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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Meritor

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Differentials, Rear

Axle Shafts

Axle Housings, Rear

Axle Assemblies, Front

Spindles / Knuckles

Axle Housings

Differentials, Unspecified

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401 - 425 of 501 listings

New Meritor RD-23-160 Spring Axle Housing

$4,738 USD

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

Condition	New
Part Number	3121W2025
Stock Number	300-24527
MLS Number	12274676
Category	Axle Housings
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Meritor RR-23-160 Rear Spring Axle Housing

$3,500 USD

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

Condition	New
Part Number	3121K1857
Stock Number	300-24107
MLS Number	11906068
Category	Axle Housings
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Meritor RR-23-160 Neway W/B Straddle Axle Housing

$4,841 USD

New RR-23-160 Neway W/B Straddle Axle Housing, Position: Rear

Condition	New
Part Number	3121Z1872
Stock Number	300-24515
MLS Number	12270437
Category	Axle Housings
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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NTO Meritor RR-23-160 Wide Trac W/B Axle Housings

$2,395 USD

NTO RR-23-160 Wide Trac W/B Axle Housings, Position: Rear

Condition	New
Part Number	3121C2291
Stock Number	300-23392
MLS Number	11472772
Category	Axle Housings
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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NTO Meritor MR2014X Rear Differential

$1,195 USD

NTO MR2014X Rear Differential

Condition	New
Part Number	MR2014X
Stock Number	700-14577
MLS Number	12134222
Category	Differentials, Unspecified
Last Updated	2/21/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Reconditioned Meritor RD-20-145 W/B Straddle Axle Housing

$2,450 USD

Reconditioned RD-20-145 W/B Straddle Axle Housing, Position: Front

Condition	Remanufactured
Part Number	3121N2302
Stock Number	300-24325
MLS Number	12073900
Category	Axle Housings
Last Updated	6/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Meritor MR2014X No Locker 3.42

$895 USD

Used MR2014X No Locker 3.42

Condition	Used
Fits To Make(s)	International
Fits To Model(s)	Prostar
Part Number	A23200G2217
Stock Number	700-13008
MLS Number	11926934
Category	Differentials, Unspecified
Last Updated	2/11/2025
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Meritor RD-23-160 Front Spring Axle Housing

$4,738 USD

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

Condition	New
Part Number	3121L1858
Stock Number	300-24114
MLS Number	11906084
Category	Axle Housings
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Meritor RD-23-160 Front Spring Axle Housing

$4,738 USD

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

Condition	New
Part Number	3121L1858
Stock Number	300-23940
MLS Number	11905018
Category	Axle Housings
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Meritor Driver Side Spindle

$464 USD

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

Condition	Used
Side	Driver
Part Number	A3111R4958
Stock Number	401-18661
MLS Number	11904769
Category	Spindles / Knuckles
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Meritor RD-20-160 Spring Front Axle Housing

$4,738 USD

New RD-20-160 Spring Front Axle Housing, Position: Front

Condition	New
Part Number	3121W2337
Stock Number	300-23881
MLS Number	11904665
Category	Axle Housings
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Meritor RR-23-160 Spring Axle Housing

$3,150 USD

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

Quantity	2
Condition	New
Part Number	3121-A-3459
Stock Number	300-23866
MLS Number	11904642
Category	Axle Housings
Last Updated	6/12/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Reconditioned Meritor RR-20-145 Spring Axle Housing

$1,995 USD

Reconditioned RR-20-145 Spring Axle Housing, Position: Rear

Condition	Remanufactured
Part Number	3121-D-2162
Stock Number	300-18746
MLS Number	11903007
Category	Axle Housings
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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NTO RD-20-145 Meritor Spring Axle Housing

$2,200 USD

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

Condition	New
Part Number	3121M1729
Stock Number	300-23822
MLS Number	11727603
Category	Axle Housings
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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NTO Meritor RR-23-160 Rear Neway Axle Housing

$4,532 USD

NTO RR-23-160 Rear Neway Axle Housing, Position: Rear

Condition	New
Part Number	3121K1857
Stock Number	300-23399
MLS Number	11530249
Category	Axle Housings
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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NTO Meritor RR-23-160 Air Ride Wide Trac Rear Axle Housing

$2,150 USD

NTO RR-23-160 Air Ride Wide Trac Rear Axle Housing, Position: Rear

Condition	New
Part Number	3121C2291
Stock Number	300-23400
MLS Number	11517774
Category	Axle Housings
Last Updated	8/18/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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NTO Meritor RD-23-160 Rear Front Axle Housing

$4,532 USD

NTO RD-23-160 Rear Front Axle Housing, Position: Front

Condition	New
Part Number	3121W2025
Stock Number	300-23417
MLS Number	11466408
Category	Axle Housings
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Reconditioned Meritor RP-29-185 Full Round Axle Housing

$2,850 USD

Reconditioned RP-29-185 Full Round Axle Housing, Position: Front

Condition	Remanufactured
Fits To Make(s)	Meritor
Fits To Model(s)	RT-58-380
Part Number	3121E1487
Stock Number	300-21149
MLS Number	11461472
Category	Axle Housings
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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NTO Meritor RR23160 RR-23-160 Differential

$1,195 USD

NTO RR23160 RR-23-160 Differential

Condition	New
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia
Part Number	3200E2137
Stock Number	700-12903
MLS Number	10644555
Category	Differentials, Unspecified
Last Updated	3/21/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Reconditioned Meritor RR-26-185 Chalmers Rear Axle Housing

$3,250 USD

Reconditioned RR-26-185 Chalmers Rear Axle Housing, Position: Rear

Condition	Remanufactured
Part Number	3121N1444
Stock Number	300-23172
MLS Number	11306544
Category	Axle Housings
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Meritor Passenger Side Spindle

$615 USD

Used Meritor Passenger Side Spindle, Side: Passenger

Condition	Used
Fits To Make(s)	Meritor
Fits To Model(s)	FG941
Side	Passenger
Part Number	A13111F3282
Stock Number	401-18232
MLS Number	11252481
Category	Spindles / Knuckles
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Meritor MFS12 Driver Side Spindle

$487 USD

Used MFS12 Driver Side Spindle, Side: Driver, ABS: Yes

Condition	Used
Fits To Make(s)	Meritor
Fits To Model(s)	MFS-12
Side	Driver
Part Number	A3111R4750
Stock Number	401-18228
MLS Number	11229478
Category	Spindles / Knuckles
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Passenger Side Meritor Spindle

$649 USD

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

Condition	Used
Fits To Make(s)	Meritor
Fits To Model(s)	FF981LX137
Side	Passenger
Part Number	A3 3111R3372
Stock Number	401-16714
MLS Number	11222200
Category	Spindles / Knuckles
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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New Meritor Passenger Side Spindle

$531 USD

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

Condition	New
Fits To Make(s)	Meritor
Side	Passenger
Part Number	A3111B4764
Stock Number	401-18042
MLS Number	11091214
Category	Spindles / Knuckles
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Used Meritor MFS061 Passenger Side Spindle

$487 USD

Used MFS061 Passenger Side Spindle, Side: Passenger, ABS: Yes

Condition	Used
Fits To Make(s)	GMC
Fits To Model(s)	MFS061
Side	Passenger
Part Number	A3111C3695S
Stock Number	401-17960
MLS Number	11089140
Category	Spindles / Knuckles
Last Updated	1/24/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts