Detroit Front Differentials For Sale

1 - 25 of 126 listings

Detroit RT40-NFD Front Differential for a 2022 Freightliner Cascadia 126

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(Used) 2022 Freightliner Cascadia 126, FRONT DIFFERENTIAL GEARS ONLY- Part Number: A6123504420, Serial Number: 8339751, Make: Detroit, Model: RT40-NFD, Ratio: 3.08, Capacity: 20,000 Lbs,...

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 126
Will Fit Year(s)	2022
Part Number	A6123504420
Stock Number	P-510902
MLS Number	14533326
Category	Differentials, Front
Last Updated	8/9/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Detroit RT40-NFD Complete Axle-Front Rears for a 2022 Freightliner Cascadia 126

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(Used) 2022 Freightliner Cascadia 126, COMPLETE FRONT REAR TANDEM- Part Number: A6123504420, Serial Number: 8339751, Make: Detroit, Model: RT40-NFD, Ratio: 3.08, Capacity: 20,000 Lbs, Hub...

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 126
Will Fit Year(s)	2022
Part Number	A6123504420
Stock Number	P-510899
MLS Number	14533323
Category	Differentials, Front
Last Updated	8/9/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Detroit RT40-4 Front Differential for a 2019 Freightliner Cascadia 125

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(Used) 2019 Freightliner Cascadia 125, FRONT DIFFERENTIAL GEARS ONLY- Part Number: C11-00042-090, Serial Number: 771199B0039020, Make: Detroit, Model: RT40-4, Ratio: 3.42, Capacity: 20,000...

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2019
Part Number	C11-00042-090
Stock Number	P-503556
MLS Number	14426546
Category	Differentials, Front
Last Updated	8/9/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Detroit RT40-4N Front Differential for a 2014 Freightliner Cascadia 125

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(Used) 2014 Freightliner Cascadia 125, FRONT DIFFERENTIAL GEARS ONLY- Part Number: C11-00042-045, Serial Number: 771AAC-A112546H, Make: Detroit, Model: RT40-4N, Ratio: 2.53, Capacity: 20,000...

Condition	Used
Rear End	2.53 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2014
Part Number	C11-00042-045
Stock Number	P-498546
MLS Number	14166970
Category	Differentials, Front
Last Updated	8/8/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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2019 Detroit DA-RT-40.0-4T Front Differential

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$1,950 USD

Core - Detroit DA-RT-40.0-4T - Front Rear - 2.85 Ratio - Pullout - grade D - bad gearset craked case.

Condition	Used
Rear End	2.85 ratio
Stock Number	35449
MLS Number	14461014
Category	Differentials, Front
Last Updated	8/6/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

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2019 Detroit RT40-NFDFR331 Front Differential

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$3,295.16 USD

Condition	Used
Rear End	3.31 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	RT40-NFDFR331
Stock Number	2663657
MLS Number	14439421
Category	Differentials, Front
Last Updated	8/6/2026
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

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2022 Detroit RT40.0-4 Front Differential for a Freightliner 122SD

$2,750 USD

(USED) Detroit DART-400-4N Ratio: 3.58 Side Gear Splines: 40 W/ Locker: NO Cast#: R7753511105

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	122SD
Stock Number	25747999
MLS Number	13451488
Category	Differentials, Front
Last Updated	8/2/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

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Detroit RT40-NFD Front Differential for a 2023 Freightliner Cascadia 126

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(Used) 2023 Freightliner Cascadia 126, FRONT DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-620, Serial Number: 771194B0355462, Make: Detroit, Model: RT40-NFD, 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)	2023
Part Number	C11-00051-620
Stock Number	P-510348
MLS Number	14518682
Category	Differentials, Front
Last Updated	8/1/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Detroit DA-RT-40.0-4 Front Differential for a 2019 Freightliner Cascadia 126

$3,995 USD

FRONT DART-40 3.42 RATIO, LATE STYLE. WILL INSPECT IN OUR GEAR SHOP 90 DAY WARRANTY., Ratio: 3.42

Condition	Used
Rear End	3.42 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 126
Will Fit Year(s)	2019
Stock Number	71726-3
MLS Number	14518354
Category	Differentials, Front
Last Updated	8/1/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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Detroit DA-RT-40.0-4T Front Differential

$5,750 USD

DA-RT-40.0-4T Front Rear-3.23 Ratio - Rebuilt -1 Year Warranty

Condition	Remanufactured
Rear End	3.23 ratio
Stock Number	DA-RT-40.0-4T-323-R
MLS Number	14375262
Category	Differentials, Front
Last Updated	7/29/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

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2022 Detroit RT40-NFDFR323 Front Differential

$3,295.16 USD

Condition	Used
Rear End	3.23 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	RT40-NFDFR323
Stock Number	2663803
MLS Number	14439431
Category	Differentials, Front
Last Updated	7/29/2026
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

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2019 Detroit RT40-NFDFR331 Front Differential

$3,295.16 USD

Condition	Used
Rear End	3.31 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	RT40-NFDFR331
Stock Number	2611936
MLS Number	14161231
Category	Differentials, Front
Last Updated	7/29/2026
Location	Spokane Valley, WA, US
Sold By	LKQ Heavy Truck

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Detroit DA-RT40.0-4T Front Differential

$2,500 USD

DA-RT-40.0-4T Rear Rear-2.28 Ratio - Rebuilt - 1 Year Warranty

Condition	Remanufactured
Rear End	2.28 ratio
Stock Number	DA-RT-40.0-4SR-228-
MLS Number	14388389
Category	Differentials, Front
Last Updated	7/29/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

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

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DA-RT40-4.0 - Front Rear - Ratio 2.85 - Pullout - DIFF ONLY. grade C - rebuildable - bad gearset - case good - metal chunks in case housing.

Condition	Used
Rear End	2.85 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	Cascadia 126
Stock Number	4491-4
MLS Number	14379305
Category	Differentials, Front
Last Updated	7/27/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

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Detroit RT40-4N Front Differential for a 2018 Freightliner M2 106

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(Used) 2018 Freightliner M2 106, FRONT DIFFERENTIAL GEARS ONLY- Part Number: C11-00042-031, Serial Number: 771AAC-A233152H, Make: Detroit, Model: RT40-4N, Ratio: 4.78, Capacity: 20,000 Lbs,...

Condition	Used
Rear End	4.78 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	M2 106
Will Fit Year(s)	2018
Part Number	C11-00042-031
Stock Number	P-509818
MLS Number	14506928
Category	Differentials, Front
Last Updated	7/25/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Detroit RT40-4N Front Differential for a 2018 Freightliner M2 106

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(Used) 2018 Freightliner M2 106, COMPLETE FRONT REAR TANDEM- Part Number: C11-00042-031, Serial Number: 771AAC-A233152H, Make: Detroit, Model: RT40-4N, Ratio: 4.78, Capacity: 20,000 Lbs, Hub...

Condition	Used
Rear End	4.78 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	M2 106
Will Fit Year(s)	2018
Part Number	C11-00042-031
Stock Number	P-509813
MLS Number	14506923
Category	Differentials, Front
Last Updated	7/26/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Detroit RT40-NFD Front Differential for a 2019 Freightliner Cascadia 126

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(Used) 2019 Freightliner Cascadia 126, FRONT DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-261, Serial Number: 771194B0013435, Make: Detroit, Model: RT40-NFD, 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)	2019
Part Number	C11-00051-261
Stock Number	P-509698
MLS Number	14504421
Category	Differentials, Front
Last Updated	7/24/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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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: C11-00051-620, Serial Number: 771194B0179373, Make: Detroit, Model: RT40-NFD, 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)	2021
Part Number	C11-00051-620
Stock Number	P-500904
MLS Number	14264478
Category	Differentials, Front
Last Updated	7/24/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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2013 Detroit Front Differential for a Detroit RT40-NFDFR358

$3,295.16 USD

Condition	Used
Rear End	3.58 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	RT40-NFDFR358
Stock Number	2526187
MLS Number	13664664
Category	Differentials, Front
Last Updated	7/18/2026
Location	Jackson, MS, US
Sold By	LKQ Heavy Truck

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2016 Detroit Front Differential for a Detroit RT40-NFDFR253

$3,295.16 USD

Condition	Used
Rear End	2.53 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	RT40-NFDFR253
Stock Number	2525673
MLS Number	13664660
Category	Differentials, Front
Last Updated	7/18/2026
Location	Jackson, MS, US
Sold By	LKQ Heavy Truck

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2014 Detroit Front Differential for a Detroit RT40-NFDFR323

$3,295.16 USD

Condition	Used
Rear End	3.23 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	RT40-NFDFR323
Stock Number	2525611
MLS Number	13664658
Category	Differentials, Front
Last Updated	7/18/2026
Location	Jackson, MS, US
Sold By	LKQ Heavy Truck

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

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(Used) 2021 Freightliner Cascadia 126, FRONT DIFFERENTIAL HOUSING ONLY- Part Number: C11-00051-620, Serial Number: 771194A0115696, Make: Detroit, Model: RT40-NFD-N, Ratio: 2.85, Capacity: 20...

Condition	Used
Rear End	2.85 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 126
Will Fit Year(s)	2021
Part Number	C11-00051-620
Stock Number	P-502272
MLS Number	14319440
Category	Differentials, Front
Last Updated	7/16/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Detroit RT40-NFD Front Differential for a 2020 Freightliner Cascadia 126

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(Used) 2020 Freightliner Cascadia 126, FRONT DIFFERENTIAL GEARS ONLY, Part Number: C11-00051-620, Serial Number: 771194B0105915, Make: Detroit, Model: RT40-NFD, 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)	2020
Part Number	C11-00051-620
Stock Number	P-508702
MLS Number	14481178
Category	Differentials, Front
Last Updated	7/14/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Detroit RT40-NFD Front Differential for a 2020 Freightliner Cascadia 126

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(Used) 2020 Freightliner Cascadia 126, COMPLETE FRONT REAR TANDEM- Part Number: C11-00051-620, Serial Number: 771194B0105915, Make: Detroit, Model: RT40-NFD, 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)	2020
Part Number	C11-00051-620
Stock Number	P-508700
MLS Number	14481176
Category	Differentials, Front
Last Updated	7/27/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Detroit RT40-4N Front Differential for a 2019 Freightliner Cascadia 126

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(Used) 2019 Freightliner Cascadia 126, FRONT DIFFERENTIAL GEARS ONLY- Part Number: C11-00042-751, Serial Number: 771199B0036936, Make: Detroit, Model: RT40-4N, 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)	2019
Part Number	C11-00042-751
Stock Number	P-508678
MLS Number	14480332
Category	Differentials, Front
Last Updated	7/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Detroit Front Differentials For Sale

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