Eaton-Spicer DS404 Axles & Differentials For Sale

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Differential Misc. Parts For Sale

Differential Misc. Parts

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Axle Housings, Front

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Differentials, Unspecified

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Axle Assemblies, Rear

26 - 50 of 59 listings

Eaton-Spicer O-Ring Lockout Shift Fork Assembly for DS404

Eaton-Spicer O-Ring Lockout Shift Fork Assembly for DS404

Recently Updated

$12.78 USD

O'RING LOCKOUT SHIFT FORK ASM

Quantity	8
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404
Stock Number	CCT 210180 EAT
MLS Number	14216450
Category	Differential Misc. Parts
Last Updated	5/14/2026
Location	Tampa, FL, US
Sold By	LKQ Heavy Truck

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LKQ Heavy Truck

Eaton-Spicer Hypoid Ring & Pinion Gear Set 3.25 Ratio Front, Part # 211465

Eaton-Spicer Hypoid Ring & Pinion Gear Set 3.25 Ratio Front, Part # 211465

Recently Updated

$395.25 USD

211465 HYPOID RING PINION GEAR SET RATIO 3.25 FRONT , EATON DSP40/DSP41/DS344/404/405/454, PINION GEAR TOOTH COUNT 12 , RING GEAR TOOTH COUNT 39 , RING GEAR DIAMETER 15.4 INCHES

Quantity	2
Condition	New
Rear End	3.25 ratio
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404
Stock Number	INC EAR211465
MLS Number	10956993
Category	Differential Misc. Parts
Last Updated	5/14/2026
Location	Henderson, CO, US
Sold By	LKQ Heavy Truck

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LKQ Heavy Truck

Eaton-Spicer DS404 Shift Fork & Compression Spring Kit, Part # 129856 & 129859

Eaton-Spicer DS404 Shift Fork & Compression Spring Kit, Part # 129856 & 129859

Recently Updated

$71.17 USD

SHIFT FORK 129856 COMPRESSION SPRING 129859 KIT

Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404
Stock Number	CCT 510870 EAT
MLS Number	14187593
Category	Differential Misc. Parts
Last Updated	5/14/2026
Location	Henderson, CO, US
Sold By	LKQ Heavy Truck

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LKQ Heavy Truck

Eaton-Spicer Ring Gear Kit Nut 126216 & Bolt 129686 for DS/RS404

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

Quantity	6
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404
Stock Number	CCT 508652 EAT
MLS Number	14187591
Category	Differential Misc. Parts
Last Updated	5/14/2026
Location	Henderson, CO, US
Sold By	LKQ Heavy Truck

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LKQ Heavy Truck

Eaton-Spicer Gear Nest Kit 41 Spline DS/RS404, Part # 510397

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

Quantity	7
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404
Stock Number	INC EAR216229
MLS Number	14220030
Category	Differential Misc. Parts
Last Updated	5/14/2026
Location	Henderson, CO, US
Sold By	LKQ Heavy Truck

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LKQ Heavy Truck

Eaton-Spicer DS404 Differential Side Gear Thrust Washer

Eaton-Spicer DS404 Differential Side Gear Thrust Washer

$3.58 USD

DIFF SIDE GEAR THRUST WASHER

Quantity	22
Condition	New
Fits To Make(s)	WASHER
Fits To Model(s)	DS404
Stock Number	CCT 129305 EAT
MLS Number	14200737
Category	Differential Misc. Parts
Last Updated	5/7/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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LKQ Heavy Truck

Eaton-Spicer DS404 Output Shaft O-Ring

Eaton-Spicer DS404 Output Shaft O-Ring

$4.33 USD

O'RING OUTPUT SHAFT DS404

Quantity	9
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404
Stock Number	CCT 127545 EAT
MLS Number	14200718
Category	Differential Misc. Parts
Last Updated	5/7/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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LKQ Heavy Truck

Eaton-Spicer DS404 Front Axle Housing

2006 Eaton-Spicer DS404 Front Axle Housing

$1,800 USD

USED EATON DS404 FRONT REAR AXLE HOUSING

Condition	Used
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404
Stock Number	2215482
MLS Number	11819551
Category	Axle Housings, Front
Last Updated	5/7/2026
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

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LKQ Heavy Truck

Eaton-Spicer Oil Seal Input Shaft 3" DS404/RS404/DS405/DSP40/DSP41, Part # 127591

Eaton-Spicer Oil Seal Input Shaft 3" DS404/RS404/DS405/DSP40/DSP41, Part # 127591

$38.70 USD

127591 OIL SEAL FORWARD INPUT SHAFT 3" ID, EATON DS404/RS404/DS405/DSP40,DSP41

Quantity	2
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404
Stock Number	CCT 10226476 EAT
MLS Number	14190815
Category	Differential Misc. Parts
Last Updated	5/7/2026
Location	Henderson, CO, US
Sold By	LKQ Heavy Truck

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LKQ Heavy Truck

Eaton-Spicer DS404 O-Ring Lockout Shift Fork Assembly

Eaton-Spicer DS404 O-Ring Lockout Shift Fork Assembly

$12.78 USD

O'RING LOCKOUT SHIFT FORK ASM

Quantity	13
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404
Stock Number	CCT 210180 EAT
MLS Number	14200751
Category	Differential Misc. Parts
Last Updated	5/9/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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LKQ Heavy Truck

Eaton-Spicer Bushing Helical Gear for 344/404/405/454 Models

Eaton-Spicer Bushing Helical Gear for 344/404/405/454 Models

$81.63 USD

BUSHING HELICAL GEAR 344, 404, 405, 454 MODELS

Quantity	8
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404
Stock Number	CCT 129371 EAT
MLS Number	14200738
Category	Differential Misc. Parts
Last Updated	5/6/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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LKQ Heavy Truck

Eaton-Spicer Forward Input Shaft Oil Seal 3" ID DS404/RS404/DS405/DSP40/DSP41, Part # 127591

Eaton-Spicer Forward Input Shaft Oil Seal 3" ID DS404/RS404/DS405/DSP40/DSP41, Part # 127591

$38.70 USD

127591 OIL SEAL FORWARD INPUT SHAFT 3" ID, EATON DS404/RS404/DS405/DSP40,DSP41

Quantity	11
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404
Stock Number	CCT 10226476 EAT
MLS Number	14197524
Category	Differential Misc. Parts
Last Updated	5/6/2026
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

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LKQ Heavy Truck

Eaton-Spicer DS404 Pinion Gear Roll Pin

Eaton-Spicer DS404 Pinion Gear Roll Pin

$2.45 USD

ROLL PIN - PINION GEAR

Quantity	12
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404
Stock Number	CCT 118807 EAT
MLS Number	14216258
Category	Differential Misc. Parts
Last Updated	5/6/2026
Location	Tampa, FL, US
Sold By	LKQ Heavy Truck

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LKQ Heavy Truck

Eaton-Spicer DS404 .003 Pinion Cage Shim

Eaton-Spicer DS404 .003 Pinion Cage Shim

$4.90 USD

SHIM .003 PINION CAGE DS404

Quantity	5
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404
Stock Number	CCT 127595 EAT
MLS Number	14201391
Category	Differential Misc. Parts
Last Updated	5/2/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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LKQ Heavy Truck

Eaton-Spicer DS404 Input Shaft Nut

Eaton-Spicer DS404 Input Shaft Nut

$8.47 USD

NUT - INPUT SHAFT DANA DS404

Quantity	9
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404
Stock Number	SST 128049
MLS Number	14207675
Category	Differential Misc. Parts
Last Updated	4/30/2026
Location	Wykoff, MN, US
Sold By	LKQ Heavy Truck

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LKQ Heavy Truck

Eaton-Spicer Output Shaft Kit DS/DA/DD 344/404/405/454, 34 & 39 Teeth Spline

Eaton-Spicer Output Shaft Kit DS/DA/DD 344/404/405/454, 34 & 39 Teeth Spline

$222.38 USD

OUTPUT SHAFT KIT EATON-SPICER DS/DA/DD 344, 404, 405, 454, 34 TEETH SPLINE, 39 TEETH SPLINE

Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404
Stock Number	CCT 216227 EAT
MLS Number	14342058
Category	Differential Misc. Parts
Last Updated	4/30/2026
Location	Henderson, CO, US
Sold By	LKQ Heavy Truck

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LKQ Heavy Truck

Eaton-Spicer DS404 Interaxle Diff Assembly

Eaton-Spicer DS404 Interaxle Diff Assembly

$299.28 USD

INTERAXLE DIFF ASSEMBLY DS404

Quantity	2
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404
Stock Number	CCT 134192 EUR
MLS Number	14337903
Category	Differential Misc. Parts
Last Updated	5/11/2026
Location	Tampa, FL, US
Sold By	LKQ Heavy Truck

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LKQ Heavy Truck

Eaton-Spicer DS404 Diff Pinion Helical Gear with Bushing, 31 Teeth

Eaton-Spicer DS404 Diff Pinion Helical Gear with Bushing, 31 Teeth

$279.53 USD

DIFF PINION HELICAL GEAR WITH BUSHING 31 TEETH

Quantity	2
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404
Stock Number	CCT 130907 EUR
MLS Number	14218890
Category	Differential Misc. Parts
Last Updated	5/11/2026
Location	Tampa, FL, US
Sold By	LKQ Heavy Truck

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LKQ Heavy Truck

Dana DS/RS404/405/DSP40/41 Washer - Carrier Side Gear

Dana DS/RS404/405/DSP40/41 Washer - Carrier Side Gear

$1.76 USD

WASHER - CARRIER SIDE GEAR DANA DS/RS404,405,DSP40,41

Quantity	12
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404
Stock Number	SST 127386
MLS Number	14206945
Category	Differential Misc. Parts
Last Updated	4/29/2026
Location	Wykoff, MN, US
Sold By	LKQ Heavy Truck

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LKQ Heavy Truck

Eaton-Spicer Interaxle Diff Assembly DS404

Eaton-Spicer Interaxle Diff Assembly DS404

$299.28 USD

INTERAXLE DIFF ASSEMBLY DS404

Quantity	6
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404
Stock Number	CCT 134192 EUR
MLS Number	11364187
Category	Differential Misc. Parts
Last Updated	5/11/2026
Location	Henderson, CO, US
Sold By	LKQ Heavy Truck

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LKQ Heavy Truck

Eaton-Spicer DS404 Front Axle Housing

2006 Eaton-Spicer DS404 Front Axle Housing

Contact for price

USED EATON DS404 FRONT AXLE HOUSING W/O HUBS

Condition	Used
Suspension	Mack
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404
Stock Number	2632032
MLS Number	14307981
Category	Axle Housings, Front
Last Updated	4/29/2026
Location	Henderson, CO, US
Sold By	LKQ Heavy Truck

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LKQ Heavy Truck

Eaton-Spicer DS404 Front Axle Housing

1998 Eaton-Spicer DS404 Front Axle Housing

$1,250 USD

BOLT ON COVER FOR OLDER PETE, WELD ON BRACKET

Condition	Used
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404
Stock Number	2586671
MLS Number	14021932
Category	Axle Housings, Front
Last Updated	4/29/2026
Location	Portland, OR, US
Sold By	LKQ Heavy Truck

(855) 905-___ SHOW
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LKQ Heavy Truck

Eaton-Spicer DS404 Diff Pinion Helical Gear with Bushing, 31 Teeth

Eaton-Spicer DS404 Diff Pinion Helical Gear with Bushing, 31 Teeth

$279.53 USD

DIFF PINION HELICAL GEAR WITH BUSHING 31 TEETH

Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404
Stock Number	CCT 130907 EUR
MLS Number	13697564
Category	Differential Misc. Parts
Last Updated	5/11/2026
Location	Jackson, MS, US
Sold By	LKQ Heavy Truck

(855) 905-___ SHOW
NUMBERCall Seller

LKQ Heavy Truck

Eaton-Spicer Output Shaft O-Ring DS/DP/DT440/460/480

Eaton-Spicer Output Shaft O-Ring DS/DP/DT440/460/480

$1.63 USD

O RING OUTPUT SHAFT EATON DS/DP/DT440/460/480

Quantity	4
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404
Stock Number	INC 78931
MLS Number	14182383
Category	Differential Misc. Parts
Last Updated	4/29/2026
Location	Jackson, MS, US
Sold By	LKQ Heavy Truck

(855) 905-___ SHOW
NUMBERCall Seller

LKQ Heavy Truck

Eaton-Spicer DS404 Differential

Eaton-Spicer DS404 Differential

$1,750 USD

Rebuilt Eaton-Spicer DS404 Differential Can make any ratio as needed. Se habla español

Condition	Remanufactured
Stock Number	Differential
MLS Number	10491680
Category	Differentials, Unspecified
Last Updated	2/26/2026
Location	Houston, TX, US
Sold By	Amigo Truck, LLC

(844) 948-___ SHOW
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Amigo Truck, LLC

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