1. Home
  2. For Sale
  3. Truck Parts
  4. Axles & Differentials
  5. Detroit
  6. DA-RT-40.0-4S
  7. Used

Used Detroit DA-RT-40.0-4S Axles & Differentials For Sale

Close
Your Current Search
Industry
Truck Parts
Category
Axles & Differentials
Manufacturer
Detroit
Model
DA-RT-40.0-4S
Condition
Used
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 (54)
Category
Axles & Differentials (54)
   Axle Assemblies, Rear (2)    Axle Housings, Front (10)    Axle Housings, Rear (19)    Differentials, Front (9)    Differentials, Rear (14)
Make
Detroit (54)
Model
DA-RT-40.0-4S (54)
Condition
Used (54)
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 (54)
Market Type
For Sale (54)

Shop Axles & Differentials by Subcategory

Showing 1 - 25 of 54 Listings

1 - 25 of 54 listings
1 - 25 of 54 listings
Detroit DA-RT-40.0-4S Rear Differential for a 2013 Freightliner Cascadia 125

Detroit DA-RT-40.0-4S Rear Differential for a 2013 Freightliner Cascadia 125

Recently Updated
$895 USD
GOOD INSPECTED TAKEOUT,90 DAY WARRANTY EXCHANGE, Core Charge: 250, Ratio: 342
ConditionUsed
Rear End3.42 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2013
Part NumberART40
Stock Number60225-3
MLS Number13667997
CategoryDifferentials, Rear
Last Updated5/15/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
NUMBERCall Seller
Email Seller
Save
Holst Truck Parts
Detroit DA-RT-40.0-4S Front Differential for a 2013 Freightliner Cascadia 125

Detroit DA-RT-40.0-4S Front Differential for a 2013 Freightliner Cascadia 125

Recently Updated
$1,195 USD
GOOD INSPECTED TAKEOUT/ 90 DAY WARRANTY EXCHANGE., Core Charge: 350, Ratio: 342, Clutch Housing Size: 1
ConditionUsed
Rear End3.42 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 125
Will Fit Year(s)2013
Part NumberART40
Stock Number60225-2
MLS Number13667996
CategoryDifferentials, Front
Last Updated5/15/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
NUMBERCall Seller
Email Seller
Save
Holst Truck Parts
Detroit DA-RT-40.0-4S Rear Differential for a 2020 Freightliner Cascadia 126

Detroit DA-RT-40.0-4S Rear Differential for a 2020 Freightliner Cascadia 126

Recently Updated
Contact for price
2020 FRTLR CASCADIA DETROIT DA-RT-40.0-4S REAR, 3.23 RATIO, DOUBLE LOCKS, AIRLINER SUSPENSION, 52" SPREAD,ABS, 40000 LBS, Serial#: NA, Ratio: 3.23, Casting#: NA
ConditionUsed
Rear End3.23 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2020
Stock Number3762-FRTLR-4
MLS Number13348360
CategoryDifferentials, Rear
Last Updated5/13/2026
Location
STURGEON COUNTY, AB, Canada
Sold By
Badger Truck Parts Ltd.
(855) 624-___  SHOW
NUMBERCall Seller
Email Seller
Save
Badger Truck Parts Ltd.
Detroit DA-RT-40.0-4S Rear Differential for a 2020 Freightliner Cascadia 126

Detroit DA-RT-40.0-4S Rear Differential for a 2020 Freightliner Cascadia 126

$2,749.97 USD
(Core) 2020 Freightliner Cascadia 126, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Part Number: A775350 1230, Serial Number: DDC19FZ 462653, Make: Detroit, Model: DART4004S, Capacity: 20,000 Lbs,...
ConditionUsed
Rear End3.08 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2020
Part NumberA775350 1230
Stock NumberP-66171
MLS Number12484265
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 DA-RT-40.0-4S Rear Axle Housing for a 2020 Freightliner Cascadia 126

Detroit DA-RT-40.0-4S Rear Axle Housing for a 2020 Freightliner Cascadia 126

$1,899.97 USD
(Used) 2020 Freightliner Cascadia 126, COMPLETE REAR DIFFERENTIAL HOUSING ONLY- Part Number: A775350 1230, Serial Number: DDC19FZ 462653, Make: Detroit, Model: DART4004S, Capacity: 20,000...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2020
Part NumberA775350 1230
Stock NumberP-66169
MLS Number12484263
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 DA-RT-40.0-4S Rear Axle Assembly for a 2020 Freightliner Cascadia 126

Detroit DA-RT-40.0-4S Rear Axle Assembly for a 2020 Freightliner Cascadia 126

Contact for price
(Used) 2020 Freightliner Cascadia 126, COMPLETE REAR REAR TANDEM- Part Number: A775350 1230, Serial Number: DDC19FZ 462653, Make: Detroit, Model: DART4004S, Capacity: 20,000 Lbs, Ratio:...
ConditionUsed
Rear End3.08 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2020
Part NumberA775350 1230
Stock NumberP-66166
MLS Number12484260
CategoryAxle Assemblies, 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 DA-RT-40.0-4S Front Differential for a 2022 Freightliner Cascadia 126

Detroit DA-RT-40.0-4S Front Differential for a 2022 Freightliner Cascadia 126

Contact for price
(Used) 2022 Freightliner Cascadia 126, COMPLETE FRONT REAR TANDEM- Part Number: C11-00051-620, Serial Number: 771194B0245934, Make: Detroit, Model: DA-RT-40.0-4S, Ratio: 2.85, Capacity:...
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-499422
MLS Number14232060
CategoryDifferentials, Front
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 DA-RT-40.0-4S Rear Axle Housing for a 2022 Freightliner Cascadia 126

Detroit DA-RT-40.0-4S Rear Axle Housing for a 2022 Freightliner Cascadia 126

Contact for price
(Used) 2022 Freightliner Cascadia 126, FRONT DIFFERENTIAL HOUSING ONLY- Part Number: C11-00051-620, Serial Number: 771194B0245934, Make: Detroit, Model: DA-RT-40.0-4S, Ratio: 2.85, Capacity:...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2022
Part NumberC11-00051-620
Stock NumberP-499424
MLS Number14232062
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 DA-RT-40.0-4S Front Differential for a 2022 Freightliner Cascadia 126

Detroit DA-RT-40.0-4S Front Differential for a 2022 Freightliner Cascadia 126

Contact for price
(Used) 2022 Freightliner Cascadia 126, FRONT DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-620, Serial Number: 771194B0245934, Make: Detroit, Model: DA-RT-40.0-4S, Ratio: 2.85, Capacity:...
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-499425
MLS Number14232063
CategoryDifferentials, Front
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 DA-RT-40.0-4S Rear Axle Assembly for a 2022 Freightliner Cascadia 126

Detroit DA-RT-40.0-4S Rear Axle Assembly for a 2022 Freightliner Cascadia 126

Contact for price
(Used) 2022 Freightliner Cascadia 126, COMPLETE REAR REAR TANDEM- Part Number: C11-00051-620, Serial Number: 771195B0245935, Make: Detroit, Model: DA-RT-40.0-4S, Ratio: 2.85, Capacity:...
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-499428
MLS Number14232066
CategoryAxle Assemblies, 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 DA-RT-40.0-4S Rear Axle Housing for a 2022 Freightliner Cascadia 126

Detroit DA-RT-40.0-4S Rear Axle Housing for a 2022 Freightliner Cascadia 126

Contact for price
(Used) 2022 Freightliner Cascadia 126, REAR DIFFERENTIAL HOUSING ONLY- Part Number: C11-00051-620, Serial Number: 771195B0245935, Make: Detroit, Model: DA-RT-40.0-4S, Ratio: 2.85, Capacity:...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Will Fit Year(s)2022
Part NumberC11-00051-620
Stock NumberP-499429
MLS Number14232067
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 DA-RT-40.0-4S Rear Differential for a 2022 Freightliner Cascadia 126

Detroit DA-RT-40.0-4S 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: 771195B0245935, Make: Detroit, Model: DA-RT-40.0-4S, Ratio: 2.85, Capacity: 20...
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-499430
MLS Number14232068
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 DA-RT-40.0-4S Rear Axle Housing for a Freightliner CASCADIA

Detroit DA-RT-40.0-4S Rear Axle Housing for a Freightliner CASCADIA

Contact for price
Refurbished Detroit Rear Axle Housing, DA-RT40.0-4S NFD (RT40-NFD Rear), w/ Torque Rod Bracket, 16 Hole Flange, 53.5" Inner Flange To Inner Flange, STD Track. P/N A7753500930. Removed From...
ConditionUsed
Fits To Make(s)Freightliner
Fits To Model(s)CASCADIA
Stock Number4540123-REF
MLS Number13895193
CategoryAxle Housings, Rear
Last Updated4/24/2026
Location
Fresno, CA, US
Sold By
Garabedian Equipment
(855) 794-___  SHOW
NUMBERCall Seller
Email Seller
Save
Garabedian Equipment
Detroit DA-RT-40.0-4S Rear Differential for a Freightliner Cascadia 126

2019 Detroit DA-RT-40.0-4S Rear Differential for a Freightliner Cascadia 126

$1,500 USD
Core - DA-RT-40.0-4S HH (RT40-NFD Rear) - 2.85 Ratio - Grade D - broken gear set, burnt pinion bearings, good case. core unit sold as-is.
ConditionUsed
Rear End2.85 ratio
Fits To Make(s)FREIGHTLINER
Fits To Model(s)Cascadia 126
Stock Number28877
MLS Number14319900
CategoryDifferentials, Rear
Last Updated4/18/2026
Location
Fresno, CA, US
Sold By
Garabedian Equipment
(855) 794-___  SHOW
NUMBERCall Seller
Email Seller
Save
Garabedian Equipment
Detroit DA-RT-40.0-4S Rear Differential for a Freightliner Cascadia 126

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.
ConditionUsed
Rear End2.85 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia 126
Stock Number29475
MLS Number14318356
CategoryDifferentials, Rear
Last Updated4/17/2026
Location
Fresno, CA, US
Sold By
Garabedian Equipment
(855) 794-___  SHOW
NUMBERCall Seller
Email Seller
Save
Garabedian Equipment
Detroit DA-RT-40.0-4S Rear Differential for a Freightliner Cascadia 126

2019 Detroit DA-RT-40.0-4S Rear Differential for a Freightliner Cascadia 126

$900 USD
DA-RT-40.0-4S Rear (RT40-NFD) - 2.85 Ratio - Core - Grade C - Rebuildable - Missing Yoke, Lower Pinion Bearings Worn, Good Gearset. CORE UNIT SOLD AS-IS
ConditionUsed
Rear End2.85 ratio
Fits To Make(s)FREIGHTLINER
Fits To Model(s)Cascadia 126
Stock Number28261
MLS Number14100119
CategoryDifferentials, Rear
Last Updated4/14/2026
Location
Fresno, CA, US
Sold By
Garabedian Equipment
(855) 794-___  SHOW
NUMBERCall Seller
Email Seller
Save
Garabedian Equipment
Detroit DA-RT-40.0-4S Rear Differential for a Freightliner Cascadia 116 Day Cab

2020 Detroit DA-RT-40.0-4S Rear Differential for a Freightliner Cascadia 116 Day Cab

$1,500 USD
DA-RT-40.0-4S (RT40-NFD) - 3.23 Ratio - Pullout - Grade A- Unit In Good Condition.
ConditionUsed
Rear End3.23 ratio
Fits To Make(s)FREIGHTLINER
Fits To Model(s)Cascadia 116 Day Cab
Stock Number4193-6
MLS Number13983816
CategoryDifferentials, Rear
Last Updated4/18/2026
Location
Fresno, CA, US
Sold By
Garabedian Equipment
(855) 794-___  SHOW
NUMBERCall Seller
Email Seller
Save
Garabedian Equipment
Detroit DA-RT-40.0-4S Front Differential

Detroit DA-RT-40.0-4S Front Differential

$800 USD
DA-RT40.0-4S Front (RT40-NFD) - 2.85 Ratio - Core - Grade D - Main Case Cracked, Gearset Broken Teeth, Noisy Power Divider, Side Gear Case Broken, Pinion Bearing Damaged. P/NC11-00051-620, S...
ConditionUsed
Rear End2.85 ratio
Stock Number4540456
MLS Number13895715
CategoryDifferentials, Front
Last Updated4/14/2026
Location
Fresno, CA, US
Sold By
Garabedian Equipment
(855) 794-___  SHOW
NUMBERCall Seller
Email Seller
Save
Garabedian Equipment
Detroit DA-RT-40.0-4S Rear Differential for a Freightliner Cascadia

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

$1,500 USD
DA-RT40.0-4S (RT40-NFD Rear) - 2.85 Ratio - Pullout - Approx. 193,619 Miles. DIFF ONLY, HOUSING SOLD SEPARATELY.
ConditionUsed
Rear End2.85 ratio
Fits To Make(s)Freightliner
Fits To Model(s)Cascadia
Stock Number4540295
MLS Number13895510
CategoryDifferentials, Rear
Last Updated4/14/2026
Location
Fresno, CA, US
Sold By
Garabedian Equipment
(855) 794-___  SHOW
NUMBERCall Seller
Email Seller
Save
Garabedian Equipment
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