ 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 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 Cup, Part # 552A $30.92 USD bearing cup Quantity4ConditionNewPart Number552aStock Number552a MLS Number9004662CategoryDifferential 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 V-Ring, Part # 401300 / 128703 / DT8703 $15.95 USD v ring Quantity12ConditionNewPart Number401300 / 128703 / vring / v-ring / dt8703Stock Number128703 MLS Number9003793CategoryDifferential 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 O-Ring, Part # 127545 $0.50 USD o ring ConditionNewPart Number127545Stock Number127545 MLS Number9003158CategoryDifferential Misc. Parts Last Updated4/3/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton DS404 4.33 Ratio Gear Set, Part # 513379 Contact for price NEW DS404 4.33 Ratio Gear Set, Part # 513379 ConditionNewRear End4.33 ratioStock Number4541668 MLS Number13897873CategoryDifferential Misc. Parts Last Updated3/28/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton DS404 Snap Ring, Part # 129433 $3.51 USD snap ring ConditionNewPart Number129433Stock Number129433 MLS Number9894170CategoryDifferential Misc. Parts Last Updated4/3/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton DS404 Thru Shaft Bearing Cup, Part # JLM104910 $7.30 USD thru shaft bearing cup, Serial#: jlm104910, Core Charge: none, Casting#: jlm104910 ConditionNewPart Numberjlm104910Stock Numberjlm104910 MLS Number9003791CategoryDifferential Misc. Parts Last Updated4/3/2026 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 Lube Trough $6.30 USD lube trough Quantity8ConditionNewStock Number129577 MLS Number9004800CategoryDifferential Misc. Parts Last Updated4/3/2026 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 Updated4/3/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton DS404 Bearing, Part # 55212C $64.64 USD bearing ConditionNewPart Number55212cStock Number55212c MLS Number9003159CategoryDifferential Misc. Parts Last Updated4/3/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info