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

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151 - 175 of 1,505 listings

Used Meritor MFS08 Driver Side Spindle

$350 USD

Used MFS08 Driver Side Spindle, Side: Driver, ABS: Yes

Condition	Used
Fits To Model(s)	MFS08
Side	Driver
Part Number	A13111G3595
Stock Number	401-21014
MLS Number	14123082
Category	Spindles / Knuckles
Last Updated	2/27/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Reconditioned Eaton DS-404 Low Air Leaf Axle Housing

$2,450 USD

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

Condition	Remanufactured
Fits To Make(s)	Eaton
Part Number	319950
Stock Number	300-26893
MLS Number	14123074
Category	Axle Housings
Last Updated	2/27/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2007 Used Hendrickson Airtek Passenger Side Spindle

$175 USD

Used Airtek Passenger Side Spindle, Side: Passenger, ABS: Yes

Condition	Used
Fits To Make(s)	Hendrickson
Fits To Model(s)	Airtek
Will Fit Year(s)	2007
Side	Passenger
Part Number	58900 020
Stock Number	401-21055
MLS Number	14123073
Category	Spindles / Knuckles
Last Updated	2/27/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2006 Used Eaton

$800 USD

Used Eaton, Side: Passenger, ABS: Yes

Condition	Used
Fits To Make(s)	Eaton
Fits To Model(s)	E1202i
Will Fit Year(s)	2006
Side	Passenger
Part Number	971839
Stock Number	401-21065
MLS Number	14123064
Category	Spindles / Knuckles
Last Updated	2/27/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Volvo Driver Side Spindles

$1,200 USD

New Volvo Driver Side Spindles, Side: Driver, ABS: Yes

Condition	New
Fits To Make(s)	Mack
Side	Driver
Part Number	21821627
Stock Number	401-21072
MLS Number	14123063
Category	Spindles / Knuckles
Last Updated	3/28/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2017 Used Eaton E1202i Driver Side (LH) Spindle

$1,250 USD

Used E1202i Driver Side (LH) Spindle, Side: Driver, ABS: Yes

Condition	Used
Fits To Make(s)	Eaton
Fits To Model(s)	E1202i
Will Fit Year(s)	2017
Side	Driver
Part Number	10024123
Stock Number	401-21096
MLS Number	14123045
Category	Spindles / Knuckles
Last Updated	2/27/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2017 Used Eaton E1202i Passenger Side (RH) Spindle

$1,100 USD

Used E1202i Passenger Side (RH) Spindle, Side: Passenger, ABS: Yes

Condition	Used
Fits To Make(s)	Eaton
Fits To Model(s)	E1202i
Will Fit Year(s)	2017
Side	Passenger
Part Number	10024128
Stock Number	401-21097
MLS Number	14123044
Category	Spindles / Knuckles
Last Updated	2/27/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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1996 Reconditioned Meritor RR-20-145 Air Leaf Axle Housing

$2,150 USD

Reconditioned Meritor RR-20-145 Air Leaf Axle Housing, Position: Rear

Condition	Remanufactured
Fits To Make(s)	Meritor
Fits To Model(s)	RR-20-145
Will Fit Year(s)	1996
Part Number	3121E1747
Stock Number	300-26981
MLS Number	14123038
Category	Axle Housings
Last Updated	2/27/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Reconditioned Meritor RD-20-145 Air Ride Axle Housing

$2,150 USD

Reconditioned Meritor RD-20-145 Air Ride Axle Housing, Position: Front

Condition	Remanufactured
Fits To Make(s)	Meritor
Fits To Model(s)	MD2014X
Part Number	3121L3678
Stock Number	300-26991
MLS Number	14123037
Category	Axle Housings
Last Updated	2/27/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Eaton E1200i Passenger Side Spindle

$950 USD

Used Eaton E1200i Passenger Side Spindle, Side: Passenger, ABS: Yes

Condition	Used
Fits To Make(s)	Eaton
Fits To Model(s)	E1200i
Side	Passenger
Part Number	817108
Stock Number	401-21005
MLS Number	14121621
Category	Spindles / Knuckles
Last Updated	3/12/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used International I-80 Passenger Side Spindle

$624.75 USD

Used International I-80 Passenger Side Spindle, Side: Passenger, ABS: Yes

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	I-80
Side	Passenger
Part Number	1693671C91
Stock Number	401-21013
MLS Number	14121620
Category	Spindles / Knuckles
Last Updated	2/27/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Hendrickson Passenger Side Spindle

$225 USD

Used Hendrickson Passenger Side Spindle, Side: Passenger, ABS: Yes

Condition	Used
Fits To Make(s)	Hendrickson
Fits To Model(s)	Steertek
Side	Passenger
Part Number	58900 002
Stock Number	401-21067
MLS Number	14121615
Category	Spindles / Knuckles
Last Updated	2/27/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Ford Passenger Side Spindle

$787.50 USD

Used Ford Passenger Side Spindle, Side: Passenger, ABS: Yes

Condition	Used
Fits To Make(s)	Ford
Fits To Model(s)	F5HT3010FA
Side	Passenger
Part Number	F6HZ3105FA
Stock Number	401-21099
MLS Number	14121614
Category	Spindles / Knuckles
Last Updated	2/27/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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1999 Reconditioned Meritor RR-20-145 Walking Beam Axle Housing

$2,150 USD

Reconditioned RR-20-145 Walking Beam Axle Housing, Position: Rear

Condition	Remanufactured
Fits To Make(s)	Meritor
Fits To Model(s)	RR-20-145
Will Fit Year(s)	1999
Part Number	3121P1966
Stock Number	300-26984
MLS Number	14121613
Category	Axle Housings
Last Updated	2/27/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Spicer LH Spindle

$999.45 USD

New Spicer LH Spindle, Side: Driver

Condition	New
Side	Driver
Part Number	120SK102X
Stock Number	401-21107
MLS Number	14121612
Category	Spindles / Knuckles
Last Updated	2/27/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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1999 Used Meritor RR20145 Differential - Ratio 4.33 - Non-Locker

$1,050 USD

Used RR20145 Differential - Ratio 4.33 - Non-Locker

Condition	Used
Fits To Make(s)	Meritor
Fits To Model(s)	RR-20-145
Will Fit Year(s)	1999
Part Number	3200S1865
Stock Number	700-15371
MLS Number	14119349
Category	Differentials, Unspecified
Last Updated	2/27/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2002 Used Meritor RS21145 Differential - Ratio: 4.33 - Non-Locker

$795 USD

Used RS21145 Differential - Ratio: 4.33 - Non-Locker

Condition	Used
Fits To Make(s)	Meritor
Fits To Model(s)	RS-21-145
Will Fit Year(s)	2002
Part Number	B43200S1865
Stock Number	700-15372
MLS Number	14119348
Category	Differentials, Unspecified
Last Updated	2/27/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Aftermarket Axilok Axle Locking Nut

$86.89 USD

New Aftermarket Axle Locking Nut, Type: Axle Locking Nut, Length: N/A, Height: N/A

Condition	Used
Part Number	4004865
Stock Number	406-10198
MLS Number	8927380
Category	Axle Assemblies, Front
Last Updated	1/30/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2014 Reconditioned Meritor RD-20-145 AG-380 Axle Housing

$2,150 USD

Reconditioned RD-20-145 AG-380 Axle Housing, Position: Front

Condition	Remanufactured
Fits To Make(s)	Meritor
Fits To Model(s)	14X
Will Fit Year(s)	2014
Part Number	3121R2280
Stock Number	300-25314
MLS Number	14117903
Category	Axle Housings
Last Updated	2/27/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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NTO Meritor Driver Side Spindle

$995 USD

NTO Meritor Driver Side Spindle, Side: Driver, ABS: Yes

Quantity	5
Condition	New
Fits To Make(s)	Meritor
Fits To Model(s)	MFS12143ANN157
Side	Driver
Part Number	A3111Y3301
Stock Number	401-20973
MLS Number	13994591
Category	Spindles / Knuckles
Last Updated	1/31/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Spicer Eaton RH Spindle

$1,268.82 USD

New Spicer Eaton RH Spindle, Side: Passenger, ABS: Yes

Condition	New
Side	Passenger
Part Number	101SK112X
Stock Number	401-21040
MLS Number	14117528
Category	Spindles / Knuckles
Last Updated	2/27/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2017 Reconditioned Eaton RS-404 Low Air Leaf Axle Housing

$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	2/27/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Meritor LH Spindle

$749.80 USD

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

Condition	New
Side	Driver
Part Number	A13111E3593
Stock Number	401-21106
MLS Number	14117444
Category	Spindles / Knuckles
Last Updated	2/27/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Meritor RH Spindle

$707.93 USD

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

Quantity	2
Condition	New
Side	Passenger
Part Number	A13111U4207
Stock Number	401-20880
MLS Number	14019160
Category	Spindles / Knuckles
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Eaton R50-170 Rear Spring Axle Housing

$3,531 USD

New R50-170 Rear Spring Axle Housing, Position: Rear

Condition	New
Fits To Make(s)	Eaton
Fits To Model(s)	R50-170
Part Number	322456
Stock Number	300-26098
MLS Number	14109242
Category	Axle Housings
Last Updated	2/27/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts