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Good, used Eaton DS404 differential, rear gear case assembly from an unknown truck. The differential has been visually inspected and is in good working condition. The casting number is 978679. The gear ratio is 3.90. Gearset has been visually inspected for play and the ratio is confirmed. Please see the photos attached. If you have any further questions, please feel free to call or email us. We ship anywhere! Thank you!

Good, used Eaton DS404 differential, rear gear case assembly from an unknown truck. The differential has been visually inspected and is in good working condition. The casting number is 978679. The gear ratio is 3.90. Gearset has been visually inspected for play and the ratio is confirmed. Please see the photos attached. If you have any further questions, please feel free to call or email us. We ship anywhere! Thank you!

SPL170 POS 3 YOKE RS-344, RS-404, RS-454, RS-405, RSH-40, RSH-44, RST-40, R-Pinion (RUI), 19060 S/D/A, 21060 S/D/A, 22060 S/D/A Axle Models Spline Size: 2.024" - 39 Major Diameter: 2.024" Ground Hub Diameter: 3.000" Length Thru Hole: 2.281" Centerline To End: 5.156" C'Bore Depth: 0.250" Style: HR

NEW 1760 SERIES HALF ROUND END YOKE, POSITION 1. FITS MANY EATON APPLICATIONS. 6.3-4-5221-1X Spline Size: 2.274" - 44 Major Diameter: 2.274" Ground Hub Diameter: 3.000" Length Thru Hole: 2.500" Centerline To End: 5.250" C'Bore Depth: 0.236" FITS DS404 DS405 DSP40

YOU SPL 170 SERIES POSITION 2 THRU SHAFT YOKE. FITS MULTIPLE EATON MODELS RSP DSP RS404 DS404. Spline Size: 2.274" - 44 Major Diameter: 2.274" Ground Hub Diameter: 3.000" Length Thru Hole: 2.500" Centerline To End: 5.270" C'Bore Depth: 0.236" Style:HR

SPL 250 SERIES YOKE Spline Size: 2.274" - 44 Major Diameter: 2.274" Ground Hub Diameter: 3.000" Length Thru Hole: 2.500" Centerline To End: 5.490" C'Bore Depth: 0.236" Style: HR DS-344, DS-404, DS-454, DS-405, DSH-40, DSH-44, DST-40, D-Input (FUI) Axle Models

NEW OUTPUT SHAFT DS404 OLD NUMBER 127646

NEW SPL 170 SERIES YOKE Spline Size: 2.024" - 39 Major Diameter: 2.024" Ground Hub Diameter: 2.625" Length Thru Hole: 2.500" Centerline To End: 6.500" C'Bore Depth: 0.250" Style: HR

NEW GEAR SET EAR REAR 4.88 RS404/19-2206

NEW GEAR SET EAR REAR 4.63 RS404/19-2206

NEW USE 211487 EATON R&P RS404 4.33 RATIO

NEW KIT GEAR & PINION RATIO 2.64 RS404

NEW RS404,RDP/RSP40,41 GEARSET 6.17 RAT

USED USED DS404 YOKE INPUT AT FIRST REAR SPL170 170-4-201-1X DSP40

USED USED RS404, RS405, RSP41, RSP40, EATON 1710 REAR REAR DIFFERENTIAL YOKE, USES 5-675X U-JOINT 6-4-8421-1, 6-4-9031-1X

SPL170 2.024-39S 170-4-641-1 Ground Hub Diameter R 3.000 Length Thru Bore Q 2.312 Centerline of Joint to End of Spline S 5.090 Universal Joint Retaining Width E 6.456 Universal Joint Bearing Diameter D 2.166

2000 PETE 379 3406E 475-550 2WS42345,RTLO18918B,DS404 355 ON LOW AIR LF,E-1200I ENGINE SOLD BY BRAD A. WITH HARNESS,INTAKE PIPING TO REPLACE ACRT SPEEDO MILES 554,821 ECM 1,096,414 11-16-21 RUNS OK, CGH HAS SLIGHT POP THRU INTAKE. BRAD C. AWARE GOING TO CHECK OVERHEAD

99 KW W900 N14 435-500 CPL2592,SER#11930251, CELECT PLUS,ENGINE AND TRANS VERY LOW MILE AS PER OWNER,RTLO16913A, DS404,370,AG200, E-1320I FRT AXLE

NEW EATON R&P DS404, 4.63 RATIO - FRONT REPLACED BY MWT 513378

96 PETE 379 3406E 5EK45831,NEW BEARINGS 11/21,NEW TURBO 3/22/22/ 475-550,RTX15710C,DS404 390 AIR TRAC, TRUCK WAS ORIGINALLY A 12.7 SER 60 DETROIT,CONVERTED NOV 2021 TO 3406E 5EK

2016 LONESTAR ISX15 450HP CPL4583,SER#79846569,RTLO18913A,DS404 336 ON IH AIR, MFS13-143A FRT AXLE

2001 378 PETE,C12 380-430 2KS61272,FRO16210C,DS404 411 ON QUADRAFLEX,APROX 4000GAL TANK,E-1200I FRT AXLE, GOOD RUBBER "TANK, PUMP, AND PLUMBING HAS BEEN SOLD"

96 PETE 379 3406E 455 MAJOR OVERHAUL 5/20 $30K,WITH PAPERWORK,RTO15715,DS404 370 ON AIR LEAF

95 FLD 12.7 SER 60 06RO210146,RT14710B,DS404,LIFT AXLE,GRAIN BED AND HOIST MAYBE REPAIRABLE

NEW CORE FREE CARR 41I RS404 370

96 PETE 379 3406E 5EK60136,475-550,RTX16710B,DS404 370 ON AIR LEAF,EFA12F4