Detroit Front Differentials For Sale

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2021 Detroit DA-RT-40.0-4T Front Differential for a Freightliner CASCADIA

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DA-RT40.0-4T - Front Rear - 2.28 Ratio - Pullout - DIFF ONLY.

Condition	Used
Rear End	2.28 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	CASCADIA
Stock Number	4449-4
MLS Number	14313545
Category	Differentials, Front
Last Updated	5/7/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

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

$3,750 USD

(Used) 2020 Freightliner Cascadia 126, FRONT DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-261, Serial Number: 771194A0067318, 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	C11-00051-261
Stock Number	P-107492
MLS Number	13702934
Category	Differentials, Front
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit Front Differential for a 2019 Freightliner Cascadia 126

$3,749.97 USD

(Used) 2019 Freightliner Cascadia 126, COMPLETE FRONT REAR TANDEM- Part Number: C11-00051-261, Serial Number: 77119590038154, 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)	2019
Part Number	C11-00051-261
Stock Number	P-77356
MLS Number	12767482
Category	Differentials, Front
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit DA-RT-40.0-4 Front Differential for a 2018 Western Star 5700

$3,499.99 USD

(Used) 2018 Western Star 5700, COMPLETE FRONT REAR TANDEM- Part Number: QA6813506130, Serial Number: AAC16 182776, Make: Detroit, Model: DA-RT-40.0-4, Ratio: 3.08, Capacity: 20,000 Lbs, Hub...

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	Western Star
Fits To Model(s)	5700
Will Fit Year(s)	2018
Part Number	QA6813506130
Stock Number	P-72125
MLS Number	12630521
Category	Differentials, Front
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit Front Differential for a 2019 Freightliner Cascadia 126

$2,749.97 USD

(Used) 2019 Freightliner Cascadia 126, COMPLETE FRONT DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-261, Serial Number: 77119590038154, Make: Detroit, Model: RT40-NFD, Ratio: 2.85,...

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-77359
MLS Number	12767485
Category	Differentials, Front
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit Front Differential for a 2020 Freightliner Cascadia 126

$2,499.97 USD

(Core) 2020 Freightliner Cascadia 126, FRONT DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-658, Serial Number: 771194B0086599, Make: Detroit, Model: RT40-NFD, Ratio: 2.16, Capacity:...

Condition	Used
Rear End	2.16 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 126
Will Fit Year(s)	2020
Part Number	C11-00051-658
Stock Number	P-65563
MLS Number	12463289
Category	Differentials, Front
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit DA-RT-40.0-4 Front Differential for a 2018 Freightliner Cascadia 126

$2,299.99 USD

(Used) 2018 Freightliner Cascadia 126, COMPLETE FRONT DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-261, Serial Number: 771DDC-A004833H, Make: Detroit, Model: DA-RT-40.0-4, Ratio: 2.85,...

Condition	Used
Rear End	2.85 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 126
Will Fit Year(s)	2018
Part Number	C11-00051-261
Stock Number	P-108712
MLS Number	13752260
Category	Differentials, Front
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit RT40-4N Front Differential for a 2018 Freightliner Cascadia 126

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(Used) 2018 Freightliner Cascadia 126, COMPLETE FRONT DIFFERENTIAL GEARS ONLY- Part Number: C11-00042-390, Serial Number: 771AAC-A239971H, Make: Detroit, Model: RT40-4N, Ratio: 3.08,...

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 126
Will Fit Year(s)	2018
Part Number	C11-00042-390
Stock Number	P-97036
MLS Number	13413523
Category	Differentials, Front
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit RT40-4N Front Differential for a 2018 Freightliner Cascadia 126

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(Used) 2018 Freightliner Cascadia 126, COMPLETE FRONT REAR TANDEM- Part Number: C11-00042-390, Serial Number: 771AAC-A239971H, Make: Detroit, Model: RT40-4N, Ratio: 3.08, Capacity: 20,000...

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 126
Will Fit Year(s)	2018
Part Number	C11-00042-390
Stock Number	P-97029
MLS Number	13413516
Category	Differentials, Front
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit Front Differential for a 2019 Freightliner Cascadia 126

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(Core) 2019 Freightliner Cascadia 126, COMPLETE FRONT DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-255, Serial Number: 771194A0016559, Make: Detroit, Model: RT40-NFD N, Ratio: 2.28,...

Condition	Used
Rear End	2.28 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 126
Will Fit Year(s)	2019
Part Number	C11-00051-255
Stock Number	P-95509
MLS Number	13349202
Category	Differentials, Front
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit DA-RT-40.0-4 Front Differential for a 2016 Freightliner Cascadia 125

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(Used) 2016 Freightliner Cascadia 125, COMPLETE FRONT DIFFERENTIAL GEARS ONLY- Part Number: Other, Serial Number: 771AAC-A176500H, Make: Detroit, Model: DA-RT-40.0-4, Ratio: 3.42, Capacity:...

Condition	Used
Rear End	3.42 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2016
Stock Number	P-87294
MLS Number	13089841
Category	Differentials, Front
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit DA-RT-40.0-4 Front Differential for a 2016 Freightliner Cascadia 125

Contact for price

(Used) 2016 Freightliner Cascadia 125, COMPLETE FRONT REAR TANDEM- Part Number: Other, Serial Number: 771AAC-A176500H, Make: Detroit, Model: DA-RT-40.04, Ratio: 3.42, Capacity,: 20,000 Lbs...

Condition	Used
Rear End	3.42 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2016
Stock Number	P-87292
MLS Number	13089838
Category	Differentials, Front
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit DA-RT-40.0-4 Front Differential for a 2018 Freightliner Cascadia 126

Contact for price

(Used) 2018 Freightliner Cascadia 126, COMPLETE FRONT REAR TANDEM- Part Number: C11-00051-261, Serial Number: 771DDC-A004833H, Make: Detroit, Model: DA-RT-40.0-4, 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)	2018
Part Number	C11-00051-261
Stock Number	P-108708
MLS Number	13752255
Category	Differentials, Front
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit RT40-4N Front Differential for a 2018 Freightliner Cascadia 125

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(Used) 2018 Freightliner Cascadia 125, FRONT DIFFERENTIAL GEARS ONLY- Part Number: C11-00042-501, Serial Number:771AAC-A223772H, Make: Detroit, Model: RT40-4N, Ratio: 3.23, Capacity: 20,000...

Condition	Used
Rear End	3.23 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2018
Part Number	C11-00042-501
Stock Number	P-60023
MLS Number	12332363
Category	Differentials, Front
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit RT40-4N Front Differential for a 2018 Freightliner Cascadia 125

Contact for price

(Used) 2018 Freightliner Cascadia 125, COMPLETE FRONT REAR TANDEM- Part Number: C11-00042-501, Serial Number: 771AAC-A223772H, Make: Detroit, Model: RT40-4N, Ratio: 3.23, Capacity: 20,000...

Condition	Used
Rear End	3.23 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2018
Part Number	C11-00042-501
Stock Number	P-60018
MLS Number	12332358
Category	Differentials, Front
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit RT40-4N Front Differential for a 2017 Freightliner Cascadia 125

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(Used) 2017 Freightliner Cascadia 125, COMPLETE FRONT REAR TANDEM- Part Number: C11-00042-734, Serial Number: 771AAC-A210439H, Make: Detroit, Model: RT40-4N, Ratio: 2.41, Capacity: 20,000...

Condition	Used
Rear End	2.41 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2017
Part Number	C11-00042-734
Stock Number	P-55826
MLS Number	12233511
Category	Differentials, Front
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit RT40-4N Front Differential for a 2016 Western Star 5700

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(Used) 2016 Western Star 5700, COMPLETE FRONT DIFFERENTIAL GEARS ONLY- Part Number: C11-00042-503, Serial Number: 771AAC-A178020H, Make: Detroit, Model: RT40-4N, Ratio: 3.08, Capacity:...

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	Western Star
Fits To Model(s)	5700
Will Fit Year(s)	2016
Part Number	C11-00042-503
Stock Number	P-78048
MLS Number	12790317
Category	Differentials, Front
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit RT40-4N Front Differential for a 2016 Western Star 5700

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(Used) 2016 Western Star 5700, COMPLETE FRONT REAR TANDEM- Part Number: C11-00042-618, Serial Number: 771AAC-A187523H, Make: Detroit, Model: RT40-4N, Ratio: 3.08, Capacity: 20,000 Lbs, Hub...

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	Western Star
Fits To Model(s)	5700
Will Fit Year(s)	2016
Part Number	C11-00042-618
Stock Number	P-112050
MLS Number	13856125
Category	Differentials, Front
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit RT40-4N Front Differential for a 2016 Western Star 5700

Contact for price

(Used) 2016 Western Star 5700, COMPLETE FRONT DIFFERENTIAL GEARS ONLY- Part Number: C11-00042-618, Serial Number: 771AAC-A187523H, Make: Detroit, Model: RT40-4N, Ratio: 3.08, Capacity:...

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	Western Star
Fits To Model(s)	5700
Will Fit Year(s)	2016
Part Number	C11-00042-618
Stock Number	P-112054
MLS Number	13856129
Category	Differentials, Front
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit DA-RT-40.0-4 Front Differential for a 2021 Freightliner Cascadia 126

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(Used) 2021 Freightliner Cascadia 126, COMPLETE FRONT REAR TANDEM- Part Number: C11-00051-656, Serial Number: 771194B0201297, Make: Detroit, Model: DA-RT-40.0-4, 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)	2021
Part Number	C11-00051-620
Stock Number	P-491463
MLS Number	14049942
Category	Differentials, Front
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit DA-RT-40.0-4 Front Differential for a 2021 Freightliner Cascadia 126

Contact for price

(Used) 2021 Freightliner Cascadia 126, FRONT DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-656, Serial Number: 771194B0201297, Make: Detroit, Model: DA-RT-40.0-4, 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-491468
MLS Number	14049947
Category	Differentials, Front
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit DA-RT-44.0-4 Front Differential for a 2017 Western Star 4700

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(Used) 2017 Western Star 4700, COMPLETE FRONT REAR TANDEM- Serial Number: 771AAC-A212468H, Part Number: C11-00011-320, Make: Detroit, Model: DA-RT-44.0-4, Ratio: 4.78, Capacity: 22,000 Lbs,...

Condition	Used
Rear End	4.78 ratio
Fits To Make(s)	Western Star
Fits To Model(s)	4700
Will Fit Year(s)	2017
Part Number	C11-00011-320
Stock Number	P-493398
MLS Number	14077573
Category	Differentials, Front
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts