Frontier Truck Parts Meritor Axles & Differentials For Sale

1 - 25 of 510 listings

NTO Meritor MFS18 Driver Side Spindle

Newly Listed

$1,146.60 USD

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

Condition	New
Fits To Make(s)	Meritor
Fits To Model(s)	MFS18
Side	Driver
Part Number	A3111U3193
Stock Number	401-21559
MLS Number	14544626
Category	Spindles / Knuckles
Last Updated	8/15/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2004 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)	FF961
Will Fit Year(s)	2004
Side	Passenger
Part Number	A3111Z3302
Stock Number	401-21563
MLS Number	14544625
Category	Spindles / Knuckles
Last Updated	8/15/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Meritor Passenger Side Spindle

Newly Listed

$973 USD

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

Condition	Used
Fits To Make(s)	Meritor
Fits To Model(s)	FF981
Side	Passenger
Part Number	A33111T3400
Stock Number	401-21576
MLS Number	14544620
Category	Spindles / Knuckles
Last Updated	8/15/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Meritor Driver Side Spindle

Newly Listed

$787.50 USD

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

Condition	Used
Fits To Make(s)	Meritor
Fits To Model(s)	FF986LX2
Side	Driver
Part Number	A3 3111W3377
Stock Number	401-21579
MLS Number	14544619
Category	Spindles / Knuckles
Last Updated	8/15/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2017 Used Meritor Driver Side Spindle

Newly Listed

$750 USD

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

Condition	Used
Fits To Make(s)	Meritor
Fits To Model(s)	MFS14
Will Fit Year(s)	2017
Side	Driver
Part Number	A3111Y3301
Stock Number	401-21583
MLS Number	14544618
Category	Spindles / Knuckles
Last Updated	8/15/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Reconditioned Meritor RR-23-160 Air Ride Axle Housing

Newly Listed

$2,850 USD

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

Condition	Remanufactured
Fits To Make(s)	Meritor
Fits To Model(s)	RR-23-160
Part Number	3121K1857
Stock Number	300-27082
MLS Number	14540017
Category	Axle Housings
Last Updated	8/13/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Meritor LH Spindle

Newly Listed

$813.40 USD

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

Condition	New
Side	Driver
Part Number	A3111H4142
Stock Number	401-21483
MLS Number	14540012
Category	Spindles / Knuckles
Last Updated	8/13/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2019 Used Meritor Passenger Side Spindle

Newly Listed

$400 USD

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

Condition	Used
Fits To Make(s)	Peterbilt
Will Fit Year(s)	2019
Side	Passenger
Part Number	A3111B4760
Stock Number	401-21547
MLS Number	14540009
Category	Spindles / Knuckles
Last Updated	8/13/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Meritor RH Spindle

Newly Listed

$997.27 USD

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

Condition	New
Side	Passenger
Part Number	A3111J4144
Stock Number	401-21554
MLS Number	14540008
Category	Spindles / Knuckles
Last Updated	8/13/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Meritor Passenger Side Spindle

Newly Listed

$973 USD

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

Condition	Used
Fits To Make(s)	Meritor
Fits To Model(s)	FF986LX2
Side	Passenger
Part Number	A3 3111T3400
Stock Number	401-21580
MLS Number	14540006
Category	Spindles / Knuckles
Last Updated	8/13/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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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)	MFS13143
Side	Passenger
Part Number	A3111Z3302
Stock Number	401-21589
MLS Number	14540004
Category	Spindles / Knuckles
Last Updated	8/13/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2020 Used Meritor Passenger Side Spindle

NTO Meritor Passenger Side Spindle

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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NTO Meritor RD-20-145 Front Spring Axle Housing

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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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

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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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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Used Meritor MFS08 Driver Side Spindle

$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

$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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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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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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Frontier Truck Parts Meritor Axles & Differentials For Sale

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