Frontier Truck Parts Meritor 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

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226 - 250 of 506 listings

New Meritor RH Spindle

$2,845 USD

NEW RH SPINDLE, Side: Passenger, ABS: Yes

Condition	New
Side	Passenger
Part Number	A3 3111V3402
Stock Number	401-13582
MLS Number	8940519
Category	Spindles / Knuckles
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Meritor RH Spindle

$1,365 USD

New RH Spindle, Side: Passenger, ABS: Yes

Quantity	2
Condition	New
Side	Passenger
Part Number	A2 3111U3401
Stock Number	401-13568
MLS Number	8940422
Category	Spindles / Knuckles
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Meritor RH Spindle

$1,947 USD

USED RH SPINDLE, Side: Passenger, ABS: Yes

Condition	Used
Fits To Make(s)	Meritor
Fits To Model(s)	FF981LX301
Side	Passenger
Part Number	A3 3111V3402
Stock Number	401-13527
MLS Number	8940175
Category	Spindles / Knuckles
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Meritor RH Spindle

$1,298 USD

USED RH SPINDLE, Side: Passenger

Condition	Used
Fits To Make(s)	Meritor
Fits To Model(s)	FF981LX534
Side	Passenger
Part Number	A1 3111N3732
Stock Number	401-13340
MLS Number	8938572
Category	Spindles / Knuckles
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Meritor LH Spindle

$1,179 USD

USED LH SPINDLE, Side: Driver

Condition	Used
Fits To Make(s)	Meritor
Fits To Model(s)	FF981LX534
Side	Driver
Part Number	A1 3111M3731
Stock Number	401-13339
MLS Number	8938571
Category	Spindles / Knuckles
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Meritor Knuckle RH

$541 USD

Used Knuckle RH, Side: Passenger

Quantity	2
Condition	Used
Side	Passenger
Part Number	A1 3111V1530
Stock Number	401-13276
MLS Number	8938126
Category	Spindles / Knuckles
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Meritor Knuckle LH

$541 USD

Used Knuckle LH, Side: Driver

Quantity	2
Condition	Used
Side	Driver
Part Number	A1 3111U1529
Stock Number	401-13275
MLS Number	8938124
Category	Spindles / Knuckles
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Meritor LH Spindle

$1,545 USD

New LH Spindle, Side: Driver, ABS: Yes

Condition	New
Side	Driver
Part Number	KIT1465
Stock Number	401-13115
MLS Number	8936944
Category	Spindles / Knuckles
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Meritor LH Spindle

$618 USD

NEW LH SPINDLE, Side: Driver

Condition	New
Side	Driver
Part Number	A3111U541
Stock Number	401-13074
MLS Number	8936607
Category	Spindles / Knuckles
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Meritor RH Spindle

$618 USD

NEW RH SPINDLE, Side: Passenger

Condition	New
Side	Passenger
Part Number	A3111T540
Stock Number	401-13073
MLS Number	8936606
Category	Spindles / Knuckles
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Meritor RH Spindle

$773 USD

NEW RH SPINDLE, Side: Passenger

Condition	New
Side	Passenger
Part Number	A3111J764
Stock Number	401-13072
MLS Number	8936605
Category	Spindles / Knuckles
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Meritor Wheel Nut Kit

$126 USD

New Wheel Nut Kit, Type: Axle Nut, Length: N/A, Height: N/A

Condition	New
Part Number	R201481
Stock Number	406-10197
MLS Number	8931075
Category	Axle Assemblies, Front
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Meritor RH Tie Rod End

$141.70 USD

New Meritor RH Tie Rod End, Position: Front, Side: Passenger

Condition	New
Side	Passenger
Part Number	R230145
Stock Number	402-14361
MLS Number	8928293
Category	Axle Assemblies, Front
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Meritor RR-23-160 Axle Housing

$3,250 USD

New RR-23-160 Axle Housing, Position: Rear

Condition	New
Part Number	C1-3121-V-2024
Stock Number	300-12352
MLS Number	8927253
Category	Axle Housings, Rear
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Aftermarket Wheel Nut Kit

$18.50 USD

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

Condition	Used
Part Number	KIT14001
Stock Number	406-10196
MLS Number	8925648
Category	Axle Assemblies, Front
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Aftermarket Meritor LH Tie Rod End

$120 USD

New Aftermarket Meritor LH Tie Rod End, Position: Front, Side: Driver

Condition	Used
Side	Driver
Part Number	R230146
Stock Number	402-14362
MLS Number	8924947
Category	Axle Assemblies, Front
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Meritor RD-20-145 T-Bar Axle Housing

$2,850 USD

New RD-20-145 T-Bar Axle Housing, Position: Front

Quantity	2
Condition	New
Fits To Make(s)	Meritor
Fits To Model(s)	MD2014X
Part Number	3121T3920
Stock Number	300-26946
MLS Number	14073759
Category	Axle Housings
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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

$2,150 USD

Reconditioned RR-20-145 AG-380 Axle Housing, Position: Rear

Condition	Remanufactured
Fits To Make(s)	Meritor
Fits To Model(s)	14X
Will Fit Year(s)	2014
Part Number	3121P1966
Stock Number	300-25332
MLS Number	14102433
Category	Axle Housings
Last Updated	2/27/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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1997 Reconditioned Meritor RR-20-145 AG-380 Axle Housing

$2,150 USD

Reconditioned RR-20-145 AG-380 Axle Housing, Position: Rear

Condition	Remanufactured
Fits To Make(s)	Meritor
Fits To Model(s)	RR-20-145
Will Fit Year(s)	1997
Part Number	3121L1728
Stock Number	300-26955
MLS Number	14083070
Category	Axle Housings
Last Updated	2/11/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Meritor RD-20-145 Air Ride Axle Housing

$2,850 USD

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

Condition	New
Fits To Make(s)	Meritor
Fits To Model(s)	MD2014X
Part Number	3121T3920
Stock Number	300-26956
MLS Number	14076543
Category	Axle Housings
Last Updated	1/31/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Meritor Driver Side Spindle

$1,469.36 USD

New Meritor Driver Side Spindle, Side: Driver

Condition	New
Side	Driver
Part Number	A303111K2299
Stock Number	401-21079
MLS Number	14073761
Category	Spindles / Knuckles
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2023 Used Meritor MR2014X Ratio 3.55 Non-Locker

$895 USD

Used MR2014X Ratio 3.55 Non-Locker

Condition	Used
Fits To Make(s)	Meritor
Fits To Model(s)	MR2014X
Will Fit Year(s)	2023
Part Number	A23200G2217
Stock Number	700-15355
MLS Number	14068624
Category	Differentials, Unspecified
Last Updated	1/1/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2021 Used Meritor MR2014X Ratio 2.79 Non-Locker

$895 USD

Used MR2014X Ratio 2.79 Non-Locker

Condition	Used
Fits To Make(s)	Meritor
Fits To Model(s)	MR2014X
Will Fit Year(s)	2021
Part Number	A23200G2217
Stock Number	700-15356
MLS Number	14064903
Category	Differentials, Unspecified
Last Updated	12/30/2025
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2020 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)	MD2014X
Will Fit Year(s)	2020
Part Number	3121M1729
Stock Number	300-26875
MLS Number	14052583
Category	Axle Housings
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2021 Reconditioned Meritor RR-20-145 Tuf Trac Volvo Air Ride

$2,150 USD

Reconditioned RR-20-145 Tuf Trac Volvo Air Ride, Position: Rear

Condition	Remanufactured
Fits To Make(s)	Meritor
Fits To Model(s)	14X
Will Fit Year(s)	2021
Part Number	3121P1966
Stock Number	300-26873
MLS Number	14052582
Category	Axle Housings
Last Updated	3/12/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts