Eaton Truck Parts For Sale

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Eaton RS405 Rear Differential

Recently Updated

$600 USD

Good used Eaton DS405 Rear, Rear Differential Assembly. 3.90 Ratio. 90 day guarantee for swap or refund

Condition	Used
Rear End	3.90 ratio
Fits To Make(s)	EATON
Fits To Model(s)	RS405
Stock Number	Ryd RS405/3.90/41
MLS Number	10204591
Category	Differentials, Rear
Last Updated	1/30/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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Eaton VARIOUS EATON MODELS Axle Shaft for a Eaton VARIOUS MODELS

Recently Updated

$150 USD

Good used inspected Eaton axle shaft. Part Number: 128514, 2719-128514, 1228, 3946282

Quantity	2
Condition	Used
Fits To Make(s)	EATON
Fits To Model(s)	VARIOUS EATON MODELS
Part Number	128514
Stock Number	Ryd 128514
MLS Number	10204662
Category	Axle Shafts
Last Updated	1/30/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

(855) 750-___ SHOW
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2009 Eaton LOW ENTRY Rear Axle Housing for a Crane Carrier C LOW ENTRY

Recently Updated

$2,000 USD

OEM # 323434

Condition	Used
Fits To Make(s)	CRANE CARRIER C
Fits To Model(s)	LOW ENTRY
Stock Number	8851
MLS Number	10893626
Category	Axle Housings, Rear
Last Updated	1/30/2026
Location	Enfield, CT, US
Sold By	Camerota Truck Parts

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Eaton 11.36 Rear Axle Housing for a Van Hool BUS

Recently Updated

$2,500 USD

OEM 302752, W/ABS

Condition	Used
Fits To Make(s)	VAN HOOL
Fits To Model(s)	BUS
Stock Number	6661
MLS Number	10893170
Category	Axle Housings, Rear
Last Updated	1/30/2026
Location	Enfield, CT, US
Sold By	Camerota Truck Parts

Eaton Rear Differential

Recently Updated

$899.95 USD

Eaton RSH40 3.90 Inspected Takeout + $150 Core, Ratio: 3.90, Yoke: 1710, Side Gear: 41 Splines, Input: 39 Splines, Non-locker

Condition	Used
Rear End	3.90 ratio
Stock Number	15429
MLS Number	13910093
Category	Differentials, Rear
Last Updated	1/30/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

Eaton Rear Differential

Recently Updated

$899.95 USD

Eaton RS405 4.33 Inspected Takeout +$150 Core Fee Like for like, Capacity: 40K, Ratio: 4.33, Yoke: 1710, Side Gear: 41 Splines, Input: 39 Splines, Non-Locker

Condition	Used
Rear End	4.33 ratio
Stock Number	15324
MLS Number	13869669
Category	Differentials, Rear
Last Updated	1/30/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2010 Eaton Rear Differential for a Kenworth T800

Recently Updated

$899 USD

RSH40 3.90 Inspected takeout +$150 core exchange *must be like for like*, Yoke; 1710, Side gear; 41 Spline, Input shaft; 39 Spline

Condition	Used
Rear End	3.90 ratio
Fits To Make(s)	KENWORTH
Fits To Model(s)	T800
Stock Number	15303
MLS Number	13861021
Category	Differentials, Rear
Last Updated	1/30/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2010 Eaton R170 Cutoff for a Peterbilt 335

Recently Updated

$3,800 USD

Single axle Peterbilt Air Trac 23,000 suspension, Eaton R170 differential 4.30 ratio. has a previous Anderson Bros. reman (unknown mileage.) Truck had 299,127 miles, non wrecked. With...

Condition	Used
Suspension	Air Trac
Rear End	4.30 ratio
Fits To Make(s)	PETERBILT
Fits To Model(s)	335
Stock Number	15253
MLS Number	13857052
Category	Cutoffs
Last Updated	1/30/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

Reconditioned Eaton DS-404 Air Trac Front Axle Housing

Newly Listed

$2,450 USD

Reconditioned Eaton DS-404 Air Trac Front Axle Housing, Position: Front

Condition	Remanufactured
Part Number	321501
Stock Number	300-24689
MLS Number	14117974
Category	Axle Housings
Last Updated	1/30/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Eaton DSP40 Front Differential

Newly Listed

$1,995 USD

REBUILT DSP40 3.55.12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 62174, Core Charge: EXCHANGE, Ratio: 3.55

Condition	Remanufactured
Part Number	62174
Stock Number	62174
MLS Number	14117947
Category	Differentials, Front
Last Updated	1/30/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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Eaton DS402 Front Differential

Newly Listed

$2,095 USD

REBUILT DS402 3.70. 12 MONTH PARTS AND LABOR WARRANTY EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 62175, Core Charge: EXCHANGE CRITICAL CORE, Ratio: 3.70

Condition	Remanufactured
Part Number	62175
Stock Number	62175
MLS Number	14117943
Category	Differentials, Front
Last Updated	1/30/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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Eaton 402 Differential Part

Recently Updated

$329.05 USD

power divider 3 gear kit DS 402, Serial#: PD402, Core Charge: N/A, Casting#: PD402

Quantity	6
Condition	Used
Part Number	pd402 S18450 EARDS402PDC 504402-1 920047
Stock Number	pd 402
MLS Number	9002910
Category	Differential Misc. Parts
Last Updated	1/30/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

(855) 370-___ SHOW
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2017 Eaton D40-155 Front Differential for a Kenworth T680

Price Drop $2,650 USD

(USED) Eaton D40-155 Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: 134660

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Stock Number	25444842
MLS Number	12204678
Category	Differentials, Front
Last Updated	1/30/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

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2000 Eaton FS5406A Transmission for a Freightliner FL60

Recently Updated

$2,185 USD

(USED) Eaton Mid Range FS5406A Assembly#: Reman Input Lgth: 10.5 Input Dia: 1.75 Pilot Dia: 1.0

Condition	Used
Assembly Number	Reman
Fits To Make(s)	Freightliner
Fits To Model(s)	FL60
Stock Number	25807901
MLS Number	13631906
Category	Transmissions
Last Updated	1/30/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

New Eaton LH Spindle

Newly Listed

$627.38 USD

New Eaton LH Spindle, Side: Driver, ABS: Yes

Quantity	4
Condition	New
Side	Driver
Part Number	081SK144
Stock Number	401-20994
MLS Number	14117541
Category	Spindles / Knuckles
Last Updated	1/30/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

Reconditioned Eaton RS-404 Air Leaf Axle Housing

Recently Updated

$2,450 USD

Reconditioned RS-404 Air Leaf Axle Housing, Position: Rear

Condition	Remanufactured
Fits To Make(s)	Eaton
Part Number	321034
Stock Number	300-26877
MLS Number	14093381
Category	Axle Housings
Last Updated	1/30/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

Reconditioned Eaton DS-404 AG-380 Axle Housing

Newly Listed

$2,450 USD

Reconditioned DS-404 AG-380 Axle Housing, Position: Front

Condition	Remanufactured
Part Number	321500
Stock Number	300-26881
MLS Number	14117517
Category	Axle Housings
Last Updated	1/30/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

Reconditioned Eaton RS-404 Volvo Air Ride Axle Housing

Newly Listed

$2,450 USD

Reconditioned RS-404 Volvo Air Ride Axle Housing, Position: Rear

Condition	Remanufactured
Fits To Make(s)	Eaton
Part Number	322557
Stock Number	300-26883
MLS Number	14117516
Category	Axle Housings
Last Updated	1/30/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

Reconditioned Eaton RS-402 Air Leaf Axle Housing

Newly Listed

$2,450 USD

Reconditioned RS-402 Air Leaf Axle Housing, Position: Rear

Quantity	2
Condition	Remanufactured
Part Number	303192
Stock Number	300-26884
MLS Number	14117515
Category	Axle Housings
Last Updated	1/30/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

Reconditioned Eaton RS-404 Low Air Leaf Axle Housing

Recently Updated

$2,450 USD

Reconditioned RS-404 Low Air Leaf Axle Housing, Position: Rear

Quantity	3
Condition	Remanufactured
Fits To Make(s)	Eaton
Part Number	319974
Stock Number	300-26905
MLS Number	14073758
Category	Axle Housings
Last Updated	1/30/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

2014 Reconditioned Eaton RS-404 AG-380 Axle Housing

Newly Listed

$2,450 USD

Reconditioned RS-404 AG-380 Axle Housing, Position: Rear

Condition	Remanufactured
Fits To Make(s)	Eaton
Fits To Model(s)	RSP40
Will Fit Year(s)	2014
Part Number	321318
Stock Number	300-26971
MLS Number	14117466
Category	Axle Housings
Last Updated	1/30/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

2017 Reconditioned Eaton RS-404 Low Air Leaf Axle Housing

Newly Listed

$2,450 USD

Reconditioned RS-404 Low Air Leaf Axle Housing, Position: Rear

Condition	Remanufactured
Fits To Make(s)	Eaton
Fits To Model(s)	RSP41
Will Fit Year(s)	2017
Part Number	319974
Stock Number	300-26974
MLS Number	14117465
Category	Axle Housings
Last Updated	1/30/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

2014 Used Eaton DS-404 AG-380 Axle Housing

Newly Listed

$2,450 USD

Used DS-404 AG-380 Axle Housing, Position: Front

Condition	Used
Fits To Make(s)	Eaton
Fits To Model(s)	DSP40
Will Fit Year(s)	2014
Part Number	321280
Stock Number	300-26976
MLS Number	14117458
Category	Axle Housings
Last Updated	1/30/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Eaton DSP41 Front Differential

Recently Updated

$1,895 USD

DSP41-325 - Rebuilt

Condition	Remanufactured
Rear End	3.25 ratio
Stock Number	DSP41-325-REB
MLS Number	13913100
Category	Differentials, Front
Last Updated	1/29/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment