Detroit Rear Differentials For Sale

151 - 175 of 299 listings

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

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(Used) 2014 Freightliner Cascadia 125, REAR DIFFERENTIAL GEARS ONLY- Make: Detroit, Model: RT40-4N, Ratio: 3.31, Capacity: 20,000 Lbs, Serial Number: 771AAC-A103364T, For more information...

Condition	Used
Rear End	3.31 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2014
Stock Number	P-42170
MLS Number	11942383
Category	Differentials, Rear
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Detroit Rear Differential for a 2020 Freightliner Cascadia 116

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(Used) 2020 Freightliner Cascadia 116, DIFFERENTIAL GEARS ONLY- Serial Number: 742822A0084659, Make: Detroit, Model: DA-RS-23.0-6, Ratio: 3.08, Capacity: 21,000 Lbs, For more information...

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 116
Will Fit Year(s)	2020
Stock Number	P-55555
MLS Number	12228802
Category	Differentials, Rear
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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

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(Used) 2017 Freightliner Cascadia 125, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00042-734, Serial Number: 771AAC-A210439T, Make: Detroit, Model: RT40-4N, Ratio: 2.41, Capacity:...

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-55834
MLS Number	12233519
Category	Differentials, Rear
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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

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Detroit RT40-4N Rear Rear Differential Assembly 3.08 Ratio - Capacity: 20,000 lbs. - Axle Housing Model: QA6813504730 - Hub to Hub - Used - May have some cosmetic blemishes (see photos). Got...

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	771AAC
Stock Number	FR-0787-8
MLS Number	12179253
Category	Differentials, Rear
Last Updated	5/14/2026
Location	York, ON, Canada
Sold By	Lomoca Inc.

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

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(Used) 2020 Freightliner Cascadia 126, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-658, Serial Number: 771195B0093474, Make: Detroit, Model: RT40-NFD, Ratio: 2.16, Capacity: 20,000...

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-108569
MLS Number	13749375
Category	Differentials, Rear
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Detroit Rear Differential for a 2006 Freightliner M2 106

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(Used) 2006 Freightliner M2 106, DIFFERENTIAL GEARS ONLY- Part Number: C11-00010-063, Serial Number: 742821-A012540, Make: Detroit, Model: RS23-4, Ratio: 3.91, Capacity: 22,700 Lbs, For more...

Condition	Used
Rear End	3.91 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	M2 106
Will Fit Year(s)	2006
Part Number	C11-00010-063
Stock Number	P-109825
MLS Number	13784977
Category	Differentials, Rear
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Detroit Rear Differential for a 2007 Freightliner M2 106

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(Used) 2007 Freightliner M2 106, DIFFERENTIAL GEARS ONLY- Part Number: C11-00010-063, Serial Number: 742821-A023510, Make: Detroit, Model: RS23-4, Ratio: 3.91, Capacity: 22,700 Lbs, For more...

Condition	Used
Rear End	3.91 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	M2 106
Will Fit Year(s)	2007
Part Number	C11-00010-063
Stock Number	P-109687
MLS Number	13781800
Category	Differentials, Rear
Last Updated	7/21/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Detroit RS20-4 Rear Differential for a 2020 Freightliner M2 106

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(Used) 2020 Freightliner M2 106, COMPLETE DIFFERENTIAL GEARS ONLY- Part Number: C11-00008-138, Serial Number: 742821B0079232, Make: Detroit, Model: RS20-4, Ratio: 5.25, Capacity: 21,000 lbs,...

Condition	Used
Rear End	2.25 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	M2 106
Will Fit Year(s)	2020
Part Number	C11-00008-138
Stock Number	P-107374
MLS Number	13700630
Category	Differentials, Rear
Last Updated	8/7/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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

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(Used) 2020 Freightliner Cascadia 126, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-261, Serial Number: 771195A0067209, 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-107499
MLS Number	13702942
Category	Differentials, Rear
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Detroit RS20-4 Rear Differential for a 2019 Freightliner M2 106

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(Used) 2019 Freightliner M2 106, COMPLETE DIFFERENTIAL GEARS ONLY- Part Number: C11-00008-188, Serial Number: 742818B0011586, Make: Detroit, Model: RS20-4, Ratio: 5.22, Capacity: 21,000 Lbs,...

Condition	Used
Rear End	5.22 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	M2 106
Will Fit Year(s)	2019
Part Number	C11-00008-188
Stock Number	P-105143
MLS Number	13654963
Category	Differentials, Rear
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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

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(Used) 2021 Freightliner Cascadia 126, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-621, Serial Number: 771195A0138253, 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)	2021
Part Number	C11-00051-621
Stock Number	P-108012
MLS Number	13726631
Category	Differentials, Rear
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Detroit RS21-4 Rear Differential for a 2022 Freightliner M2 106

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(Used) 2022 Freightliner M2 106, COMPLETE DIFFERENTIAL GEARS ONLY- Part Number: C11-00007-208, Serial Number: 742821B0235160, Make: Detroit, Model: RS21-4, Ratio: 5.56, Capacity: 19,000 Lbs,...

Condition	Used
Rear End	5.56 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	M2 106
Will Fit Year(s)	2022
Part Number	C11-00007-208
Stock Number	P-102287
MLS Number	13583952
Category	Differentials, Rear
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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

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(Used) 2023 Freightliner Cascadia 126, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-620, Serial Number: 771195B0359122, 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-102714
MLS Number	13601317
Category	Differentials, Rear
Last Updated	8/1/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Detroit RS17.5-2 Rear Differential for a 2022 Freightliner M2 106

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(Used) 2022 Freightliner M2 106, COMPLETE DIFFERENTIAL GEARS ONLY- Part Number: C11-00001-010, Serial Number: 742820B0269377, Make: Detroit, Model: RS17.5-2, Ratio: 5.71, Capacity: 21,000...

Condition	Used
Rear End	5.71 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	M2 106
Will Fit Year(s)	2022
Part Number	C11-00001-010
Stock Number	P-92691
MLS Number	13248079
Category	Differentials, Rear
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Detroit Rear Differential for a 2020 Freightliner M2 106

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(Used) 2010 Freightliner M2 106, COMPLETE DIFFERENTIAL GEARS ONLY- Part Number: C11-00037-054, Serial Number: DRA19652326, Make: Detroit, Model: MS19-14X, Ratio: 5.86, Capacity: 19,000 Lbs,...

Condition	Used
Rear End	5.86 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	M2 106
Will Fit Year(s)	2020
Part Number	C11-00037-054
Stock Number	P-88876
MLS Number	13143197
Category	Differentials, Rear
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Detroit Rear Differential for a 2020 Freightliner M2 106

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(Used) 2020 Freightliner M2 106, COMPLETE DIFFERENTIAL GEARS ONLY- Part Number: MBA6093508720R, Serial Number: 742821-0710688, Make: Detroit, Model: RSXX-4N, Ratio: 5.55, Capacity: 21,000...

Condition	Used
Rear End	5.55 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	M2 106
Will Fit Year(s)	2020
Part Number	MBA6093508720R
Stock Number	P-90873
MLS Number	13198721
Category	Differentials, Rear
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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

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(Used) 2016 Freightliner Cascadia 125, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Part Number: R6813510805, Serial Number: 771AAC-A176500T, Make: Detroit, Model: DA-RT-40.0-4, Ratio: 3.42,...

Condition	Used
Rear End	3.42 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2016
Part Number	R6813510805
Stock Number	P-87301
MLS Number	13089854
Category	Differentials, Rear
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Detroit Rear Differential for a 2019 Freightliner Cascadia 126

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(Used) 2019 Freightliner Cascadia 126, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-255, Serial Number: 771194A0016559, Make: Detroit, Model: RT40NFDN, Ratio: 2.28, Capacity...

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-95541
MLS Number	13351890
Category	Differentials, Rear
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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

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(Used) 2018 Freightliner Cascadia 126, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00042-390, Serial Number: 771AAC-A239971T, 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-97051
MLS Number	13413538
Category	Differentials, Rear
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Detroit Rear Differential for a 2020 Freightliner M2 106

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(Used) 2020 Freightliner M2 106, COMPLETE DIFFERENTIAL GEARS ONLY- Part Number: C11-00009-160, Serial Number: 742821B0138932, Make: Detroit/Dana, Model: RS214, Ratio: 5.88, Capacity: 17,500...

Condition	Used
Rear End	5.88 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	M2 106
Will Fit Year(s)	2020
Part Number	C11-00009-160
Stock Number	P-96322
MLS Number	13375874
Category	Differentials, Rear
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Detroit Rear Differential for a 2016 Freightliner M2 106

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(Used) 2016 Freightliner M2 106, COMPLETE DIFFERENTIAL GEARS ONLY- Part Number: C11-00007-206, Serial Number: 742821-A130440, Make: Detroit, Model: R19-4N, Ratio: 5.56, Capacity: 19,000 Lbs,...

Condition	Used
Rear End	5.56 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	M2 106
Will Fit Year(s)	2016
Part Number	C11-00007-206
Stock Number	P-99645
MLS Number	13498201
Category	Differentials, Rear
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Detroit Rear Differential for a 2021 Freightliner M2 106

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(Used) 2021 Freightliner M2 106, COMPLETE DIFFERENTIAL GEARS ONLY- Part Number: C11-000010-183, Serial Number: 742821-A0135454, Make: Detroit, Model: RS19-4N, Ratio: 4.78, Capacity: 23,000...

Condition	Used
Rear End	4.78 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	M2 106
Will Fit Year(s)	2021
Part Number	C11-000010-183
Stock Number	P-99981
MLS Number	13506008
Category	Differentials, Rear
Last Updated	6/21/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Detroit DA-RT40.0-4T Rear Differential

$1,500 USD

Core - DA-RT40.0-4T NFD (RT40-NFD-N Rear) - 2.41 Ratio - Grade C - Rewbuildable - Broken Gear set, Core Unit sold as is.

Condition	Used
Rear End	2.41 ratio
Stock Number	29362
MLS Number	14333246
Category	Differentials, Rear
Last Updated	4/25/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

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

$1,500 USD

Core - DA-RT40.0-4S (RT40-NFD Rear) - 2.85 Ratio - grade c - rebuildable - pited bearings, gearset looks good. core unit sold as is.

Condition	Used
Rear End	2.85 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 126
Stock Number	29475
MLS Number	14318356
Category	Differentials, Rear
Last Updated	4/17/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

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Detroit DA-RT-40.0-4S Rear Differential for a Freightliner

$1,500 USD

Core- DA-RT40.0-4S (RT40-NFD Rear) - 2.85 Ratio - Grade C - rebuildable - blown side gears, worn pinion, core unit sold as-is.

Condition	Used
Rear End	2.85 ratio
Fits To Make(s)	Freightliner
Stock Number	29359
MLS Number	14318352
Category	Differentials, Rear
Last Updated	4/17/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

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Detroit Rear Differentials For Sale

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