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Truck Axles & Differentials for Sale

Shop new, used, and remanufactured Axles & Differentials on MyLittleSalesman.com, with prices from $3 to $35,000. Compare specs using filter by condition, price, or year. Find front and rear axle assemblies, differentials, axle housings, axle shafts, spindles, and related components from Meritor, Dana Spicer, Eaton, and other manufacturers. New, used, and rebuilt options available from dealers nationwide.
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Truck Parts (50717)
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Axles & Differentials (50717)
   Axle Assemblies, Front (10293)    Axle Assemblies, Rear (2365)    Axle Housings, Front (1602)    Axle Housings, Rear (7299)    Axle Housings (517)    Axle Parts (168)    Axle Shafts (1744)    Differential Cases (7)    Differential Cores (34)    Differential Misc. Parts (1673)    Differential Side Gears (1)    Differentials (Matched Sets) (16)    Differentials, Front (6363)    Differentials, Rear (13268)    Differentials, Unspecified (1742)    King Pin Sets (25)    Lift Axle Components (11)    Lift Axles & Drop Axles (85)    Spindles / Knuckles (2719)    Tag / Pusher Axles (698)
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Showing 1 - 25 of 50,717 Listings

1 - 25 of 50,717 listings
1 - 25 of 50,717 listings
Alliance RT40-4N REAR Rear Differential for a Freightliner COLUMBIA 112

2007 Alliance RT40-4N REAR Rear Differential for a Freightliner COLUMBIA 112

Recently Updated
$1,995 USD
USED ALLIANCE (WITH LOCKERS) RT40-4N REAR DIFFERENTIAL ASSEMBLY 3.58 RATIO. THE PRICE IS FOR THE DIFFERENTIAL ONLY BUT WE HAVE HOUSINGS AVAILABLE IF NEEDED.
ConditionUsed
Rear End3.58 ratio
Fits To Make(s)FREIGHTLINER
Fits To Model(s)COLUMBIA 112
Stock Number70297
MLS Number12826336
CategoryDifferentials, Rear
Last Updated6/13/2026
Location
Crandall, TX, US
Sold By
Tim Jordan's Truck Parts Inc.
(833) 359-___  SHOW
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Tim Jordan's Truck Parts Inc.
Alliance RT40-NFD Rear Axle Housing for a Freightliner CASCADIA

2022 Alliance RT40-NFD Rear Axle Housing for a Freightliner CASCADIA

Recently Updated
$1,000 USD
Good used and inspected Allaince RT40-NFD- rear, rear axle housing.Part number 6123505820 30 day guarantee for swap or refund
ConditionUsed
SuspensionAirLiner
Fits To Make(s)FREIGHTLINER
Fits To Model(s)CASCADIA
Part Number7753500930
Stock Number1054107
MLS Number13478952
CategoryAxle Housings, Rear
Last Updated6/13/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rydemore Heavy Duty Truck Parts
Meritor-Rockwell FF-961 Front Axle Assembly

1999 Meritor-Rockwell FF-961 Front Axle Assembly

Recently Updated
$1,350.24 USD
USED FRONT (STEER) AXLE OFF A 1999 INTERNATIONAL 9200. 12,000 LBS CAPACITY, 31.5" SPR MEAS, 10 LUG HUB PILOTED, AIR-DRUM BRAKES.
ConditionUsed
Fits To Make(s)MERITOR-ROCKWELL
Fits To Model(s)FF-961
Capacity12,000LBS
Stock Number2621705
MLS Number14262054
CategoryAxle Assemblies, Front
Last Updated6/13/2026
Location
Wykoff, MN, US
Sold By
LKQ Heavy Truck
(855) 905-___  SHOW
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LKQ Heavy Truck
Meritor-Rockwell RD40-145 Front Differential

Meritor-Rockwell RD40-145 Front Differential

Newly Listed
$2,150 USD
RD40-145 4.63 41 SPL.S.G. EXTENED WARRANTY AVAILABLE 12 MONTH PARTS AND LABOR WARRANTY, Axle Spline Count: 41, Core Charge: EXCHANGE, Ratio: 4.63, Casting#: 3200F1644
ConditionRemanufactured
Rear End4.63 ratio
Part Number62400
Stock Number62400
MLS Number14424951
CategoryDifferentials, Front
Last Updated6/13/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
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Holst Truck Parts
Meritor-Rockwell RDL20-145 Front Differential

Meritor-Rockwell RDL20-145 Front Differential

Newly Listed
$2,195 USD
RDL40-145 3.58 41 SPL.S.G. EXTENED WARRANTY AVAILABLE 12 MONTH PARTS AND LABOR WARRANTY, Axle Spline Count: 41, Core Charge: EXCHANGE, Ratio: 3.58, Casting#: 3200-N-1886
ConditionRemanufactured
Rear End3.58 ratio
Part Number62398
Stock Number62398
MLS Number14424884
CategoryDifferentials, Front
Last Updated6/13/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
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Holst Truck Parts
Meritor-Rockwell RR/RS20145 Rear Differential

Meritor-Rockwell RR/RS20145 Rear Differential

Newly Listed
$1,495 USD
RR20-145 6.43 41 SPL.S.G. EXTENED WARRANTY AVAILABLE 12 MONTH PARTS AND LABOR WARRANTY, Axle Spline Count: 41, Core Charge: exchange, Ratio: 6.42, Casting#: A23200-S-1865
ConditionRemanufactured
Rear End6.42 ratio
Part Number62397
Stock Number62397
MLS Number14424881
CategoryDifferentials, Rear
Last Updated6/13/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
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Holst Truck Parts
Meritor-Rockwell MT-40-14X Rear Axle Housing for a 2021 Mack Anthem

Meritor-Rockwell MT-40-14X Rear Axle Housing for a 2021 Mack Anthem

Newly Listed
$1,095 USD
20-14X REAR AXLE HOUSING ON VOLVO AIR RIDE, DISC BRAKE., Hub Bolts: 10, Suspension: VOLVO AIR, Brake Type: DISC
ConditionUsed
Fits To Make(s)Mack
Fits To Model(s)Anthem
Will Fit Year(s)2021
Stock Number60326-12
MLS Number14424831
CategoryAxle Housings, Rear
Last Updated6/13/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
NUMBERCall Seller
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Holst Truck Parts
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