New Eaton-Spicer Differential Parts For Sale

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Truck Parts

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Axles & Differentials

Category
Differential Misc. Parts

Manufacturer
Eaton-Spicer

Condition
New

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

$65.15 USD

RING GEAR KIT - NUT 126216 BOLT 129686 FOR DS/RS404

Quantity	2
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404
Stock Number	CCT 508652 EAT
MLS Number	14200779
Category	Differential Misc. Parts
Last Updated	3/27/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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Eaton-Spicer Lockout Kit Cast Iron New Style Models 402 Non-Pump / 461 Pump

$184.35 USD

LOCKOUT KIT CAST IRON NEW STYLE, MODELS 402 NON-PUMP 461 PUMP

Quantity	3
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS402
Stock Number	CCT 508457 EAT
MLS Number	14200778
Category	Differential Misc. Parts
Last Updated	3/27/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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Eaton-Spicer DS400 Snap Ring Output Shaft Oil Seal

$18.42 USD

SNAP RING OUTPUT SHAFT OIL SEAL

Quantity	10
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS400
Stock Number	CCT 45516 EAT
MLS Number	14200770
Category	Differential Misc. Parts
Last Updated	4/6/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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Eaton-Spicer 16244 Diff Side Gear Thrust Washer 4.25 ID 7.845-7.860 OD

$47.24 USD

DIFF SIDE GEAR THRUST WASHER, 4.25 ID 7.845-7.860 OD

Quantity	3
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	16244
Stock Number	CCT 43270 EAT
MLS Number	14200769
Category	Differential Misc. Parts
Last Updated	4/6/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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Eaton-Spicer Idler Pin 4.315L 1.490OD for 19055T/21065T

$131.75 USD

IDLER PIN 4 PER 4.315L 1.490OD SPICER 19055T/21065T

Quantity	12
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	19055T
Stock Number	CCT 27861 EAT
MLS Number	14200761
Category	Differential Misc. Parts
Last Updated	3/27/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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Eaton-Spicer Idler Pinion Gear DT/RT402

$149.05 USD

EATON DT/RT402 IDLER PINION GEAR

Quantity	4
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DT402
Stock Number	CCT 27835 EAT
MLS Number	14200760
Category	Differential Misc. Parts
Last Updated	3/27/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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Eaton-Spicer Two Speed Rear Axle Switch Relay Circuit Board & Cover Kit

$152.18 USD

KIT CIRCUIT BOARD COVER TWO SPEED REAR AXLE SWITCH RELAY

Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	ALL
Stock Number	CCT 211319 EAT
MLS Number	14200755
Category	Differential Misc. Parts
Last Updated	3/27/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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Eaton-Spicer DS461 Forward Input Seal

$35.10 USD

FORWARD INPUT SEAL

Quantity	5
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS461
Stock Number	CCT 210736 EAT
MLS Number	14200754
Category	Differential Misc. Parts
Last Updated	3/27/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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

$140.14 USD

DIFF PINION HELICAL GEAR WITH BUSHING 31 TEETH

Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404
Stock Number	INC 130907
MLS Number	14200743
Category	Differential Misc. Parts
Last Updated	3/27/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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Eaton-Spicer Snap Ring for 404 Thru Shaft

$13.60 USD

SNAP RING FOR 404 THRU SHAFT

Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404
Stock Number	CCT 129594 EAT
MLS Number	14200741
Category	Differential Misc. Parts
Last Updated	3/27/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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Eaton-Spicer DS404 Late Style Air Piston Cap Diff Lock

$13.10 USD

DS404 LATE STYLE AIR PISTON CAP DIFF LOCK

Quantity	3
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404
Stock Number	CCT 129573 EAT
MLS Number	14200740
Category	Differential Misc. Parts
Last Updated	3/27/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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

$81.63 USD

BUSHING HELICAL GEAR 344, 404, 405, 454 MODELS

Quantity	5
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	3/27/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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Eaton-Spicer Inter Axle Diff Spider DS401/402

$125.32 USD

INTER AXLE DIFF SPIDER SPICER DS401/402

Quantity	3
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS402
Stock Number	CCT 127783 EAT
MLS Number	14200727
Category	Differential Misc. Parts
Last Updated	3/27/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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Eaton-Spicer Shim .030 Pinion Cage RS/DS404

$9.48 USD

SHIM .030 PINION CAGE RS/DS404

Quantity	11
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404
Stock Number	CCT 127599 EAT
MLS Number	14200724
Category	Differential Misc. Parts
Last Updated	3/27/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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Eaton-Spicer DS404 .020 Pinion Cage Shim

$6.80 USD

SHIM .020 PINION CAGE

Quantity	15
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404
Stock Number	CCT 127598 EAT
MLS Number	14200723
Category	Differential Misc. Parts
Last Updated	3/27/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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Eaton-Spicer 19055T Seal Spring Assembly

$24.38 USD

SEAL SPRING ASSEMBLY

Quantity	2
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	19055T
Stock Number	CCT 119855 EAT
MLS Number	14200709
Category	Differential Misc. Parts
Last Updated	4/6/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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Eaton-Spicer DS404 Roll Pin - Pinion Gear

$2.45 USD

ROLL PIN - PINION GEAR

Quantity	10
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404
Stock Number	CCT 118807 EAT
MLS Number	14200708
Category	Differential Misc. Parts
Last Updated	3/27/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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Eaton-Spicer Slotted Differential Pinion Shaft Nut, 2 per Pack

$87.70 USD

SLOTTED DIFF PINION SHAFT NUT 2 PER PACK

Quantity	5
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	ALL
Stock Number	CCT 118806 EAT
MLS Number	14200707
Category	Differential Misc. Parts
Last Updated	3/27/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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Eaton-Spicer DS402 Input Shaft Kit, 2.25 IN OD, Part # 129192

$95.20 USD

INPUT SHAFT 129192 KIT 2.25 IN OD, MAJOR GEAR 20T, INPUT SHAFT END 36T, INPUT SHAFT END 44T

Quantity	4
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS402
Stock Number	INC 115122
MLS Number	14200705
Category	Differential Misc. Parts
Last Updated	3/27/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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Eaton-Spicer Two Speed Rear Axle 24IN Shift Harness & Connector

$109.93 USD

TWO SPEED REAR AXLE 24IN SHIFT HARNESS CONNECTOR

Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	ALL
Stock Number	CCT 113753 EAT
MLS Number	14200703
Category	Differential Misc. Parts
Last Updated	3/27/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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Eaton-Spicer Sliding Clutch 19050T

$148.85 USD

SLIDING CLUTCH 19050T

Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	ALL
Stock Number	CCT 113629 EAT
MLS Number	14200702
Category	Differential Misc. Parts
Last Updated	4/6/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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Eaton-Spicer DS402 Pinion Spacer .507 Thick 2.563 Diameter

$44.90 USD

DS402 PINiON SPACER .507 THICK 2.563 DIAMETER

Quantity	5
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS402
Stock Number	CCT 110803 EAT
MLS Number	14200699
Category	Differential Misc. Parts
Last Updated	3/27/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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Eaton-Spicer Differential Side Gear RS341/381/401/451/402 RT/RP341/380

$105.39 USD

DIFFERENTIAL SIDE GEAR SPICER RS341/381/401/451/402 RT/RP341/380 , 39 INNER TEETH , 18 OUTER TEETH

Quantity	2
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	RP380
Stock Number	CCT 110525 EAT
MLS Number	14200696
Category	Differential Misc. Parts
Last Updated	3/27/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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Eaton-Spicer 23220 Diff Spider

$100.10 USD

DIFF SPIDER

Quantity	4
Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	23220
Stock Number	CCT 107371 EAT
MLS Number	12689987
Category	Differential Misc. Parts
Last Updated	3/27/2026
Location	Watseka, IL, US
Sold By	LKQ Heavy Truck

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Eaton-Spicer 15040T Differential Rebuild Kit

$180.34 USD

DIFF REBUILD KIT EATON 1350 13800/2/3 15040T/P 15101

Condition	New
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	15040T
Stock Number	NTN RA24
MLS Number	14197967
Category	Differential Misc. Parts
Last Updated	3/27/2026
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

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