1. Home
  2. For Sale
  3. Truck Parts
  4. Axles & Differentials
  5. Detroit
  6. RT40-NFD

Detroit RT40-NFD Axles & Differentials For Sale

Shop used Detroit RT40-NFD Axles & Differentials on MyLittleSalesman.com . Compare active listings with prices from $850 to $4,750. Sellers include CRG Heavy Truck Parts, Vander Haag's, and LKQ Heavy Truck. Filter by condition, price, or year to find the Detroit RT40-NFD that fits your job.
Close
Your Current Search
Industry
Truck Parts
Category
Axles & Differentials
Manufacturer
Detroit
Model
RT40-NFD
Click the to remove the filter.
Save Search
Email Alert
What's Save Search and Email Alert?
Narrow Your Search
Keyword Search
Search within the selected criteria
Equipment Type
Truck Parts (193)
Category
Axles & Differentials (193)
   Axle Assemblies, Rear (22)    Axle Housings, Front (22)    Axle Housings, Rear (83)    Differential Cores (1)    Differentials, Front (22)    Differentials, Rear (43)
Make
Detroit (193)
Model
RT40-NFD (193)
Condition
Used (193)
Model Year
-
Horsepower
-
Inspection Report
Yes (0)
Warranty
Yes (0)
No (0)
Price
-
Country
State / Region
Select a country to view available states.
Seller Type
Dealerships (193)
Market Type
For Sale (193)

Shop Axles & Differentials by Subcategory

Quick Filters

Showing 1 - 25 of 193 Listings

1 - 25 of 193 listings
1 - 25 of 193 listings
Detroit RT40-NFD Differential Core

Detroit RT40-NFD Differential Core

Newly Listed
Contact for price
(Core) 2020 Freightliner Cascadia 125, FRONT DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-355, Make: Detroit, Model: RT40-NFD, Ratio: 3.23, Capacity: 20,000 Lbs, Reference images...
ConditionUsed
Rear End3.23 ratio
Stock NumberP-511175
MLS Number14543233
CategoryDifferential Cores
Last Updated8/14/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Detroit RT40-NFD Rear Differential for a 2022 Freightliner Cascadia 126

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

Contact for price
(Used) 2022 Freightliner Cascadia 126, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-615, Serial Number: 771195B0268375, Make: Detroit, Model: RT40-NFD, 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)2022
Part NumberC11-00051-615
Stock NumberP-510910
MLS Number14533334
CategoryDifferentials, Rear
Last Updated8/9/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Detroit RT40-NFD Rear Axle Housing for a 2022 Freightliner Cascadia 126

Detroit RT40-NFD Rear Axle Housing for a 2022 Freightliner Cascadia 126

Contact for price
(Used) 2022 Freightliner Cascadia 126, REAR DIFFERENTIAL HOUSING ONLY- Part Number: C11-00051-615, Serial Number: 771195B0268375, Make: Detroit, Model: RT40-NFD, Ratio: 3.08, Capacity:...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2022
Part NumberC11-00051-615
Stock NumberP-510909
MLS Number14533333
CategoryAxle Housings, Rear
Last Updated8/9/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Detroit RT40-NFD Rear Axle Assembly for a 2022 Freightliner Cascadia 126

Detroit RT40-NFD Rear Axle Assembly for a 2022 Freightliner Cascadia 126

Contact for price
(Used) 2022 Freightliner Cascadia 126, COMPLETE REAR REAR TANDEM- Part Number: C11-00051-615, Serial Number: 771195B0268375, Make: Detroit, Model: RT40-NFD, Ratio: 3.08, Capacity: 20,000 Lbs...
ConditionUsed
Rear End3.08 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2022
Part NumberC11-00051-615
Stock NumberP-510908
MLS Number14533332
CategoryAxle Assemblies, Rear
Last Updated8/9/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Detroit RT40-NFD Front Differential for a 2022 Freightliner Cascadia 126

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

Contact for price
(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,...
ConditionUsed
Rear End3.08 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2022
Part NumberA6123504420
Stock NumberP-510902
MLS Number14533326
CategoryDifferentials, Front
Last Updated8/9/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Detroit RT40-NFD Rear Axle Housing for a 2022 Freightliner Cascadia 126

Detroit RT40-NFD Rear Axle Housing for a 2022 Freightliner Cascadia 126

Contact for price
(Used) 2022 Freightliner Cascadia 126, FRONT DIFFERENTIAL HOUSING ONLY- Part Number: A6123504420, Serial Number: 8339751, Make: Detroit, Model: RT40-NFD, Ratio: 3.08, Capacity: 20,000 Lbs,...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2022
Part NumberA6123504420
Stock NumberP-510900
MLS Number14533324
CategoryAxle Housings, Rear
Last Updated8/9/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Detroit RT40-NFD Front Differential for a 2022 Freightliner Cascadia 126

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

Contact for price
(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...
ConditionUsed
Rear End3.08 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2022
Part NumberA6123504420
Stock NumberP-510899
MLS Number14533323
CategoryDifferentials, Front
Last Updated8/10/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Detroit RT40-NFD Rear Axle Housing for a 2026 Freightliner Cascadia 126

Detroit RT40-NFD Rear Axle Housing for a 2026 Freightliner Cascadia 126

Contact for price
(Used) 2026 Freightliner Cascadia 126, REAR DIFFERENTIAL HOUSING ONLY- Part Number: C11-00090-114, Serial Number: 771195A0318671, Make: Detroit, Model: RT40-NFD, Ratio: 2.28, Capacity:...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2026
Part NumberC11-00090-114
Stock NumberP-507356
MLS Number14455930
CategoryAxle Housings, Rear
Last Updated8/8/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Detroit RT40-NFD Rear Axle Assembly for a 2021 Freightliner Cascadia 126

Detroit RT40-NFD Rear Axle Assembly for a 2021 Freightliner Cascadia 126

Contact for price
(Used) 2021 Freightliner Cascadia 126, COMPLETE REAR REAR TANDEM- Part Number: C11-00051-621, Serial Number: 771195A0138253, Make: Detroit, Model: RT40-NFD, Ratio: 2.16, Capacity: 20,000 Lbs...
ConditionUsed
Rear End2.16 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2021
Part NumberC11-00051-621
Stock NumberP-108010
MLS Number13726629
CategoryAxle Assemblies, Rear
Last Updated8/16/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Detroit RT40-NFD Rear Differential for a 2020 Freightliner Cascadia 126

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

Contact for price
(Used) 2020 Freightliner Cascadia 126, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-620, Serial Number: 771195B0105916, Make: Detroit, Model: RT40-NFD, Ratio: 2.85, Capacity: 20,000...
ConditionUsed
Rear End2.85 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2020
Part NumberC11-00051-620
Stock NumberP-508710
MLS Number14481186
CategoryDifferentials, Rear
Last Updated8/3/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Detroit RT40-NFD Rear Differential for a 2023 Freightliner Cascadia 126

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

Contact for price
(Used) 2023 Freightliner Cascadia 126, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-620, Serial Number: 771195B0355463, Make: Detroit, Model: RT40-NFD, Ratio: 2.85, Capacity: 20,000...
ConditionUsed
Rear End2.85 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2023
Part NumberC11-00051-620
Stock NumberP-510356
MLS Number14518690
CategoryDifferentials, Rear
Last Updated8/15/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Detroit RT40-NFD Rear Axle Housing for a 2023 Freightliner Cascadia 126

Detroit RT40-NFD Rear Axle Housing for a 2023 Freightliner Cascadia 126

Contact for price
(Used) 2023 Freightliner Cascadia 126, REAR DIFFERENTIAL HOUSING ONLY- Part Number: C11-00051-620, Serial Number: 771195B0355463, Make: Detroit, Model: RT40-NFD, Ratio: 2.85, Capacity:...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2023
Part NumberC11-00051-620
Stock NumberP-510353
MLS Number14518687
CategoryAxle Housings, Rear
Last Updated8/1/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Detroit RT40-NFD Front Differential for a 2023 Freightliner Cascadia 126

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

Contact for price
(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:...
ConditionUsed
Rear End2.85 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2023
Part NumberC11-00051-620
Stock NumberP-510348
MLS Number14518682
CategoryDifferentials, Front
Last Updated8/1/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Detroit RT40-NFD Rear Axle Housing for a 2020 Freightliner Cascadia 126

Detroit RT40-NFD Rear Axle Housing for a 2020 Freightliner Cascadia 126

Contact for price
(Used) 2020 Freightliner Cascadia 126, FRONT DIFFERENTIAL HOUSING ONLY- Part Number: C11-00051-261, Serial Number: 771194A0067318, Make: Detroit, Model: RT40-NFD, Ratio: 2.85, Capacity:...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2020
Part NumberC11-00051-261
Stock NumberP-107491
MLS Number13702933
CategoryAxle Housings, Rear
Last Updated7/31/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Detroit RT40-NFD Rear Differential for a 2019 Freightliner Cascadia 126

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

Contact for price
(Used) 2019 Freightliner Cascadia 126, REAR DIFFERENTIAL HOUSING ONLY- Part Number: C11-00051-261, Serial Number: 771195B0012080, Make: Detroit, Model: RT40-NFD, Ratio: 2.85, Capacity:...
ConditionUsed
Rear End2.85 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2019
Part NumberC11-00051-261
Stock NumberP-509708
MLS Number14504430
CategoryDifferentials, Rear
Last Updated7/24/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Detroit RT40-NFD Rear Axle Housing for a 2019 Freightliner Cascadia 126

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

Contact for price
(Used) 2019 Freightliner Cascadia 126, REAR DIFFERENTIAL HOUSING ONLY- Part Number: C11-00051-261, Serial Number: 771195B0012080, Make: Detroit, Model: RT40-NFD, Ratio: 2.85, Capacity:...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2019
Part NumberC11-00051-261
Stock NumberP-509707
MLS Number14504429
CategoryAxle Housings, Rear
Last Updated8/16/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Detroit RT40-NFD Rear Axle Assembly for a 2019 Freightliner Cascadia 126

Detroit RT40-NFD Rear Axle Assembly for a 2019 Freightliner Cascadia 126

Contact for price
(Used) 2019 Freightliner Cascadia 126, COMPLETE REAR REAR TANDEM- Part Number: C11-00051-261, Serial Number: 771195B0012080, Make: Detroit, Model: RT40-NFD, Ratio: 2.85, Capacity: 20,000 Lbs...
ConditionUsed
Rear End2.85 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2019
Part NumberC11-00051-261
Stock NumberP-509705
MLS Number14504427
CategoryAxle Assemblies, Rear
Last Updated7/24/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Detroit RT40-NFD Front Differential for a 2019 Freightliner Cascadia 126

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

Contact for price
(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:...
ConditionUsed
Rear End2.85 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2019
Part NumberC11-00051-261
Stock NumberP-509698
MLS Number14504421
CategoryDifferentials, Front
Last Updated7/24/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Detroit RT40-NFD Front Differential for a 2021 Freightliner Cascadia 126

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

Contact for price
(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...
ConditionUsed
Rear End2.85 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2021
Part NumberC11-00051-620
Stock NumberP-500904
MLS Number14264478
CategoryDifferentials, Front
Last Updated7/24/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Detroit RT40-NFD Rear Differential for a Freightliner Cascadia

2022 Detroit RT40-NFD Rear Differential for a Freightliner Cascadia

$1,575 USD
(USED) Detroit RT40-NFD Ratio: 2.85 Side Gear Splines: 40 W/ Locker: NO Cast#: R7753511205 Ref# 771195B0284200
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)CASCADIA
Part Number771195B0284200
Stock Number25466902
MLS Number12209877
CategoryDifferentials, Rear
Last Updated7/18/2026
Location
Sioux Falls, SD, US
Sold By
Vander Haag's Inc.
(855) 370-___  SHOW
NUMBERCall Seller
Email Seller
Save
Vander Haag's Inc.
Detroit RT40-NFD Rear Axle Housing for a 2020 Freightliner Cascadia 126

Detroit RT40-NFD Rear Axle Housing for a 2020 Freightliner Cascadia 126

Contact for price
(Used) 2020 Freightliner Cascadia 126, REAR DIFFERENTIAL HOUSING ONLY- Part Number: C11-00051-620, Serial Number: 771195B0105916, Make: Detroit, Model: RT40-NFD, Ratio: 2.85, Capacity:...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2020
Part NumberC11-00051-620
Stock NumberP-508708
MLS Number14481184
CategoryAxle Housings, Rear
Last Updated7/18/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Detroit RT40-NFD Rear Axle Assembly for a 2020 Freightliner Cascadia 126

Detroit RT40-NFD Rear Axle Assembly for a 2020 Freightliner Cascadia 126

Contact for price
(Used) 2020 Freightliner Cascadia 126, COMPLETE REAR REAR TANDEM- Part Number: C11-00051-620, Serial Number: 771195B0105916, Make: Detroit, Model: RT40-NFD, Ratio: 2.85, Capacity: 20,000 Lbs...
ConditionUsed
Rear End2.85 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2020
Part NumberC11-00051-620
Stock NumberP-508705
MLS Number14481181
CategoryAxle Assemblies, Rear
Last Updated7/14/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
Email Seller
Save
CRG Heavy Truck Parts
Save Search
Email Alert
What's Save Search and Email Alert?
Want to narrow or modify your search criteria?
Filter by Price
Filter by Year
Filter by Location
Filter by Model
Filter by Keyword
Modify your search
Did you find what you were looking for? Yes No