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Detroit RT40-4N Rear Axle Housings For Sale

Shop used Detroit RT40-4N Rear Axle Housings on MyLittleSalesman.com . Compare active listings with prices available. Sellers include CRG Heavy Truck Parts and Lomoca. Filter by condition, price, or year to find the Detroit RT40-4N Rear Axle Housing that fits your job.
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   Axle Housings, Rear (22)
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RT40-4N (22)
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Showing 1 - 22 of 22 Rear Axle Housing Listings

1 - 22 of 22 listings
1 - 22 of 22 listings
Detroit RT40-4N Rear Axle Housing for a 2018 Freightliner M2 106

Detroit RT40-4N Rear Axle Housing for a 2018 Freightliner M2 106

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(Used) 2018 Freightliner M2 106, REAR DIFFERENTIAL HOUSING ONLY- Part Number: C11-00042-031, Serial Number: 771AAC-A233152T, Make: Detroit, Model: RT40-4N, Ratio: 4.78, Capacity: 20,000 Lbs,...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)M2 106
Will Fit Year(s)2018
Part NumberC11-00042-031
Stock NumberP-509829
MLS Number14506941
CategoryAxle Housings, Rear
Last Updated7/25/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Detroit RT40-4N Rear Axle Housing for a 2018 Freightliner M2 106

Detroit RT40-4N Rear Axle Housing for a 2018 Freightliner M2 106

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(Used) 2018 Freightliner M2 106, FRONT DIFFERENTIAL HOUSING ONLY- Part Number: C11-00042-031, Serial Number: 771AAC-A233152H, Make: Detroit, Model: RT40-4N, Ratio: 4.78, Capacity: 20,000 Lbs...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)M2 106
Will Fit Year(s)2018
Part NumberC11-00042-031
Stock NumberP-509816
MLS Number14506926
CategoryAxle Housings, Rear
Last Updated7/25/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Detroit RT40-4N Rear Axle Housing for a 2019 Freightliner Cascadia 126

Detroit RT40-4N Rear Axle Housing for a 2019 Freightliner Cascadia 126

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(Used) 2019 Freightliner Cascadia 126, REAR DIFFERENTIAL HOUSING ONLY- Part Number: C11-00042-751, Serial Number: 771198B0036937, Make: Detroit, Model: RT40-4N, Ratio: 2.85, Capacity: 20,000...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2019
Part NumberC11-00042-751
Stock NumberP-508685
MLS Number14480338
CategoryAxle Housings, Rear
Last Updated7/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Detroit RT40-4N Rear Axle Housing for a 2019 Freightliner Cascadia 126

Detroit RT40-4N Rear Axle Housing for a 2019 Freightliner Cascadia 126

Contact for price
(Used) 2019 Freightliner Cascadia 126, FRONT DIFFERENTIAL HOUSING ONLY- Part Number: C11-00042-751, Serial Number: 771199B0036936, Make: Detroit, Model: RT40-4N, Ratio: 2.85, Capacity:...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2019
Part NumberC11-00042-751
Stock NumberP-508677
MLS Number14480331
CategoryAxle Housings, Rear
Last Updated7/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Detroit RT40-4N Rear Axle Housing for a 2014 Freightliner Cascadia 125

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

Contact for price
(Used) 2014 Freightliner Cascadia 125, REAR DIFFERENTIAL HOUSING ONLY- Make: Detroit, Model: RT40-4N, Ratio: 3.31, Capacity: 20,000 Lbs, Serial Number: 771AAC-A033563T, For more...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2014
Stock NumberP-42168
MLS Number11942381
CategoryAxle Housings, Rear
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Detroit RT40-4N Rear Axle Housing for a 2017 Freightliner Cascadia 125

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

Contact for price
(Used) 2017 Freightliner Cascadia 125, FRONT DIFFERENTIAL HOUSING ONLY- Part Number: C11-00042-734, Serial Number: 771AAC-A210439H, Make: Detroit, Model: RT40-4N, Ratio: 2.41, Capacity: 20...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2017
Part NumberC11-00042-734
Stock NumberP-55827
MLS Number12233512
CategoryAxle Housings, Rear
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Detroit RT40-4N Rear Axle Housing for a 2017 Freightliner Cascadia 125

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

Contact for price
(Used) 2017 Freightliner Cascadia 125, REAR DIFFERENTIAL HOUSING ONLY- Part Number: C11-00042-734, Serial Number: 771AAC-A210439T, Make: Detroit, Model: RT40-4N, Ratio: 2.41, Capacity:...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2017
Part NumberC11-00042-734
Stock NumberP-55833
MLS Number12233518
CategoryAxle Housings, Rear
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Detroit RT40-4N Rear Axle Housing for a 2018 Freightliner Cascadia 125

Detroit RT40-4N Rear Axle Housing for a 2018 Freightliner Cascadia 125

Contact for price
(Used) 2018 Freightliner Cascadia 125, FRONT DIFFERENTIAL HOUSING ONLY- Part Number: C11-00042-501, Serial Number: 771AAC-A223772H, Make: Detroit, Model: RT40-4N, Ratio: 3.23, Capacity:...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2018
Part NumberC11-00042-501
Stock NumberP-60022
MLS Number12332362
CategoryAxle Housings, Rear
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
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CRG Heavy Truck Parts
Detroit RT40-4N Rear Axle Housing for a 2018 Freightliner Cascadia 125

Detroit RT40-4N Rear Axle Housing for a 2018 Freightliner Cascadia 125

Contact for price
(Used) 2018 Freightliner Cascadia 125, REAR DIFFERENTIAL HOUSING ONLY- Part Number: C11-00042-501, Serial Number: 771AAC-A223772T, Make: Detroit, Model: RT40-4N, Ratio: 3.23, Capacity:...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2018
Part NumberC11-00042-501
Stock NumberP-60030
MLS Number12332370
CategoryAxle Housings, Rear
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
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CRG Heavy Truck Parts
Detroit RT40-4N Rear Axle Housing for a 2016 Western Star 5700

Detroit RT40-4N Rear Axle Housing for a 2016 Western Star 5700

Contact for price
(Used) 2016 Western Star 5700, COMPLETE FRONT DIFFERENTIAL HOUSING ONLY- Part Number: C11-00042-503, Serial Number: 771AAC-A178020H, Make: Detroit, Model: RT40-4N, Ratio: 3.08, Capacity:...
ConditionUsed
Fits To Make(s)Western Star
Fits To Model(s)5700
Will Fit Year(s)2016
Part NumberC11-00042-503
Stock NumberP-78047
MLS Number12790316
CategoryAxle Housings, Rear
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
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CRG Heavy Truck Parts
Detroit RT40-4N Rear Axle Housing for a 2016 Western Star 5700

Detroit RT40-4N Rear Axle Housing for a 2016 Western Star 5700

Contact for price
(Used) 2016 Western Star 5700, COMPLETE REAR DIFFERENTIAL HOUSING ONLY- Part Number: C11-00042-503, Serial Number: 771AAC-A178020T, Make: Detroit, Model: RT40-4N, Ratio: 3.08, Capacity: 20...
ConditionUsed
Fits To Make(s)Western Star
Fits To Model(s)5700
Will Fit Year(s)2016
Part NumberC11-00042-503
Stock NumberP-78054
MLS Number12790323
CategoryAxle Housings, Rear
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
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CRG Heavy Truck Parts
Detroit RT40-4N Rear Axle Housing for a 2018 Freightliner Cascadia 126

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

Contact for price
(Used) 2018 Freightliner Cascadia 126, COMPLETE FRONT DIFFERENTIAL HOUSING ONLY- Part Number: C11-00042-390, Serial Number: 771AAC-A239971H, Make: Detroit, Model: RT40-4N, Ratio: 3.08,...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2018
Part NumberC11-00042-390
Stock NumberP-97034
MLS Number13413521
CategoryAxle Housings, Rear
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
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CRG Heavy Truck Parts
Detroit RT40-4N Rear Axle Housing for a 2018 Freightliner Cascadia 126

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

Contact for price
(Used) 2018 Freightliner Cascadia 126, COMPLETE REAR DIFFERENTIAL HOUSING ONLY- Part Number: C11-00042-390, Serial Number: 771AAC-A239971T, Make: Detroit, Model: RT40-4N, Ratio: 3.08,...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2018
Part NumberC11-00042-390
Stock NumberP-97049
MLS Number13413536
CategoryAxle Housings, Rear
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
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CRG Heavy Truck Parts
Detroit RT40-4N Rear Axle Housing for a 2016 Western Star 5700

Detroit RT40-4N Rear Axle Housing for a 2016 Western Star 5700

Contact for price
(Used) 2016 Western Star 5700, COMPLETE FRONT DIFFERENTIAL HOUSING ONLY- Part Number: C11-00042-618, Serial Number: 771AAC-A187523H, Make: Detroit, Model: RT40-4N, Ratio: 3.08, Capacity:...
ConditionUsed
Fits To Make(s)Western Star
Fits To Model(s)5700
Will Fit Year(s)2016
Part NumberC11-00042-618
Stock NumberP-112052
MLS Number13856127
CategoryAxle Housings, Rear
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
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CRG Heavy Truck Parts
Detroit RT40-4N Rear Axle Housing for a 2016 Western Star 5700

Detroit RT40-4N Rear Axle Housing for a 2016 Western Star 5700

Contact for price
(Used) 2016 Western Star 5700, COMPLETE REAR DIFFERENTIAL HOUSING ONLY- Part Number: C11-00042-618, Serial Number: 771AAC-A187523T, Make: Detroit, Model: RT40-4N, Ratio: 3.08, Capacity:...
ConditionUsed
Fits To Make(s)Western Star
Fits To Model(s)5700
Will Fit Year(s)2016
Part NumberC11-00042-618
Stock NumberP-112065
MLS Number13856140
CategoryAxle Housings, Rear
Last Updated6/29/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
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CRG Heavy Truck Parts
Detroit RT40-4N Rear Axle Housing for a 2017 Freightliner Cascadia 125

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

Contact for price
(Used) 2017 Freightliner Cascadia 125, FRONT DIFFERENTIAL HOUSING ONLY- Part Number: C11-00042-143, Serial Number: 771AAC-A207402H, Make: Detroit, Model: RT40-4N, Ratio: 3.08, Capacity:...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2017
Part NumberC11-00042-143
Stock NumberP-494574
MLS Number14097816
CategoryAxle Housings, Rear
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
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CRG Heavy Truck Parts
Detroit RT40-4N Rear Axle Housing for a 2017 Freightliner Cascadia 125

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

Contact for price
(Used) 2017 Freightliner Cascadia 125, REAR DIFFERENTIAL HOUSING ONLY- Part Number: C11-00042-143, Serial Number: 771AAC-A207402T, Make: Detroit, Model: RT40-4N, Ratio: 3.08, Capacity:...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2017
Part NumberC11-00042-143
Stock NumberP-494584
MLS Number14097826
CategoryAxle Housings, Rear
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
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CRG Heavy Truck Parts
Detroit RT40-4N Rear Axle Housing for a 2014 Freightliner Cascadia 125

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

Contact for price
(Used) 2014 Freightliner Cascadia 125, FRONT DIFFERENTIAL HOUSING ONLY- Part Number: C11-00042-045, Serial Number: 771AAC-A112546H, Make: Detroit, Model: RT40-4N, Ratio: 2.53, Capacity:...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2014
Part NumberC11-00042-045
Stock NumberP-498545
MLS Number14166969
CategoryAxle Housings, Rear
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
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CRG Heavy Truck Parts
Detroit RT40-4N Rear Axle Housing for a 2014 Freightliner Cascadia 125

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

Contact for price
(Used) 2014 Freightliner Cascadia 125, REAR DIFFERENTIAL HOUSING ONLY- Part Number: C11-00042-045, Serial Number: 771AAC-A112546T, Make: Detroit, Model: RT40-4N, Ratio: 2.53, Capacity:...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2014
Part NumberC11-00042-045
Stock NumberP-498551
MLS Number14166976
CategoryAxle Housings, Rear
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Detroit RT40-4N Rear Axle Housing for a 2018 Western Star 5700

Detroit RT40-4N Rear Axle Housing for a 2018 Western Star 5700

Contact for price
(Used) 2018 Western Star 5700, FRONT DIFFERENTIAL HOUSING ONLY- Part Number: C11-00042-143, Serial Number: 771AAC-A242503H, Make: Detroit, Model: RT40-4N, Ratio: 3.08, Capacity: 20,000 Lbs,...
ConditionUsed
Fits To Make(s)Western Star
Fits To Model(s)5700
Will Fit Year(s)2018
Part NumberC11-00042-143
Stock NumberP-501132
MLS Number14273820
CategoryAxle Housings, Rear
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
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CRG Heavy Truck Parts
Detroit RT40-4N Rear Axle Housing for a 2018 Western Star 5700

Detroit RT40-4N Rear Axle Housing for a 2018 Western Star 5700

Contact for price
(Used) 2018 Western Star 5700, REAR DIFFERENTIAL HOUSING ONLY- Part Number: C11-00042-143, Serial Number: 771AAC-A242503T, Make: Detroit, Model: RT40-4N, Ratio: 3.08, Capacity: 20,000 Lbs,...
ConditionUsed
Fits To Make(s)Western Star
Fits To Model(s)5700
Will Fit Year(s)2018
Part NumberC11-00042-143
Stock NumberP-501137
MLS Number14273825
CategoryAxle Housings, Rear
Last Updated6/21/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Detroit RT40-4N Rear Axle Housing for a 2016 Freightliner Cascadia 125

Detroit RT40-4N Rear Axle Housing for a 2016 Freightliner Cascadia 125

Contact for price
Detroit RT40-4N Rear housing For Sale 3.58 Ratio - Used - Used - May have some cosmetic blemishes (see photos). Give us a shout by phone, email, or text. We ship everywhere., Core Charge: 0
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2016
Part NumberRT40-4N
Stock NumberFR-0822-43
MLS Number13112485
CategoryAxle Housings, Rear
Last Updated5/14/2026
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
NUMBERCall Seller
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Lomoca Inc.
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