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
View 1 Photo View 0 Videos Eaton-Spicer DS404 Ring Gear / Pinion $185.10 USD GEAR KIT REPLACED 211470 RATIO 4.11 EATON DS404 , RING GEAR DIAM 15.4 , RING TEEETH 37 , PINION TEETH 9 ConditionNewRear End4.11 ratioFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberSST 513380 MLS Number11315603CategoryRing Gears / Pinions Last Updated2/28/2026 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 Helical Washer Late Style $15.21 USD EATON DS40 HELICAL WASHER LATE STYLE Quantity3ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberSST 132439 MLS Number14175988CategoryDifferential 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 DS/RS404 Mounting Bolt Kit Thick Housing $51.10 USD DS/RS404 MOUNTING BOLT KIT, THICK HOUSING Quantity3ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 512087 EAT MLS Number14175766CategoryDifferential 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 Output Shaft Kit DS/DA/DD 344/404/405/454 34 & 39 Teeth Spline $89.45 USD OUTPUT SHAFT KIT EATON-SPICER DS/DA/DD 344, 404, 405, 454, 34 TEETH SPLINE, 39 TEETH SPLINE Quantity2ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberSST 216227 MLS Number14175270CategoryDifferential 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 Main Diff Kit 41 Spline DS/RS404 $191.88 USD MAIN DIFF KIT 41 SPLINE EATON DS/RS404 Quantity2ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberSST 216229 MLS Number14174988CategoryDifferential 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 Input Shaft Kit Non Pump $124.72 USD INPUT SHAFT KIT NON PUMP DS404 Quantity2ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberSST 216226 MLS Number14174824CategoryDifferential 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 Oil Seal Forward Input Shaft 3" ID DS404/RS404/DS405/DSP40/DSP41 $38.70 USD 127591 OIL SEAL FORWARD INPUT SHAFT 3" ID, EATON DS404/RS404/DS405/DSP40,DSP41 Quantity7ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 10226476 EAT MLS Number14172210CategoryDifferential Misc. Parts Last Updated3/27/2026 LocationEaston, MD, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer Output Pinion Oil Seal for DS404, 3.937" x 2.610" x 0.354" $99 USD PINION OIL SEAL - OUTPUT DS404 , OUTSIDE DIAMETER 3.937 , INSIDE DIAMETER 2.610 , THICKNESS 0.354 ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 127592 EAT MLS Number14170117CategoryDifferential Misc. Parts Last Updated4/6/2026 LocationEaston, MD, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Eaton-Spicer DS404 Output Side Gear $43.10 USD DS404 OUTPUT SIDE GEAR Quantity2ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberSST 127645 MLS Number10644349CategoryDifferential Misc. Parts Last Updated3/27/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer Forward Input Shaft Oil Seal for DS404/DS405/DSP40/DSP41, Part # 127591 $38.70 USD 127591 OIL SEAL FORWARD INPUT SHAFT FOR EATON DS404, DS405/DSP40,DSP41 ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 10226476 EAT MLS Number9900974CategoryDifferential Misc. Parts Last Updated3/27/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Shim Kit Dana D/R404 for Eaton-Spicer DS404 $63.10 USD KIT-SHIM DANA D/R404 Quantity8ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 504032 EAT MLS Number14168733CategoryDifferential Misc. Parts Last Updated3/27/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer O-Ring Lockout Shift Fork Assembly for DS404 $12.78 USD O'RING LOCKOUT SHIFT FORK ASM Quantity8ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 210180 EAT MLS Number9901036CategoryDifferential Misc. Parts Last Updated3/27/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Eaton-Spicer DS404 Piston Air Shift Cylinder $9.28 USD PISTON AIR SHIFT CYLINDER Quantity3ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 129580 EAT MLS Number9900932CategoryDifferential Misc. Parts Last Updated4/6/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer DS/RS404 Diff Pinion Gear $19.82 USD DIFF PINION GEAR SPICER DS/RS404 Quantity4ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberSST 127364 MLS Number9900934CategoryDifferential Misc. Parts Last Updated3/27/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer Differential Pinion Oil Seal for DS404 $8.10 USD DIFFERENTIAL PINION OIL SEAL Quantity3ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberSST 127592 MLS Number9901051CategoryDifferential Misc. Parts Last Updated3/27/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer DS404 Late Style Air Piston Cap Diff Lock $28.70 USD DS404 LATE STYLE AIR PISTON CAP DIFF LOCK ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 129573 EAT MLS Number9900935CategoryDifferential Misc. Parts Last Updated3/27/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer DS404 Thrust Washer Side Gear $1.01 USD THRUST WASHER SIDE GEAR Quantity24ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberETN 127386 MLS Number9900938CategoryDifferential Misc. Parts Last Updated3/27/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer Side Gear Washer for DS/RS404, Part # 127386 $1.01 USD SIDE GEAR WASHER USE 127386 SPICER DS/RS404 Quantity6ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberSST 27827 MLS Number9900953CategoryDifferential Misc. Parts Last Updated3/27/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer DS404 Differential Pinion Oil Seal, Part # UH0986E $18.92 USD DIFF PINION OIL SEAL UH0986E ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberSST 127591 MLS Number10413157CategoryDifferential Misc. Parts Last Updated3/27/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer Roller Bearing Cone for DS/DA/DD 344/404/405/454, Part # 132060 $52.11 USD 132060 ROLLER BEARING CONE S S S-20683 PAI 920070 , EATON DS/DA/DD 344/404/405/454 Quantity4ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberPAI 132060 MLS Number10413138CategoryDifferential Misc. Parts Last Updated3/27/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer Helical Gear Washer DS404 $10.91 USD WASHER HELICAL GEAR SPICER DS404 Quantity3ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberSST 128702 MLS Number9900972CategoryDifferential Misc. Parts Last Updated3/27/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer Wheel Differential Gear Kit DS/RS404 14 Teeth 41 Spline $169.11 USD WHEEL DIFFERENTIAL GEAR KIT EATON DS/RS404, 14 TEETH , 41 SPINE , ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 216229 EAT MLS Number13582585CategoryDifferential Misc. Parts Last Updated3/27/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer Differential Bearings & Seal Kit for DA404/DA405/DS344/DS404/DS405 $507.11 USD EATON DIFFERENTIAL BEARINGS SEAL KIT DA404(P) DA405(P) DS344 DS404(P) DS405(P) ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberNTN NDK404FA MLS Number14142370CategoryDifferential Misc. Parts Last Updated3/27/2026 LocationWatseka, IL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2014 Eaton-Spicer DS404 Front Axle Housing $950 USD USED DS404 FRONT REAR AXLE HOUSING ASSY ConditionUsedSuspensionFlex AirFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock Number2560956 MLS Number13827222CategoryAxle Housings, Front Last Updated2/27/2026 LocationHenderson, CO, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info