Frontier Truck Parts Axles & Differentials For Sale

Frontier Truck Parts
4363 Walnut Dale Dr.
Dorr, MI 49323
United States
(855) 300-2939

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Differentials, Rear

Axle Shafts

Axle Housings, Rear

Axle Assemblies, Front

Spindles / Knuckles

Axle Housings

Differentials, Unspecified

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Axle Housings, Front

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101 - 125 of 1,582 listings

Reconditioned Eaton RS-404 Air Ride Axle Housing

$2,450 USD

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

Condition	Remanufactured
Fits To Make(s)	Eaton
Fits To Model(s)	RS-404
Part Number	322557
Stock Number	300-27604
MLS Number	14613653
Category	Axle Housings
Last Updated	9/19/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Eaton LH Spindle

$2,080.16 USD

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

Condition	New
Side	Driver
Part Number	220SK1382
Stock Number	401-21689
MLS Number	14611893
Category	Spindles / Knuckles
Last Updated	9/18/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Meritor LH Spindle

$635.17 USD

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

Condition	New
Side	Driver
Part Number	A3111K4613
Stock Number	401-21705
MLS Number	14611886
Category	Spindles / Knuckles
Last Updated	9/18/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Reconditioned Reconditioned Eaton DS-404 Air Ride Axle Housing

$2,450 USD

Reconditioned Reconditioned DS-404 Air Ride Axle Housing, Position: Front

Condition	Remanufactured
Part Number	321622
Stock Number	300-27454
MLS Number	14609830
Category	Axle Housings
Last Updated	9/17/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Eaton S19-140 Air Ride Axle Housing

$2,950 USD

New S19-140 Air Ride Axle Housing, Position: Rear

Condition	New
Part Number	323941
Stock Number	300-27613
MLS Number	14609820
Category	Axle Housings
Last Updated	9/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2016 Reconditioned Eaton R46-170 Air Ride Axle Housing

$2,850 USD

Reconditioned R46-170 Air Ride Axle Housing, Position: Rear

Condition	Remanufactured
Fits To Make(s)	Eaton
Fits To Model(s)	R46-170
Will Fit Year(s)	2016
Part Number	322748
Stock Number	300-27581
MLS Number	14605236
Category	Axle Housings
Last Updated	9/16/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2019 Used Meritor RPL23164 Ratio 4.30 Locker

$1,995 USD

Used RPL23164 Ratio 4.30 Locker

Condition	Used
Fits To Make(s)	Meritor
Fits To Model(s)	RD-23-164
Will Fit Year(s)	2019
Part Number	A23200K2117
Stock Number	700-15422
MLS Number	14601862
Category	Differentials, Unspecified
Last Updated	9/13/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used GMC FL-3 Passenger Side Spindle

$676 USD

Used FL-3 Passenger Side Spindle, Side: Passenger

Quantity	3
Condition	Used
Fits To Make(s)	GMC
Fits To Model(s)	FL-3
Side	Passenger
Part Number	12388084
Stock Number	401-18247
MLS Number	11276059
Category	Spindles / Knuckles
Last Updated	9/11/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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NTO Meritor RD-20-145 Front Spring Axle Housing

$2,200 USD

NTO RD-20-145 Front Spring Axle Housing, Position: Front

Quantity	4
Condition	New
Fits To Make(s)	Meritor
Fits To Model(s)	RD-20-145
Part Number	3121R2280
Stock Number	300-25481
MLS Number	14597686
Category	Axle Housings
Last Updated	9/11/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2005 Used Eaton 20F4 Passenger Side Spindle

$1,350 USD

Used Eaton 20F4 Passenger Side Spindle, Side: Passenger, ABS: Yes

Condition	Used
Fits To Make(s)	Eaton
Fits To Model(s)	20F4
Will Fit Year(s)	2005
Side	Passenger
Part Number	818419
Stock Number	401-21617
MLS Number	14597667
Category	Spindles / Knuckles
Last Updated	9/11/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2021 Used Volvo Driver Side Spindle

$472.50 USD

Used Volvo Driver Side Spindle, Side: Driver, ABS: Yes

Condition	Used
Fits To Make(s)	Mack
Will Fit Year(s)	2021
Side	Driver
Part Number	22096784
Stock Number	401-21621
MLS Number	14597665
Category	Spindles / Knuckles
Last Updated	9/11/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Eaton 12F4 Passenger Side Spindle

$950 USD

Used 12F4 Passenger Side Spindle, Side: Passenger

Condition	Used
Fits To Make(s)	Eaton
Fits To Model(s)	12F4
Side	Passenger
Part Number	813788
Stock Number	401-21646
MLS Number	14597662
Category	Spindles / Knuckles
Last Updated	9/11/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Reconditioned Meritor RD-20-145 Chalmers Axle Housing

$2,450 USD

Reconditioned RD-20-145 Chalmers Axle Housing, Position: Front

Condition	Remanufactured
Part Number	3121N2302
Stock Number	300-23521
MLS Number	14593805
Category	Axle Housings
Last Updated	9/10/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2019 Used Paccar MR2014P Ratio 2.64 Non-Locker

$895 USD

Used MR2014P Ratio 2.64 Non-Locker

Quantity	2
Condition	Used
Fits To Make(s)	Paccar
Fits To Model(s)	MR2014P
Will Fit Year(s)	2019
Part Number	MR2014P
Stock Number	700-15349
MLS Number	14010304
Category	Differentials, Unspecified
Last Updated	9/10/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Reconditioned Eaton RS-402 Air Trac Axle Housing

$2,450 USD

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

Condition	Remanufactured
Part Number	303192
Stock Number	300-27442
MLS Number	14593784
Category	Axle Housings
Last Updated	9/10/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Eaton RS402 Differential Non-Locker Ratio 4.33

$795 USD

Used RS402 Differential Non-Locker Ratio 4.33

Condition	Used
Fits To Make(s)	Eaton
Fits To Model(s)	RS-402
Part Number	211942
Stock Number	700-15534
MLS Number	14593774
Category	Differentials, Unspecified
Last Updated	9/10/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2009 Used Alliance Driver Side

$406 USD

Used Alliance Driver Side, Side: Driver, ABS: Yes

Condition	Used
Fits To Make(s)	Alliance
Fits To Model(s)	F120-3N
Will Fit Year(s)	2009
Side	Driver
Part Number	6803321201
Stock Number	401-21677
MLS Number	14593773
Category	Spindles / Knuckles
Last Updated	9/10/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2012 Used Meritor MS1914X Ratio 5.13 Non-Locker

$1,195 USD

Used MS1914X Ratio 5.13 Non-Locker

Condition	Used
Fits To Make(s)	Meritor
Fits To Model(s)	RR-19-145
Will Fit Year(s)	2012
Part Number	3200L1676
Stock Number	700-15544
MLS Number	14593766
Category	Differentials, Unspecified
Last Updated	9/10/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2024 Reconditioned Meritor RS-23-160 Air Ride

$2,850 USD

Reconditioned RS-23-160 Air Ride, Position: Rear

Condition	Remanufactured
Fits To Make(s)	Meritor
Fits To Model(s)	RS-23-160
Will Fit Year(s)	2024
Part Number	3121Z1872
Stock Number	300-27586
MLS Number	14593764
Category	Axle Housings
Last Updated	9/10/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2024 Used Meritor RS23160 Differential - Ratio: 2.67 - Non-Locker

$1,195 USD

Used RS23160 Differential - Ratio: 2.67 - Non-Locker

Condition	Used
Fits To Make(s)	Meritor
Fits To Model(s)	RS-23-160
Will Fit Year(s)	2024
Part Number	A23200E2137
Stock Number	700-15551
MLS Number	14593763
Category	Differentials, Unspecified
Last Updated	9/10/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2012 Used Meritor MR2014X Rear Air Ride Dual Trac Axle Assembly

$2,850 USD

Used MR2014X Rear Air Ride Dual Trac Axle Assembly, Position: Rear

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia
Will Fit Year(s)	2012
Part Number	MR2014X3MFRNN510355
Stock Number	317-12905
MLS Number	14591374
Category	Axle Assemblies, Rear
Last Updated	9/9/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2014 Reconditioned Meritor RD-23-160 Chalmers Axle Housing

$2,850 USD

Reconditioned RD-23-160 Chalmers Axle Housing, Position: Front

Condition	Remanufactured
Fits To Make(s)	Meritor
Fits To Model(s)	RD-23-160
Will Fit Year(s)	2014
Part Number	3121L1858
Stock Number	300-27348
MLS Number	14591363
Category	Axle Housings
Last Updated	9/9/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Meritor RH Spindle

$997.27 USD

New Meritor RH Spindle, Side: Passenger, ABS: Yes

Quantity	2
Condition	New
Side	Passenger
Part Number	A3111J4144
Stock Number	401-21554
MLS Number	14540008
Category	Spindles / Knuckles
Last Updated	9/9/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Reconditioned Eaton RS-402 Air Leaf Axle Housing

$2,450 USD

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

Condition	Remanufactured
Part Number	303192
Stock Number	300-27463
MLS Number	14582942
Category	Axle Housings
Last Updated	9/3/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Eaton RS404 Differential Non-Locker Ratio 3.55

$395 USD

Used RS404 Differential Non-Locker Ratio 3.55

Condition	Used
Fits To Make(s)	Eaton
Fits To Model(s)	RS-404
Part Number	RS-404
Stock Number	700-15531
MLS Number	14582941
Category	Differentials, Unspecified
Last Updated	9/3/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts