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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101 - 125 of 1,567 listings

New Eaton DS-404 Spring Axle Housing

$3,168.27 USD

New DS-404 Spring Axle Housing, Position: Front

Condition	New
Part Number	10059808
Stock Number	300-27201
MLS Number	14530936
Category	Axle Housings
Last Updated	8/8/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2011 Reconditioned Meritor RR-20-145 RD-20-145 Rear Air Ride Axle Housing

$2,150 USD

Reconditioned RR-20-145 RD-20-145 Rear Air Ride Axle Housing, Position: Rear

Condition	Remanufactured
Fits To Make(s)	Meritor
Fits To Model(s)	RR-20-145
Will Fit Year(s)	2011
Part Number	3121L1728
Stock Number	300-27312
MLS Number	14530934
Category	Axle Housings
Last Updated	8/8/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2016 Reconditioned Meritor RR-20-145 Air Ride/Dual Trac Axle Housing

$2,150 USD

Reconditioned RR-20-145 Air Ride/Dual Trac Axle Housing, Position: Rear

Condition	Remanufactured
Fits To Make(s)	Meritor
Fits To Model(s)	MR2014X
Will Fit Year(s)	2016
Part Number	3121Y3353
Stock Number	300-27362
MLS Number	14495115
Category	Axle Housings
Last Updated	8/8/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Eaton E1200I Passenger Side Spindle

$950 USD

Used E1200I Passenger Side Spindle, Side: Passenger, ABS: Yes

Condition	Used
Fits To Make(s)	Eaton
Fits To Model(s)	E1200I
Side	Passenger
Part Number	972995
Stock Number	401-21531
MLS Number	14530932
Category	Spindles / Knuckles
Last Updated	8/8/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2017 Used Meritor Passenger Side Spindle

$750 USD

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

Condition	Used
Fits To Make(s)	Meritor
Fits To Model(s)	MFS14
Will Fit Year(s)	2017
Side	Passenger
Part Number	A3111Z3302
Stock Number	401-21584
MLS Number	14530931
Category	Spindles / Knuckles
Last Updated	8/8/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Eaton LH Spindle

$2,231.45 USD

New Eaton LH Spindle, Side: Driver

Quantity	2
Condition	New
Side	Driver
Part Number	817246
Stock Number	401-21611
MLS Number	14530926
Category	Spindles / Knuckles
Last Updated	8/8/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Meritor RD-23-160 Spring Axle Housing

$3,850 USD

New RD-23-160 Spring Axle Housing, Position: Front

Quantity	3
Condition	New
Part Number	3121L1858
Stock Number	300-24560
MLS Number	12982400
Category	Axle Housings
Last Updated	8/7/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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NTO Eaton Driver Side Spindle

$650 USD

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

Condition	New
Fits To Make(s)	Eaton
Fits To Model(s)	E1462I
Side	Driver
Part Number	973234
Stock Number	401-21557
MLS Number	14529131
Category	Spindles / Knuckles
Last Updated	8/7/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Reconditioned Eaton DS-404 AG-380 Axle Housing

$2,450 USD

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

Condition	Remanufactured
Part Number	321501
Stock Number	300-27400
MLS Number	14529128
Category	Axle Housings
Last Updated	8/7/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Meritor Driver Side Spindle

$650 USD

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

Condition	Used
Fits To Make(s)	Meritor
Fits To Model(s)	MFS20
Side	Driver
Part Number	A3111Y3223
Stock Number	401-21525
MLS Number	14525808
Category	Spindles / Knuckles
Last Updated	8/6/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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NTO Eaton Passenger Side Spindle

$1,625 USD

NTO Eaton Passenger Side Spindle, Side: Passenger, ABS: Yes

Condition	New
Fits To Make(s)	Eaton
Fits To Model(s)	E1462I
Side	Passenger
Part Number	973280
Stock Number	401-21558
MLS Number	14525803
Category	Spindles / Knuckles
Last Updated	8/6/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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NTO Meritor Passenger Side Spindle

$950 USD

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

Condition	New
Fits To Make(s)	Meritor
Fits To Model(s)	MFS20
Side	Passenger
Part Number	A3111D3540
Stock Number	401-21562
MLS Number	14525802
Category	Spindles / Knuckles
Last Updated	8/6/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Reconditioned Eaton DS-404 AG-380 Axle Assembly

$2,450 USD

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

Condition	Remanufactured
Fits To Make(s)	Eaton
Fits To Model(s)	DS-404
Part Number	321280
Stock Number	300-27408
MLS Number	14525798
Category	Axle Housings
Last Updated	8/6/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2024 Used Meritor Passenger Side Spindle

$487 USD

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

Condition	Used
Fits To Make(s)	Meritor
Fits To Model(s)	MFS13
Will Fit Year(s)	2024
Side	Passenger
Part Number	A3111M4745
Stock Number	401-21505
MLS Number	14521973
Category	Spindles / Knuckles
Last Updated	8/5/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Meritor Passenger Side Spindle

$650 USD

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

Condition	Used
Fits To Make(s)	Meritor
Fits To Model(s)	MFS20
Side	Passenger
Part Number	A3111Z3224
Stock Number	401-21521
MLS Number	14521971
Category	Spindles / Knuckles
Last Updated	8/5/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Meritor Passenger Side Spindle

$650 USD

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

Condition	Used
Fits To Make(s)	Meritor
Fits To Model(s)	MFS20
Side	Passenger
Part Number	A3111Z3224
Stock Number	401-21524
MLS Number	14521970
Category	Spindles / Knuckles
Last Updated	8/5/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Eaton 20F4 Driver Side Spindle

$1,100 USD

Used 20F4 Driver Side Spindle, Side: Driver, ABS: Yes

Condition	Used
Fits To Make(s)	Eaton
Fits To Model(s)	20F4
Side	Driver
Part Number	818418
Stock Number	401-21564
MLS Number	14521962
Category	Spindles / Knuckles
Last Updated	8/5/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Eaton 20F4 Passenger Side Spindle

$1,150 USD

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

Condition	Used
Fits To Make(s)	Eaton
Fits To Model(s)	20F4
Side	Passenger
Part Number	818419
Stock Number	401-21565
MLS Number	14521961
Category	Spindles / Knuckles
Last Updated	8/5/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2007 Used Hendrickson Driver Side Spindle

$225 USD

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

Condition	Used
Fits To Make(s)	Hendrickson
Fits To Model(s)	Steertek
Will Fit Year(s)	2007
Side	Driver
Part Number	58900 001
Stock Number	401-21566
MLS Number	14521960
Category	Spindles / Knuckles
Last Updated	8/5/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2007 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
Will Fit Year(s)	2007
Side	Passenger
Part Number	58900 002
Stock Number	401-21567
MLS Number	14521959
Category	Spindles / Knuckles
Last Updated	8/5/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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NTO Meritor MFS20 Driver Side Spindle

$1,000 USD

NTO MFS20 Driver Side Spindle, Side: Driver, ABS: Yes

Condition	New
Fits To Make(s)	Meritor
Fits To Model(s)	MFS20
Side	Driver
Part Number	A3111E3541
Stock Number	401-21581
MLS Number	14521958
Category	Spindles / Knuckles
Last Updated	8/5/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2019 Reconditioned Meritor RS-23-160 Air Ride Axle Housing

$2,850 USD

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

Condition	Remanufactured
Fits To Make(s)	Meritor
Fits To Model(s)	RS-23-160
Will Fit Year(s)	2019
Part Number	3121Z1872
Stock Number	300-27409
MLS Number	14521956
Category	Axle Housings
Last Updated	8/5/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Eaton E1200I Passenger Side Spindle

$1,031 USD

Used E1200I Passenger Side Spindle, Side: Passenger, ABS: Yes

Condition	Used
Fits To Make(s)	Eaton
Fits To Model(s)	E1200I
Side	Passenger
Part Number	973278
Stock Number	401-21512
MLS Number	14520344
Category	Spindles / Knuckles
Last Updated	8/4/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Eaton Driver Side Spindle

$1,100 USD

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

Condition	Used
Fits To Make(s)	Eaton
Fits To Model(s)	1202BN103 31
Side	Driver
Part Number	971935
Stock Number	401-21543
MLS Number	14520341
Category	Spindles / Knuckles
Last Updated	8/4/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2001 Reconditioned Meritor RD-23-160 Tuf Trac Axle Housing

$2,450 USD

Reconditioned RD-23-160 Tuf Trac Axle Housing, Position: Front

Condition	Remanufactured
Fits To Make(s)	Meritor
Fits To Model(s)	RP-23-160
Will Fit Year(s)	2001
Part Number	3121L1858
Stock Number	300-27245
MLS Number	14517540
Category	Axle Housings
Last Updated	8/1/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts