View 1 Photo View 0 Videos Eaton-Spicer DS404 Input Shaft Nut Recently Updated $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 Recently Updated $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 Recently Updated $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 Recently Updated $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 Recently Updated $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
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 Number14200732CategoryDifferential 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 Output Shaft O-Ring Recently Updated $4.33 USD O'RING OUTPUT SHAFT DS404 Quantity7ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 127545 EAT MLS Number14200718CategoryDifferential 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 Roll Pin - Pinion Gear Recently Updated $2.45 USD ROLL PIN - PINION GEAR Quantity7ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 118807 EAT MLS Number14200708CategoryDifferential 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 Input Shaft Oil Retainer DS/DA/DD344/404/405/454 Recently Updated $7.66 USD INPUT SHAFT OIL RETAINER SPICER DS/DA/DD344/404/405/454 Quantity10ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberSST 128700 MLS Number10835735CategoryDifferential Misc. Parts Last Updated5/21/2026 LocationPortland, OR, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer Output Side Gear 39 Spline DS404/DSP40/DST40/DSH40/DSH44 (After 6/2008) Recently Updated $71.94 USD OUTPUT SIDE GEAR 39 SPLINE , EATON-SPICER DS404, DSP40, DST40, DSH40, DSH44 , FOR UNITS AFTER 6/2008 Quantity6ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberINC EAR132443 MLS Number14189963CategoryDifferential Misc. Parts Last Updated5/20/2026 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 Thrust Washer, Part # 128702 Recently Updated $29.72 USD 128702 INPUT THRUST WASHER DS404 Quantity6ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 132439 EAT MLS Number14187545CategoryDifferential Misc. Parts Last Updated5/20/2026 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 Late Style Air Piston Cap Diff Lock Recently Updated $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 Number14187540CategoryDifferential Misc. Parts Last Updated5/20/2026 LocationHenderson, CO, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer 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 Quantity4ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 10226476 EAT MLS Number14337592CategoryDifferential Misc. Parts Last Updated5/20/2026 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 Helical Pinion Drive Gear, Part # 454 Recently Updated $149.62 USD HELICAL PINION DRIVE GEAR DS404, 454 ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 127523 EUR MLS Number14218894CategoryDifferential Misc. Parts Last Updated5/19/2026 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 Shift Fork & Compression Spring Kit Recently Updated $71.17 USD SHIFT FORK 129856 COMPRESSION SPRING 129859 KIT ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 510870 EAT MLS Number14217028CategoryDifferential Misc. Parts Last Updated5/19/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer Output Shaft Kit DS/DA/DD 344/404/405/454 34 & 39 Teeth Spline Recently Updated $228.52 USD OUTPUT SHAFT KIT EATON-SPICER DS/DA/DD 344, 404, 405, 454, 34 TEETH SPLINE, 39 TEETH SPLINE ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberDAN 216227 MLS Number13736002CategoryDifferential Misc. Parts Last Updated5/19/2026 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 Power Divider Kit Recently Updated $559.69 USD POWER DIVIDER KIT SPICER DS404 Quantity3ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberINC EARDS404PDK MLS Number11334310CategoryDifferential Misc. Parts Last Updated5/16/2026 LocationAthens, GA, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer Roll Pin - Pinion Gear DS404 Recently Updated $2.45 USD ROLL PIN - PINION GEAR Quantity10ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 118807 EAT MLS Number14191421CategoryDifferential Misc. Parts Last Updated5/16/2026 LocationAthens, GA, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer Input Thrust Washer for DS404, Part # 128702 Recently Updated $29.72 USD 128702 INPUT THRUST WASHER DS404 Quantity7ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 132439 EAT MLS Number14182785CategoryDifferential Misc. Parts Last Updated5/16/2026 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) Recently Updated $71.94 USD OUTPUT SIDE GEAR 39 SPLINE , EATON-SPICER DS404, DSP40, DST40, DSH40, DSH44 , FOR UNITS AFTER 6/2008 ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberINC EAR132443 MLS Number14337588CategoryDifferential Misc. Parts Last Updated5/16/2026 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 Differential Pinion Seal, Part # 127592 Recently Updated $26.23 USD DIFFERENTIAL PINION SEAL 127592 Quantity2ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberPAI 127592 MLS Number14218848CategoryDifferential Misc. Parts Last Updated5/15/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer 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 Quantity4ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 10226476 EAT MLS Number14218809CategoryDifferential Misc. Parts Last Updated5/21/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer Oil Seal Input Shaft 3" 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 ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 10226476 EAT MLS Number14190815CategoryDifferential Misc. Parts Last Updated5/15/2026 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 Quantity9ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 510870 EAT MLS Number14187593CategoryDifferential Misc. Parts Last Updated5/20/2026 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 Quantity17ConditionNewFits To Make(s)EATON-SPICERFits To Model(s)DS404Stock NumberCCT 508652 EAT MLS Number14187591CategoryDifferential Misc. Parts Last Updated5/20/2026 LocationHenderson, CO, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info