View 2 Photos View 0 Videos Eaton-Spicer DS404 Pinion Spacer .830 $14.10 USD DS404 PINiON SPACER .830 Quantity7ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberDAN 129123 MLS Number10834976CategoryDifferential Misc. Parts Last Updated3/27/2026 LocationPortland, OR, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer Bolt Kit DS/404 & RS404 $31.11 USD BOLT KIT DS/404 RS404 Quantity7ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberSST 508652 MLS Number14183730CategoryDifferential Misc. Parts Last Updated3/27/2026 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 Ring Gear / Pinion $181.10 USD GEAR SET EATON RP DS404 4.88 RATIO RING GEAR DIAM 15.7 INCHES, DS405/DSP40/41/DS454/344 , ConditionNewRear End4.88 ratioFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberSST 513377 MLS Number14183725CategoryRing Gears / Pinions Last Updated3/1/2026 LocationPortland, OR, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Eaton-Spicer Oil Trough for Inside Front Cover DS404/DSP40 $7.55 USD OIL TROUGH FOR INSIDE FRONT COVER EATON DS404/DSP40 Quantity2ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberDAN 129577 MLS Number10833349CategoryDifferential Misc. Parts Last Updated4/6/2026 LocationPortland, OR, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer Main Diff Spider DS/RS404 $22.10 USD MAIN DIFF SPIDER EATON DS/RS404 Quantity14ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberSST 127359 MLS Number14183653CategoryDifferential Misc. Parts Last Updated3/27/2026 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 O-Ring Air Lockout Piston $9.83 USD O-RING AIR LOCKOUT PISTON DANA DS404 Quantity4ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberDAN 210180 MLS Number10833092CategoryDifferential Misc. Parts Last Updated4/6/2026 LocationPortland, OR, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer Front DS404 Case $75.34 USD FRONT DS404 CASE ConditionUsedFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock Number1136477 MLS Number12479028CategoryDifferential Misc. Parts Last Updated3/27/2026 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 Retainer Input Shaft $9.68 USD OIL RETAINER INPUT SHAFT Quantity2ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 128700 EAT MLS Number14183605CategoryDifferential Misc. Parts Last Updated3/27/2026 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 Differential Bearing Adjuster Dana D/R404 $44.99 USD DIFF BEARRING ADJUSTER DANA D/R404 Quantity2ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 129130 EAT MLS Number14182934CategoryDifferential Misc. Parts Last Updated3/27/2026 LocationJackson, MS, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer DS404 Output Shaft O-Ring $4.33 USD O'RING OUTPUT SHAFT DS404 ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 127545 EAT MLS Number14182925CategoryDifferential Misc. Parts Last Updated3/27/2026 LocationJackson, MS, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer DS404 Kit-Shim Dana D/R404 $108.20 USD KIT-SHIM DANA D/R404 Quantity2ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 504032 EAT MLS Number14182738CategoryDifferential Misc. Parts Last Updated3/27/2026 LocationJackson, MS, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer DS404 Input Shaft Kit, Part # EAR216226 $129.40 USD INPUT SHAFT KIT DS404 REPLACED BY EAR216226 ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberINC EAR510593 MLS Number14182721CategoryDifferential Misc. Parts Last Updated3/27/2026 LocationJackson, MS, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer DS/RS404 Mounting Bolt Kit, Thick Housing $112.73 USD DS/RS404 MOUNTING BOLT KIT, THICK HOUSING Quantity3ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 512087 EAT MLS Number14182707CategoryDifferential Misc. Parts Last Updated3/27/2026 LocationJackson, MS, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer Bushing Helical Gear for 344/404/405/454 Models $81.63 USD BUSHING HELICAL GEAR 344, 404, 405, 454 MODELS ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 129371 EAT MLS Number14182680CategoryDifferential Misc. Parts Last Updated4/6/2026 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 Output Shaft Nut $8.14 USD OUTPUT SHAFT NUT EATON DS404 ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberSST 127588 MLS Number14182482CategoryDifferential Misc. Parts Last Updated3/27/2026 LocationJackson, MS, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer DS404 Rear Bearing Retainer Washer $20.73 USD REAR BEARING RETAINER WASHER Quantity3ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 78922 EAT MLS Number14182438CategoryDifferential Misc. Parts Last Updated3/27/2026 LocationJackson, MS, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer DS404 Snap Ring for Thru Shaft $13.60 USD SNAP RING FOR 404 THRU SHAFT Quantity5ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 129594 EAT MLS Number14182431CategoryDifferential Misc. Parts Last Updated3/27/2026 LocationJackson, MS, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer DS404 Oil Seal, Part # 127592 DTP7592 $22.56 USD 127592 DTP7592 OIL SEAL Quantity10ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberNTN SLS-1701 MLS Number14182430CategoryDifferential Misc. Parts Last Updated4/4/2026 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 Shaft Kit DS/DA/DD 344/404/405/454, 34/39 Teeth Spline $88.49 USD OUTPUT SHAFT KIT EATON-SPICER DS/DA/DD 344, 404, 405, 454, 34 TEETH SPLINE, 39 TEETH SPLINE Quantity3ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberINC EAR216227 MLS Number14182341CategoryDifferential Misc. Parts Last Updated3/27/2026 LocationJackson, MS, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer DS404 Output Shaft Nut, Part # 127588 $9.59 USD 127588 NUT SPICER DS404 OUTPUT SHAFT, Quantity3ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberINC EAR127588 MLS Number14182321CategoryDifferential Misc. Parts Last Updated3/27/2026 LocationJackson, MS, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer DS404 Roll Pin - Pinion Gear $2.45 USD ROLL PIN - PINION GEAR Quantity4ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 118807 EAT MLS Number14182313CategoryDifferential Misc. Parts Last Updated3/27/2026 LocationJackson, MS, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer DS404 .003 Pinion Cage Shim $4.90 USD SHIM .003 PINION CAGE DS404 Quantity3ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 127595 EAT MLS Number14182284CategoryDifferential Misc. Parts Last Updated4/6/2026 LocationJackson, MS, 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 $125.11 USD GEAR NEST KIT 41 SPLINE DANA DS/RS404 510397 ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberINC EAR216229 MLS Number14176561CategoryDifferential Misc. Parts Last Updated3/27/2026 LocationToledo, OH, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer Diff Output Side Gear without Pump 14 Teeth 39 Spline DSP401/405 $83.15 USD DIFF OUTPUT SIDE GEAR WITHOUT PUMP DSP401 AND SOME 405, 14 TEETH 39 SPLINE Quantity2ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DSP40Stock NumberSST 132443 MLS Number14176537CategoryDifferential Misc. Parts Last Updated3/27/2026 LocationToledo, OH, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer DS404 Air Lockout Kit, Part # 129578 or 129573 $30.15 USD D404 AIR LOCKOUT KIT OLD NUMBER IS 129578 OR 129573 Quantity24ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberDAN 510053 MLS Number14176308CategoryDifferential Misc. Parts Last Updated4/6/2026 LocationToledo, OH, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info