Frontier Truck Parts Axles & Differentials For Sale

1 - 25 of 1,571 listings

2020 Used Meritor Passenger Side Spindle

Recently Updated

$400 USD

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

Condition	Used
Fits To Make(s)	Meritor
Fits To Model(s)	MFS-12
Will Fit Year(s)	2020
Side	Passenger
Part Number	A3111H4740
Stock Number	401-19284
MLS Number	12433984
Category	Spindles / Knuckles
Last Updated	8/12/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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NTO Meritor Passenger Side Spindle

Recently Updated

$995 USD

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

Quantity	3
Condition	New
Fits To Make(s)	Meritor
Fits To Model(s)	MFS12143ANN157
Side	Passenger
Part Number	A3111Z3302
Stock Number	401-20978
MLS Number	14261446
Category	Spindles / Knuckles
Last Updated	8/12/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Meritor Driver Side Spindle

Newly Listed

$811 USD

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

Condition	Used
Fits To Make(s)	Meritor
Fits To Model(s)	FF981
Side	Driver
Part Number	A33111W3377
Stock Number	401-21575
MLS Number	14535877
Category	Spindles / Knuckles
Last Updated	8/12/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Reconditioned Eaton RS-404 Air Trac Axle Housing

Newly Listed

$2,450 USD

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

Condition	Remanufactured
Fits To Make(s)	Eaton
Fits To Model(s)	RS-404
Part Number	322557
Stock Number	300-27421
MLS Number	14535865
Category	Axle Housings
Last Updated	8/12/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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NTO Meritor RD-20-145 Front Spring Axle Housing

Recently Updated

$2,200 USD

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

Quantity	6
Condition	New
Fits To Make(s)	Meritor
Fits To Model(s)	RD-20-145
Part Number	3121R2280
Stock Number	300-25475
MLS Number	12982907
Category	Axle Housings
Last Updated	8/11/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Reconditioned Mack 44,000LBS Cast Camelback

Newly Listed

$2,950 USD

Reconditioned 44,000LBS Cast Camelback, Position: Rear

Condition	Remanufactured
Fits To Make(s)	Mack
Fits To Model(s)	44,000LBS Cast
Part Number	19QF5287
Stock Number	300-26589
MLS Number	14534134
Category	Axle Housings
Last Updated	8/11/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Eaton E1200I Driver Side Spindle

Newly Listed

$950 USD

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

Condition	Used
Fits To Make(s)	Eaton
Fits To Model(s)	E1200I
Side	Driver
Part Number	972982
Stock Number	401-21529
MLS Number	14534128
Category	Spindles / Knuckles
Last Updated	8/11/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Eaton 12F4 Driver Side Spindle

Newly Listed

$950 USD

Used 12F4 Driver Side Spindle, Side: Driver

Condition	Used
Fits To Make(s)	Eaton
Fits To Model(s)	12F4
Side	Driver
Part Number	813787
Stock Number	401-21535
MLS Number	14534127
Category	Spindles / Knuckles
Last Updated	8/11/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Eaton Passenger Side Spindle

Newly Listed

$1,045 USD

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

Condition	Used
Fits To Make(s)	Eaton
Fits To Model(s)	E1202i
Side	Passenger
Part Number	971839
Stock Number	401-21546
MLS Number	14534126
Category	Spindles / Knuckles
Last Updated	8/11/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2019 Used Meritor Driver Side Spindle

Newly Listed

$370 USD

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

Condition	Used
Fits To Make(s)	Peterbilt
Will Fit Year(s)	2019
Side	Driver
Part Number	A3111A4759
Stock Number	401-21548
MLS Number	14534125
Category	Spindles / Knuckles
Last Updated	8/11/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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NTO Meritor MFS18 Passenger Side Spindle

Newly Listed

$975 USD

NTO MFS18 Passenger Side Spindle, Side: Passenger, ABS: Yes

Condition	New
Fits To Make(s)	Meritor
Fits To Model(s)	MFS18
Side	Passenger
Part Number	A3111S3191
Stock Number	401-21560
MLS Number	14534124
Category	Spindles / Knuckles
Last Updated	8/11/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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NTO Meritor Driver Side Spindle

Newly Listed

$975 USD

NTO Meritor 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	401-21561
MLS Number	14534122
Category	Spindles / Knuckles
Last Updated	8/11/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Spicer Eaton RH Spindle

Newly Listed

$995 USD

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

Quantity	5
Condition	New
Side	Passenger
Part Number	817094
Stock Number	401-21592
MLS Number	14534121
Category	Spindles / Knuckles
Last Updated	8/11/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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NTO Eaton S19-140 Rear Spring Axle Housing

Newly Listed

$2,500 USD

NTO S19-140 Rear Spring Axle Housing, Position: Rear

Quantity	2
Condition	New
Part Number	323740
Stock Number	300-27424
MLS Number	14534119
Category	Axle Housings
Last Updated	8/11/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Reconditioned Eaton RS-404 AG-400 Axle Housing

Newly Listed

$2,450 USD

Reconditioned RS-404 AG-400 Axle Housing, Position: Rear

Condition	Remanufactured
Part Number	305830
Stock Number	300-27433
MLS Number	14534118
Category	Axle Housings
Last Updated	8/11/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used GMC FL-1 Passenger Side Spindle

Recently Updated

$568 USD

Used FL-1 Passenger Side Spindle, Side: Passenger

Quantity	2
Condition	Used
Fits To Make(s)	GMC
Fits To Model(s)	FL-1
Side	Passenger
Part Number	15630966
Stock Number	401-18216
MLS Number	12513056
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

Recently Updated

$743.93 USD

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

Quantity	3
Condition	New
Side	Driver
Part Number	081SK144
Stock Number	401-21036
MLS Number	14385066
Category	Spindles / Knuckles
Last Updated	8/8/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Eaton RH Spindle

Recently Updated

$1,940.72 USD

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

Condition	New
Side	Passenger
Part Number	220SK1392
Stock Number	401-21316
MLS Number	14371071
Category	Spindles / Knuckles
Last Updated	8/8/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Eaton DS-404 Spring Axle Housing

Newly Listed

$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

Newly Listed

$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

Price Drop $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

Newly Listed

$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

Newly Listed

$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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Used Meritor MFS08 Driver Side Spindle

Newly Listed

$320 USD

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

Condition	Used
Fits To Make(s)	Meritor
Fits To Model(s)	MFS08
Side	Driver
Part Number	A13111T4206
Stock Number	401-21585
MLS Number	14530930
Category	Spindles / Knuckles
Last Updated	8/8/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Meritor MFS08 Passenger Side Spindle

Newly Listed

$296 USD

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

Condition	Used
Fits To Make(s)	Meritor
Fits To Model(s)	MFS08
Side	Passenger
Part Number	A13111U4207
Stock Number	401-21586
MLS Number	14530929
Category	Spindles / Knuckles
Last Updated	8/8/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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