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Detroit RT40-4N Front Differentials For Sale

Browse Detroit RT40-4N Front Differentials for sale on MyLittleSalesman.com. Compare prices, photos, and seller details across 17 listings. Detroit RT40-4N Front Differential pricing ranges from $0 to $0 based on recent marketplace data. Filter by condition, price, or year to find the right Detroit RT40-4N Front Differential.
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   Differentials, Front (17)
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Detroit (17)
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RT40-4N (17)
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Showing 1 - 17 of 17 Front Differential Listings

1 - 17 of 17 listings
1 - 17 of 17 listings
Detroit RT40-4N Front Differential for a 2016 Western Star 5700

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

Newly Listed
Contact for price
(Used) 2016 Western Star 5700, COMPLETE FRONT REAR TANDEM- Part Number: C11-00042-503, Serial Number: 771AAC-A178020H, Make: Detroit, Model: RT40-4N, Ratio: 3.08, Capacity: 20,000 Lbs, Hub...
ConditionUsed
Rear End3.08 ratio
Fits To Make(s)Western Star
Fits To Model(s)5700
Will Fit Year(s)2016
Part NumberC11-00042-503
Stock NumberP-500745
MLS Number14260685
CategoryDifferentials, Front
Last Updated3/23/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Detroit RT40-4N Front Differential for a 2014 Freightliner Cascadia 125

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

Contact for price
(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...
ConditionUsed
Rear End2.53 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2014
Part NumberC11-00042-045
Stock NumberP-498546
MLS Number14166970
CategoryDifferentials, Front
Last Updated2/27/2026
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 Front Differential for a 2014 Freightliner Cascadia 125

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

Contact for price
(Used) 2014 Freightliner Cascadia 125, COMPLETE FRONT REAR TANDEM- Part Number: C11-00042-045, Serial Number: 771AAC-A112546H, Make: Detroit, Model: RT40-4N, Ratio: 2.53, Capacity: 20,000...
ConditionUsed
Rear End2.53 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2014
Part NumberC11-00042-045
Stock NumberP-498544
MLS Number14166968
CategoryDifferentials, Front
Last Updated2/27/2026
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 Front Differential for a 2017 Freightliner Cascadia 125

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

Contact for price
(Used) 2017 Freightliner Cascadia 125, FRONT DIFFERENTIAL GEARS ONLY- Part Number: C11-00042-143, Serial Number: 771AAC-A207402H, Make: Detroit, Model: RT40-4N, Ratio: 3.08, Capacity: 20,000...
ConditionUsed
Rear End3.08 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2017
Part NumberC11-00042-143
Stock NumberP-494579
MLS Number14097821
CategoryDifferentials, Front
Last Updated1/18/2026
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 Front Differential for a 2017 Freightliner Cascadia 125

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

Contact for price
(Used) 2017 Freightliner Cascadia 125, COMPLETE FRONT REAR TANDEM- Part Number: C11-00042-143, Serial Number: 771AAC-A207402H, Make: Detroit, Model: RT40-4N, Ratio: 3.08, Capacity: 20,000...
ConditionUsed
Rear End3.08 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2017
Part NumberC11-00042-143
Stock NumberP-494572
MLS Number14097814
CategoryDifferentials, Front
Last Updated1/18/2026
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 Front Differential for a 2016 Western Star 5700

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:...
ConditionUsed
Rear End3.08 ratio
Fits To Make(s)Western Star
Fits To Model(s)5700
Will Fit Year(s)2016
Part NumberC11-00042-618
Stock NumberP-112054
MLS Number13856129
CategoryDifferentials, Front
Last Updated9/30/2025
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 Front Differential for a 2016 Western Star 5700

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

Contact for price
(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...
ConditionUsed
Rear End3.08 ratio
Fits To Make(s)Western Star
Fits To Model(s)5700
Will Fit Year(s)2016
Part NumberC11-00042-618
Stock NumberP-112050
MLS Number13856125
CategoryDifferentials, Front
Last Updated9/30/2025
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 Front Differential for a 2018 Freightliner Cascadia 126

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

Contact for price
(Used) 2018 Freightliner Cascadia 126, COMPLETE FRONT DIFFERENTIAL GEARS ONLY- REMANUFACTURED!! Part Number: C11-00042-390, Serial Number: 24-15150, Make: Detroit, Model: RT40-4N, Ratio:...
ConditionUsed
Rear End3.08 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2018
Part NumberC11-00042-390
Stock NumberP-106452
MLS Number13685048
CategoryDifferentials, Front
Last Updated7/4/2025
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 Front Differential for a 2018 Freightliner Cascadia 126

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

Contact for price
(Used) 2018 Freightliner Cascadia 126, COMPLETE FRONT REAR TANDEM- REMANUFACTURED!! Part Number: C11-00042-390, Serial Number: 24-15150, Make: Detroit, Model: RT40-4N, Ratio: 3.08, Capacity:...
ConditionUsed
Rear End3.08 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2018
Part NumberC11-00042-390
Stock NumberP-106448
MLS Number13685044
CategoryDifferentials, Front
Last Updated7/4/2025
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 Front Differential for a 2018 Freightliner Cascadia 126

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

Contact for price
(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,...
ConditionUsed
Rear End3.08 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2018
Part NumberC11-00042-390
Stock NumberP-97036
MLS Number13413523
CategoryDifferentials, Front
Last Updated2/22/2025
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 Front Differential for a 2018 Freightliner Cascadia 126

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

Contact for price
(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...
ConditionUsed
Rear End3.08 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2018
Part NumberC11-00042-390
Stock NumberP-97029
MLS Number13413516
CategoryDifferentials, Front
Last Updated2/22/2025
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 Front Differential for a 2016 Western Star 5700

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: C11-00042-503, Serial Number: 771AAC-A178020H, Make: Detroit, Model: RT40-4N, Ratio: 3.08, Capacity:...
ConditionUsed
Rear End3.08 ratio
Fits To Make(s)Western Star
Fits To Model(s)5700
Will Fit Year(s)2016
Part NumberC11-00042-503
Stock NumberP-78048
MLS Number12790317
CategoryDifferentials, Front
Last Updated4/21/2024
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 Front Differential for a 2018 Freightliner Cascadia 125

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

Contact for price
(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...
ConditionUsed
Rear End3.23 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2018
Part NumberC11-00042-501
Stock NumberP-60023
MLS Number12332363
CategoryDifferentials, Front
Last Updated12/19/2023
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 Front Differential for a 2018 Freightliner Cascadia 125

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...
ConditionUsed
Rear End3.23 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2018
Part NumberC11-00042-501
Stock NumberP-60018
MLS Number12332358
CategoryDifferentials, Front
Last Updated12/19/2023
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 Front Differential for a 2017 Freightliner Cascadia 125

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

Contact for price
(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...
ConditionUsed
Rear End2.41 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2017
Part NumberC11-00042-734
Stock NumberP-55826
MLS Number12233511
CategoryDifferentials, Front
Last Updated12/19/2023
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
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