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

Detroit RT40-NFD Rear Differentials For Sale

Shop used Detroit RT40-NFD Rear Differentials on MyLittleSalesman.com . Compare active listings with prices from $1,540 to $3,000. Sellers include Tim Jordan's Truck Parts, CRG Heavy Truck Parts, and Vander Haag's. Filter by condition, price, or year to find the Detroit RT40-NFD Rear Differential that fits your job.
Close
Your Current Search
Industry
Truck Parts
Top-Category
Axles & Differentials
Category
Differentials, Rear
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 (43)
Category
   Differentials, Rear (43)
Make
Detroit (43)
Model
RT40-NFD (43)
Condition
Used (43)
Model Year
-
Horsepower
-
Inspection Report
Yes (0)
Warranty
Yes (0)
No (0)
Price
-
Country
United States (43)
State / Region
Select a state below and click Refine Results.





Seller Type
Dealerships (43)
Market Type
For Sale (43)

Quick Filters

Showing 1 - 25 of 43 Rear Differential Listings

1 - 25 of 43 listings
1 - 25 of 43 listings
Detroit RT40-NFD Rear Differential for a 2021 Freightliner Cascadia 126

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

Contact for price
(Used) 2021 Freightliner Cascadia 126, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-618, Serial Number: 771195B0160106, Make: Detroit, Model: RT40-NFD, Ratio: 2.41, Capacity: 20,000...
ConditionUsed
Rear End2.41 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2021
Part NumberC11-00051-618
Stock NumberP-499331
MLS Number14231950
CategoryDifferentials, Rear
Last Updated9/19/2026
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 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 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 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: C11-00051-620, Serial Number: 771195B0285682, 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)2022
Part NumberC11-00051-620
Stock NumberP-507515
MLS Number14459352
CategoryDifferentials, Rear
Last Updated7/1/2026
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 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: C11-00051-628, Serial Number: 771195B0097386, Make: Detroit, Model: RT40-NFD, Ratio: 2.41, Capacity: 20,000...
ConditionUsed
Rear End2.41 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2020
Part NumberC11-00051-628
Stock NumberP-505107
MLS Number14428074
CategoryDifferentials, Rear
Last Updated6/30/2026
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 GEARS ONLY- Part Number: C11-00051-255, Serial Number: 771195B0064526, Make: Detroit, Model: RT40-NFD, Ratio: 2.28, Capacity: 20,000...
ConditionUsed
Rear End2.28 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2019
Part NumberC11-00051-255
Stock NumberP-503352
MLS Number14373198
CategoryDifferentials, Rear
Last Updated9/29/2026
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 2021 Freightliner Cascadia 126

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

Contact for price
(Used) 2021 Freightliner Cascadia 126, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-620, Serial Number: 771195B0179374, 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-500912
MLS Number14264486
CategoryDifferentials, Rear
Last Updated10/3/2026
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 2021 Freightliner Cascadia 126

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

Contact for price
(Used) 2021 Freightliner Cascadia 126, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-620, Serial Number: 771195A0150933, 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-501025
MLS Number14270542
CategoryDifferentials, 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-NFD Rear Differential for a 2020 Freightliner Cascadia 125

Detroit RT40-NFD Rear Differential for a 2020 Freightliner Cascadia 125

Contact for price
(Used) 2020 Freightliner Cascadia 125, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-355, Serial Number: 771195B0070203, Make: Detroit, Model: RT40-NFD, 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)2020
Part NumberC11-00051-355
Stock NumberP-501252
MLS Number14277526
CategoryDifferentials, 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-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, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-620, Serial Number: 771195B0359122, 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-102714
MLS Number13601317
CategoryDifferentials, 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 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: C11-00051-261, Serial Number: 771195A0067209, 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 NumberC11-00051-261
Stock NumberP-107499
MLS Number13702942
CategoryDifferentials, Rear
Last Updated9/3/2026
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 2021 Freightliner Cascadia 126

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

Contact for price
(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...
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-108012
MLS Number13726631
CategoryDifferentials, 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-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: C11-00051-658, Serial Number: 771195B0093474, Make: Detroit, Model: RT40-NFD, Ratio: 2.16, Capacity: 20,000...
ConditionUsed
Rear End2.16 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2020
Part NumberC11-00051-658
Stock NumberP-108569
MLS Number13749375
CategoryDifferentials, 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-NFD Rear Differential for a 2021 Freightliner Cascadia 126

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

Contact for price
(Used) 2021 Freightliner Cascadia 126, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-656, Serial Number: 771195B0162007, Make: Detroit, Model: RT40-NFD, Ratio: 2.16,...
ConditionUsed
Rear End2.16 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2021
Part NumberC11-00051-656
Stock NumberP-114211
MLS Number13995712
CategoryDifferentials, Rear
Last Updated7/2/2026
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

2019 Detroit RT40-NFD Rear Differential for a Freightliner Cascadia

$1,540 USD
(USED) Detroit RT40-NFD Ratio: 2.28 Side Gear Splines: 40 W/ Locker: NO Cast#: R7768611206 Ref# C11-00051-255
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)CASCADIA
Part NumberC11-00051-255
Stock Number25787032
MLS Number13541310
CategoryDifferentials, Rear
Last Updated12/3/2025
Location
Sioux Falls, SD, US
Sold By
Vander Haag's Inc.
(855) 370-___  SHOW
NUMBERCall Seller
Email Seller
Save
Vander Haag's Inc.
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
Got a rear differential to sell? In minutes, you can create an online listing for your rear differential and advertise it to thousands of buyers.
Start selling today