View 1 Photo View 0 Videos Eaton-Spicer Forward Input Shaft Oil Seal 3" ID DS404/RS404/DS405/DSP40/DSP41, Part # 127591 Recently Updated $38.70 USD 127591 OIL SEAL FORWARD INPUT SHAFT 3" ID, EATON DS404/RS404/DS405/DSP40,DSP41 Quantity10ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 10226476 EAT MLS Number14197524CategoryDifferential Misc. Parts Last Updated5/28/2026 LocationAthens, GA, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer Oil Seal Forward Input Shaft 3" ID DS404/RS404/DS405/DSP40/DSP41, Part # 127591 Recently Updated $38.70 USD 127591 OIL SEAL FORWARD INPUT SHAFT 3" ID, EATON DS404/RS404/DS405/DSP40,DSP41 Quantity9ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 10226476 EAT MLS Number14218809CategoryDifferential Misc. Parts Last Updated5/28/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer DS404 Input Thrust Washer, Part # 128702 Recently Updated $29.72 USD 128702 INPUT THRUST WASHER DS404 ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 132439 EAT MLS Number14187545CategoryDifferential Misc. Parts Last Updated5/28/2026 LocationHenderson, CO, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer DS404 Input Shaft Oil Seal, Part # 127591 Recently Updated $26.92 USD 127591 OIL SEAL INPUT SHAFT Quantity14ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberNTN SLS-1699 MLS Number14182429CategoryDifferential Misc. Parts Last Updated5/28/2026 LocationJackson, MS, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer Output Side Gear 39 Spline DS404/DSP40/DST40/DSH40/DSH44 (After 6/2008) Price Drop $54.91 USD OUTPUT SIDE GEAR 39 SPLINE , EATON-SPICER DS404, DSP40, DST40, DSH40, DSH44 , FOR UNITS AFTER 6/2008 Quantity11ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberINC EAR132443 MLS Number14189963CategoryDifferential Misc. Parts Last Updated5/27/2026 LocationHenderson, CO, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer DS404 .003 Pinion Cage Shim Recently Updated $4.90 USD SHIM .003 PINION CAGE DS404 Quantity2ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 127595 EAT MLS Number14182284CategoryDifferential Misc. Parts Last Updated5/27/2026 LocationJackson, MS, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer Differential Pinion Oil Seal for DS404 Recently Updated $8.10 USD DIFFERENTIAL PINION OIL SEAL ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberSST 127592 MLS Number9901051CategoryDifferential Misc. Parts Last Updated5/27/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer Gear Nest Kit 41 Spline DS/RS404, Part # 510397 Recently Updated $169.55 USD GEAR NEST KIT 41 SPLINE DANA DS/RS404 510397 Quantity7ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberINC EAR216229 MLS Number14220030CategoryDifferential Misc. Parts Last Updated5/28/2026 LocationHenderson, CO, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos 2000 Eaton-Spicer DS404 Front Axle Housing Recently Updated $1,800 USD ConditionUsedFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock Number2294662 MLS Number12282200CategoryAxle Housings, Front Last Updated5/23/2026 LocationAthens, GA, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer O-Ring Lockout Shift Fork Assembly for DS404 Recently Updated $12.78 USD O'RING LOCKOUT SHIFT FORK ASM Quantity6ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 210180 EAT MLS Number14216450CategoryDifferential Misc. Parts Last Updated5/28/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer Front Bearing F-Box Rebuilder Kit DS404/DS405/DSP40 Recently Updated $444.48 USD KIT BEARING F-BOX REBUILDER DS404,DS405,DSP40 FRONT, Quantity4ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberFER FDRK 404F MLS Number13862238CategoryDifferential Misc. Parts Last Updated5/28/2026 LocationHenderson, CO, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer Input Shaft Kit DS404 Recently Updated $139.48 USD INPUT SHAFT KIT DS404 Quantity4ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberINC 510593 MLS Number14250211CategoryDifferential Misc. Parts Last Updated5/23/2026 LocationHenderson, CO, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer DS404 Shift Fork & Compression Spring Kit, Part # 129856 & 129859 Recently Updated $71.17 USD SHIFT FORK 129856 COMPRESSION SPRING 129859 KIT Quantity7ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 510870 EAT MLS Number14187593CategoryDifferential Misc. Parts Last Updated5/28/2026 LocationHenderson, CO, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer Ring Gear Kit Nut 126216 & Bolt 129686 for DS/RS404 Recently Updated $65.15 USD RING GEAR KIT - NUT 126216 BOLT 129686 FOR DS/RS404 Quantity13ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 508652 EAT MLS Number14187591CategoryDifferential Misc. Parts Last Updated5/28/2026 LocationHenderson, CO, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer DS404 Input Shaft Oil Retainer Recently Updated $9.68 USD OIL RETAINER INPUT SHAFT Quantity10ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 128700 EAT MLS Number14187529CategoryDifferential Misc. Parts Last Updated5/28/2026 LocationHenderson, CO, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer Shim 010 Pinion Cage for DS404 Recently Updated $5.20 USD SHIM 010 - PINION CAGE 5 PER PACK Quantity4ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 127597 EAT MLS Number14187522CategoryDifferential Misc. Parts Last Updated5/28/2026 LocationHenderson, CO, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 12 Photos View 0 Videos 1998 Eaton-Spicer DS404 Front Axle Housing Recently Updated $1,250 USD BOLT ON COVER FOR OLDER PETE, WELD ON BRACKET ConditionUsedFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock Number2586671 MLS Number14021932CategoryAxle Housings, Front Last Updated5/23/2026 LocationPortland, OR, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer DS404 Oil Seal, Part # 127592 DTP7592 Recently Updated $22.56 USD 127592 DTP7592 OIL SEAL Quantity7ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberNTN SLS-1701 MLS Number14182430CategoryDifferential Misc. Parts Last Updated5/23/2026 LocationJackson, MS, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer DS404 Oil Seal, Part # SLS-1701 / 127592 DTP7592 Recently Updated $22.56 USD SLS-1701 / 127592 DTP7592 OIL SEAL Quantity15ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberNTN SLS-1701 MLS Number14187519CategoryDifferential Misc. Parts Last Updated5/27/2026 LocationHenderson, CO, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer DS404 Input Shaft Oil Seal, Part # SLS-1699 / 127591 Recently Updated $26.92 USD SLS-1699 / 127591 OIL SEAL INPUT SHAFT Quantity31ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberNTN SLS-1699 MLS Number14187518CategoryDifferential Misc. Parts Last Updated5/22/2026 LocationHenderson, CO, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer DS404 Input Shaft Nut $8.47 USD NUT - INPUT SHAFT DANA DS404 Quantity8ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberSST 128049 MLS Number14207675CategoryDifferential Misc. Parts Last Updated5/21/2026 LocationWykoff, MN, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana DS/RS404 Gear Nest Kit 41 Spline, Part # 510397 $161.48 USD GEAR NEST KIT 41 SPLINE DANA DS/RS404 510397 Quantity4ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberINC EAR216229 MLS Number14200756CategoryDifferential Misc. Parts Last Updated5/21/2026 LocationWatseka, IL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer DS404 O-Ring Lockout Shift Fork Assembly $12.78 USD O'RING LOCKOUT SHIFT FORK ASM Quantity12ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 210180 EAT MLS Number14200751CategoryDifferential Misc. Parts Last Updated5/21/2026 LocationWatseka, IL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer Bushing Helical Gear for 344/404/405/454 Models $81.63 USD BUSHING HELICAL GEAR 344, 404, 405, 454 MODELS Quantity6ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 129371 EAT MLS Number14200738CategoryDifferential Misc. Parts Last Updated5/21/2026 LocationWatseka, IL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer DS404 Differential Side Gear Thrust Washer $3.58 USD DIFF SIDE GEAR THRUST WASHER Quantity18ConditionNewFits To Make(s)WASHERFits To Model(s)DS404Stock NumberCCT 129305 EAT MLS Number14200737CategoryDifferential Misc. Parts Last Updated5/21/2026 LocationWatseka, IL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info