Axles &amp; Differentials For Sale

1990 Eaton RS404 Rear Axle Housing for a Freightliner FLD120

Recently Updated

$950 USD

(USED) Eaton RS404 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: AIRLINER Track Width : 72

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	FLD120
Stock Number	25612596
MLS Number	12710389
Category	Axle Housings, Rear
Last Updated	5/15/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

2012 Eaton RD404 Rear Axle Housing for a Freightliner Cascadia

Recently Updated

$1,250 USD

(USED) Eaton RD404 Brake Type: AIR DISC Wheel Type: PILOT Suspension: AIRLINER Track Width : Verify

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	CASCADIA
Stock Number	25696187
MLS Number	13198406
Category	Axle Housings, Rear
Last Updated	5/15/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

2017 Meritor MR2014X Rear Differential for a Freightliner Cascadia

Recently Updated

$375 USD

(USED) Meritor MR2014X Ratio: 2.47 Side Gear Splines: 41 W/ Locker: NO Cast#: 3200-F-2216

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	CASCADIA
Stock Number	25793460
MLS Number	13567844
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

2019 Detroit RT40-NFD Rear Differential for a Freightliner Cascadia

Recently Updated

$1,540 USD

(USED) Detroit RT40-NFD Ratio: 2.16 Side Gear Splines: 40 W/ Locker: NO Cast#: R7753511205

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	CASCADIA
Stock Number	25800891
MLS Number	13604232
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Council Bluffs, IA, US
Sold By	Vander Haag's Inc.

2014 Eaton RSP40 Rear Differential for a Kenworth T440

Recently Updated

$574 USD

(USED) Eaton RSP40 Ratio: 4.33 Side Gear Splines: 41 W/ Locker: NO Cast#: Na

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T440
Stock Number	25802180
MLS Number	13610369
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

Reconditioned Eaton RS-404 Air Leaf Axle Housing

Recently Updated

$2,450 USD

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

Condition	Remanufactured
Fits To Make(s)	Eaton
Part Number	321034
Stock Number	300-27053
MLS Number	14163903
Category	Axle Housings
Last Updated	5/15/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

Reconditioned Eaton DS-404 Spring Axle Housing

Recently Updated

$2,850 USD

Reconditioned DS-404 Spring Axle Housing, Position: Front

Condition	Remanufactured
Fits To Make(s)	Eaton
Fits To Model(s)	DS-404
Part Number	321501
Stock Number	300-27164
MLS Number	14340714
Category	Axle Housings
Last Updated	5/15/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

New Eaton RH Spindle

Newly Listed

$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	5/15/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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	401-21318
MLS Number	14371070
Category	Spindles / Knuckles
Last Updated	5/15/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

New Meritor LH Spindle

Newly Listed

$1,229.43 USD

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

Condition	New
Side	Driver
Part Number	A3111Y3223
Stock Number	401-21399
MLS Number	14371059
Category	Spindles / Knuckles
Last Updated	5/15/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

Eaton DS402P Front Differential

Newly Listed

$2,095 USD

REBUILT DS402P 4.10. 12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 62534, Core Charge: EXCHANGE CRITICAL CORE, Ratio: 4.1

Condition	Remanufactured
Part Number	62534
Stock Number	62534
MLS Number	14371015
Category	Differentials, Front
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Meritor-Rockwell SQ100F Front Differential

Newly Listed

$1,895 USD

RECON SQ100F 3.73. 1ST 6 MONTHS PARTS AND LABOR WARRANTY. LSAT 6 MONTHS PARTS ONLY WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 62533, Core Charge: EXCHANGE...

Condition	Remanufactured
Part Number	62533
Stock Number	62533
MLS Number	14371012
Category	Differentials, Front
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton 21060S Rear Axle Housing for a 2004 Kenworth T300

Newly Listed

$1,295 USD

21060S AXLE HOUSING, ON HEND HAS 210L SUSPENSION, Hub Bolts: 10, Suspension: HEND HAS 210L, Brake Type: DRUM

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T300
Will Fit Year(s)	2004
Stock Number	50926-9
MLS Number	14370995
Category	Axle Housings, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

2004 Kenworth T300 Front Axle Assembly

Newly Listed

Contact for price

GOOD USED SPICER E1000I 10K CAPACITY FRONT AXLE., Capacity: 10K, Hub Bolts: 10/ PILOT, Brake Type: DRUM, Axle Make: SPICER

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T300
Will Fit Year(s)	2004
Capacity	10K
Stock Number	50926-6
MLS Number	14370992
Category	Axle Assemblies, Front
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton 21060S Rear Differential for a 2004 Kenworth T300

Newly Listed

$895 USD

21060S USED T.O 4.63 RATIO. WILL INSPECT IN OUR GEARSHOP 90 DAY WARRANTY., Ratio: 4.63

Condition	Used
Rear End	4.63 ratio
Fits To Make(s)	Kenworth
Fits To Model(s)	T300
Will Fit Year(s)	2004
Stock Number	50926-3
MLS Number	14370990
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton DSP40 Front Differential

Newly Listed

$1,995 USD

REBUILT DSP40 3.55 12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 62532, Core Charge: EXCHANGE, Ratio: 3.55

Condition	Remanufactured
Part Number	62532
Stock Number	62532
MLS Number	14370986
Category	Differentials, Front
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton 21060S Rear Axle Housing for a 2001 Kenworth T300

Newly Listed

$1,295 USD

21060S AXLE HOUSING, ON HEND HAS 210L SUSPENSION, Hub Bolts: 10, Suspension: HEND HAS 210L, Brake Type: DRUM

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T300
Will Fit Year(s)	2001
Stock Number	50826-8
MLS Number	14370969
Category	Axle Housings, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

2001 Kenworth T300 Front Axle Assembly

Newly Listed

Contact for price

E1000I FRONT AXLE ASSY, COMPLETE OR FOR PARTS, Capacity: 10, Serial#: 8YL86650, Hub Bolts: 10/ DRUM, Brake Type: DRUM

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T300
Will Fit Year(s)	2001
Capacity	10
Stock Number	50826-5
MLS Number	14370967
Category	Axle Assemblies, Front
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton 21060S Rear Differential for a 2001 Kenworth T300

Newly Listed

$895 USD

21060S USED T.O 4.33 RATIO. WILL INSPECT IN OUR GEARSHOP 90 DAY WARRANTY., Ratio: 4.33

Condition	Used
Rear End	4.33 ratio
Fits To Make(s)	Kenworth
Fits To Model(s)	T300
Will Fit Year(s)	2001
Stock Number	50826-3
MLS Number	14370966
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton DSH40 Rear Axle Housing for a 2003 Kenworth T800

Newly Listed

$1,495 USD

RSH40 REAR AXLE HOUSING ON AG400 SUSPENSION, Hub Bolts: 10/ PILOT, Suspension: AG400, Brake Type: DRUM

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2003
Stock Number	50726-12
MLS Number	14370949
Category	Axle Housings, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton DSH40 Front Axle Housing for a 2003 Kenworth T800

Newly Listed

$1,495 USD

DSH40 FRONT AXLE HOUSING ON AG400 SUSPENSION, Hub Bolts: 10/PILOT, Suspension: AG400

Condition	Used
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2003
Stock Number	50726-11
MLS Number	14370948
Category	Axle Housings, Front
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton RSP40 Rear Differential

Newly Listed

$1,295 USD

REBUILT RSP40 3.90, 12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 62530, Core Charge: EXCHANGE, Ratio: 3.9

Condition	Remanufactured
Part Number	62530
Stock Number	62530
MLS Number	14370947
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton DSH40 Front Differential for a 2003 Kenworth T800

Newly Listed

$1,095 USD

DSH40 3.70 RATIO USED TAKEOUT, WILL INSPECT IN OUR GEARSHOP. 90 DAY WARRANTY, Ratio: 3.7

Condition	Used
Rear End	3.70 ratio
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2003
Stock Number	50726-3
MLS Number	14370942
Category	Differentials, Front
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton DSH40 Rear Differential for a 2003 Kenworth T800

Newly Listed

$895 USD

RSH40 3.70 RATIO USED TAKEOUT, WILL INSPECT IN OUR GEARSHOP. 90 DAY WARRANTY, Ratio: 3.7

Condition	Used
Rear End	3.70 ratio
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2003
Stock Number	50726-4
MLS Number	14370941
Category	Differentials, Rear
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts