Truck Front Differentials for Sale

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Eaton DS521P Front Differential

$2,850 USD

Good used Eaton DS521P front, rear differential assembly. 6.17 ratio. 90 day guarantee for swap or refund.

Condition	Used
Rear End	6.17 ratio
Fits To Make(s)	EATON
Fits To Model(s)	DS521P
Stock Number	Ryd DS521P/6.17/36
MLS Number	14234315
Category	Differentials, Front
Last Updated	3/10/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

(855) 905-___ SHOW
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1999 Eaton-Spicer DS404R390 Front Differential

$1,050 USD

Condition	Used
Rear End	3.90 ratio
Fits To Make(s)	EATON-SPICER
Fits To Model(s)	DS404R390
Stock Number	2516095
MLS Number	13646323
Category	Differentials, Front
Last Updated	3/10/2026
Location	Wykoff, MN, US
Sold By	LKQ Heavy Truck

Paccar 40KF Front Differential for a 2019 Kenworth T680

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(Used) 2019 Kenworth T680, FRONT DIFFERENTIAL GEARS ONLY- Remanufactured!! Part Number: C876001, Serial Number: CG895, Make: Paccar, Model: 40K, Ratio: 2.64, Capacity: 20,000 Lbs, Reference...

Condition	Used
Rear End	2.64 ratio
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2019
Part Number	C876001
Stock Number	P-499897
MLS Number	14233772
Category	Differentials, Front
Last Updated	3/10/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Paccar 40KF Front Differential for a 2019 Kenworth T680

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(Used) 2019 Kenworth T680, COMPLETE FRONT REAR TANDEM- Remanufactured!! Part Number: C876001, Serial Number: CG895, Make: Paccar, Model: 40K, Ratio: 2.64, Capacity: 20,000 Lbs, Hub Bolts: 10...

Condition	Used
Rear End	2.64 ratio
Fits To Make(s)	Kenworth
Fits To Model(s)	T680
Will Fit Year(s)	2019
Part Number	C876001
Stock Number	P-499895
MLS Number	14233769
Category	Differentials, Front
Last Updated	3/11/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Eaton DSP40 Front Differential for a 2004 Kenworth T800

$1,095 USD

DSP40 3.55 RATIO, USED TAKEOUT, WILL INSPECT IN OUR GEARSHOP. 90 DAY WARRNTY, Ratio: 3.55, Casting#: 132038

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	Kenworth
Fits To Model(s)	T800
Will Fit Year(s)	2004
Stock Number	30926-3
MLS Number	14232936
Category	Differentials, Front
Last Updated	3/27/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Dana-Spicer D46172D Front Differential

$2,995 USD

INSPECTED TAKEOUT D46-172D 3.21. 90 DAY PARTS ONLY WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 46, Serial#: 62286, Core Charge: EXCHANGE, Ratio: 3.21

Condition	Used
Part Number	62286
Stock Number	62286
MLS Number	14232933
Category	Differentials, Front
Last Updated	3/12/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

(855) 980-___ SHOW
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Meritor-Rockwell MD20143 Front Differential for a 2015 Volvo VNL

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GOOD SHAPE, Ratio: 264

Condition	Used
Rear End	2.64 ratio
Fits To Make(s)	Volvo
Fits To Model(s)	VNL
Will Fit Year(s)	2015
Stock Number	952354-2
MLS Number	14232878
Category	Differentials, Front
Last Updated	3/10/2026
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

Meritor-Rockwell RT40-145 Front Differential for a 2000 International 9400

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(Used) 2000 International 9400, FRONT DIFFERENTIAL GEARS ONLY- Part Number: 3506962C91, Serial Number: AVA99157088, Make: Rockwell International, Model: RT40-145, Ratio: 2.93, Capacity:...

Condition	Used
Rear End	2.93 ratio
Fits To Make(s)	International
Fits To Model(s)	9400
Will Fit Year(s)	2000
Part Number	3506962C91
Stock Number	P-499754
MLS Number	14232418
Category	Differentials, Front
Last Updated	3/9/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Meritor-Rockwell RT40-145 Front Differential for a 2000 International 9400

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(Used) 2000 International 9400, COMPLETE FRONT REAR TANDEM- Part Number: 3506962C91, Serial Number: AVA99157088, Make: Rockwell International, Model: RT40-145, Ratio: 2.93, Capacity: 20,000...

Condition	Used
Rear End	2.93 ratio
Fits To Make(s)	International
Fits To Model(s)	9400
Will Fit Year(s)	2000
Part Number	3506962C91
Stock Number	P-499752
MLS Number	14232416
Category	Differentials, Front
Last Updated	3/10/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Meritor-Rockwell ME20165 Front Differential for a 2015 International PROSTAR

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(Used) 2015 International PROSTAR, FRONT DIFFERENTIAL GEARS ONLY- Part Number: 6FE4A64C, Serial Number: DRA14137007, Make: Meritor, Model: ME20165, Ratio: 2.50, Capacity: 20,000 Lbs,...

Condition	Used
Rear End	2.50 ratio
Fits To Make(s)	International
Fits To Model(s)	PROSTAR
Will Fit Year(s)	2015
Part Number	6FE4A64C
Stock Number	P-499744
MLS Number	14232408
Category	Differentials, Front
Last Updated	3/9/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Meritor-Rockwell ME20165 Front Differential for a 2015 International PROSTAR

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(Used) 2015 International PROSTAR, COMPLETE FRONT REAR TANDEM, Part Number: 6FE4A64C, Serial Number: DRA14137007, Make: Meritor, Model: ME20165, Ratio: 2.50, Capacity: 20,000 Lbs, Hub Bolts...

Condition	Used
Rear End	2.50 ratio
Fits To Make(s)	International
Fits To Model(s)	PROSTAR
Will Fit Year(s)	2015
Part Number	6FE4A64C
Stock Number	P-499740
MLS Number	14232405
Category	Differentials, Front
Last Updated	3/10/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Meritor-Rockwell MT40-14X Front Differential for a 2019 International LT625

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(Used) 2019 International LT625, FRONT DIFFERENTIAL GEARS ONLY- Part Number: DD13C5F0, Serial Number: DRA19332867, Make: Meritor, Model: MT40-14X, Ratio: 3.36, Capacity: 20,000 Lbs,...

Condition	Used
Rear End	3.36 ratio
Fits To Make(s)	International
Fits To Model(s)	LT625
Will Fit Year(s)	2019
Part Number	DD13C5F0
Stock Number	P-499533
MLS Number	14232190
Category	Differentials, Front
Last Updated	3/9/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Meritor-Rockwell MT40-14X Front Differential for a 2019 International LT625

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(Used) 2019 International LT625, COMPLETE FRONT REAR TANDEM- Part Number: DD13C5F0, Serial Number: DRA19332867, Make: Meritor, Model: MT40-14X, Ratio: 3.36, Capacity: 20,000 Lbs, Hub Bolts:...

Condition	Used
Rear End	3.36 ratio
Fits To Make(s)	International
Fits To Model(s)	LT625
Will Fit Year(s)	2019
Part Number	DD13C5F0
Stock Number	P-499531
MLS Number	14232187
Category	Differentials, Front
Last Updated	3/10/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit DA-RT-40.0-4S Front Differential for a 2022 Freightliner Cascadia 126

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(Used) 2022 Freightliner Cascadia 126, FRONT DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-620, Serial Number: 771194B0245934, Make: Detroit, Model: DA-RT-40.0-4S, Ratio: 2.85, Capacity:...

Condition	Used
Rear End	2.85 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 126
Will Fit Year(s)	2022
Part Number	C11-00051-620
Stock Number	P-499425
MLS Number	14232063
Category	Differentials, Front
Last Updated	3/9/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit DA-RT-40.0-4S Front Differential for a 2022 Freightliner Cascadia 126

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(Used) 2022 Freightliner Cascadia 126, COMPLETE FRONT REAR TANDEM- Part Number: C11-00051-620, Serial Number: 771194B0245934, Make: Detroit, Model: DA-RT-40.0-4S, Ratio: 2.85, Capacity:...

Condition	Used
Rear End	2.85 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 126
Will Fit Year(s)	2022
Part Number	C11-00051-620
Stock Number	P-499422
MLS Number	14232060
Category	Differentials, Front
Last Updated	3/10/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit RT40-NFD Front Differential for a 2021 Freightliner Cascadia 126

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(Used) 2021 Freightliner Cascadia 126, FRONT DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-618, Serial Number: 771194B0160105, Make: Detroit, Model: RT40-NFD, Ratio: 2.41, Capacity: 20,000...

Condition	Used
Rear End	2.41 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 126
Will Fit Year(s)	2021
Part Number	C11-00051-618
Stock Number	P-499319
MLS Number	14231935
Category	Differentials, Front
Last Updated	3/9/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit RT40-NFD Front Differential for a 2021 Freightliner Cascadia 126

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(Used) 2021 Freightliner Cascadia 126, COMPLETE FRONT REAR TANDEM- Part Number: C11-00051-618, Serial Number: 771194B0160105, Make: Detroit, Model: RT40-NFD, Ratio: 2.41, Capacity: 20,000...

Condition	Used
Rear End	2.41 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 126
Will Fit Year(s)	2021
Part Number	C11-00051-618
Stock Number	P-499315
MLS Number	14231930
Category	Differentials, Front
Last Updated	3/10/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Meritor-Rockwell MT40-14X Front Differential for a 2024 Freightliner Cascadia 126

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(Used) 2024 Freightliner Cascadia 126, FRONT DIFFERENTIAL GEARS ONLY- Part Number: C11-00054-345, Serial Number: DRA24649268, Make: Meritor, Model: MT40-14X, Ratio: 2.85, Capacity: 20,000...

Condition	Used
Rear End	2.85 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 126
Will Fit Year(s)	2024
Part Number	C11-00054-345
Stock Number	P-499264
MLS Number	14231864
Category	Differentials, Front
Last Updated	3/9/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Meritor-Rockwell MT40-14X Front Differential for a 2024 Freightliner Cascadia 126

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(Used) 2024 Freightliner Cascadia 126, COMPLETE FRONT REAR TANDEM- Part Number: C11-00054-345, Serial Number: DRA24649268, Make: Meritor, Model: MT40-14X, Ratio: 2.85, Capacity: 20,000 Lbs,...

Condition	Used
Rear End	2.85 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 126
Will Fit Year(s)	2024
Part Number	C11-00054-345
Stock Number	P-499261
MLS Number	14231858
Category	Differentials, Front
Last Updated	3/10/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Meritor-Rockwell RD40-145 Front Differential

$2,195 USD

REBUILT RD40-145 3.73. 12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 62285, Core Charge: EXCHANGE, Ratio: 3.73

Condition	Remanufactured
Part Number	62285
Stock Number	62285
MLS Number	14231527
Category	Differentials, Front
Last Updated	3/9/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Dana-Spicer DSP40 Front Differential for a 2014 Peterbilt 389

$1,095 USD

DSP40 3.36 RATIO, USED TAKEOUT, WILL INSPECT IN OUR GEARSHOP. 90 DAY WARRNTY, Ratio: 336

Condition	Used
Rear End	3.36 ratio
Fits To Make(s)	Peterbilt
Fits To Model(s)	389
Will Fit Year(s)	2014
Stock Number	22626-1
MLS Number	14231509
Category	Differentials, Front
Last Updated	3/9/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton DS402 Front Differential for a 1994 Peterbilt 379

$1,695 USD

DS402 3.55 RATIO, USED TAKEOUT, WILL INSPECT IN OUR GEARSHOP. 90 DAY WARANTY, Ratio: 3.55

Condition	Used
Rear End	3.55 ratio
Fits To Make(s)	Peterbilt
Fits To Model(s)	379
Will Fit Year(s)	1994
Stock Number	21426-2
MLS Number	14166706
Category	Differentials, Front
Last Updated	3/9/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Eaton DS380 Front Differential for a 1977 Ford L9000

$1,295 USD

DS402 3.70 INSPECTED REFURB 6 MONTHS PARTS ONLY WARRANTY, Axle Spline Count: 41, Serial#: N/A, Core Charge: EXCHANGE, Ratio: 3.70

Condition	Used
Fits To Make(s)	Ford
Fits To Model(s)	L9000
Will Fit Year(s)	1977
Stock Number	111718-11
MLS Number	9578950
Category	Differentials, Front
Last Updated	3/9/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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Rockwell RP20145 Front Differential for a 1999 Western Star 4964FX

$1,250 USD

GOOD USED, Core Charge: 100, Ratio: 3.90

Condition	Used
Rear End	3.90 ratio
Fits To Make(s)	WESTERN STAR
Fits To Model(s)	4964FX
Will Fit Year(s)	1999
Stock Number	2A1E57219
MLS Number	14231381
Category	Differentials, Front
Last Updated	3/12/2026
Location	Ste-Julie, QC, Canada
Sold By	Camions Lussier-Lussicam inc.