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Truck Parts
Differentials, Rear
Detroit
RT40-4N
Detroit RT40-4N Rear Differentials For Sale
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Detroit RT40-4N Rear Differential for a 2018 Freightliner Cascadia 126
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(Used) 2018 Freightliner Cascadia 126, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00042-390, Serial Number: 771AAC-A241942T, Make: Detroit, Model: RT40-4N, Ratio: 3.08, Capacity...
Condition
Used
Rear End
3.08 ratio
Fits To Make(s)
Freightliner
Fits To Model(s)
Cascadia 126
Will Fit Year(s)
2018
Part Number
C11-00042-390
Stock Number
P-106459
MLS Number
13685055
Category
Differentials, Rear
Last Updated
7/4/2025
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___
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NUMBER
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1
0
Detroit RT40-4N Rear Differential
$950 USD
3.42,
Condition
Used
Stock Number
REAR-2152
MLS Number
13617034
Category
Differentials, Rear
Last Updated
5/31/2025
Location
LAKEVILLE, MN, US
Sold By
Manders Diesel
(866) 314-___
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NUMBER
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3
0
Detroit RT40-4N Rear Differential for a 2016 Freightliner Cascadia 125
Call for price
RT40-4N, 2.53 Ratio, Pullout, DIFF ONLY, HOUSING SOLD SEPARATELY, Ratio: 2.53
Condition
Used
Rear End
2.53 ratio
Fits To Make(s)
Freightliner
Fits To Model(s)
Cascadia 125
Will Fit Year(s)
2016
Stock Number
1972-4
MLS Number
13554631
Category
Differentials, Rear
Last Updated
5/2/2025
Location
Fresno, CA, US
Sold By
Garabedian Equipment
(855) 794-___
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NUMBER
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2
0
Detroit RT40-4N Rear Differential for a 2016 Freightliner Cascadia 125
Call for price
RT40-4N - 2.53 Ratio - Pullout - DIFF ONLY, HOUSING SOLD SEPARATELY., Ratio: 2.53
Condition
Used
Rear End
2.53 ratio
Fits To Make(s)
Freightliner
Fits To Model(s)
Cascadia 125
Will Fit Year(s)
2016
Stock Number
1968-4
MLS Number
13544233
Category
Differentials, Rear
Last Updated
4/29/2025
Location
Fresno, CA, US
Sold By
Garabedian Equipment
(855) 794-___
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NUMBER
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1
0
Detroit RT40-4N Rear Differential
$950 USD
2.41,
Condition
Used
Stock Number
REAR-2130
MLS Number
13498786
Category
Differentials, Rear
Last Updated
4/4/2025
Location
LAKEVILLE, MN, US
Sold By
Manders Diesel
(866) 314-___
SHOW
NUMBER
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4
0
Detroit RT40-4N Rear Differential for a 2018 Freightliner Cascadia 126
Call for price
(Used) 2018 Freightliner Cascadia 126, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00042-390, Serial Number: 771AAC-A239971T, Make: Detroit, Model: RT40-4N, Ratio: 3.08,...
Condition
Used
Rear End
3.08 ratio
Fits To Make(s)
Freightliner
Fits To Model(s)
Cascadia 126
Will Fit Year(s)
2018
Part Number
C11-00042-390
Stock Number
P-97051
MLS Number
13413538
Category
Differentials, Rear
Last Updated
2/22/2025
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___
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NUMBER
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1
0
2007 Detroit RT40-4N Rear Differential
$950 USD
2.41,
Condition
Used
Stock Number
REAR-2116
MLS Number
13385870
Category
Differentials, Rear
Last Updated
2/7/2025
Location
LAKEVILLE, MN, US
Sold By
Manders Diesel
(866) 314-___
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NUMBER
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1
0
Detroit RT40-4N Rear Differential for a 2017 Freightliner Cascadia
Call for price
MILES N/A HAS LOCKER, Ratio: 228
Condition
Used
Rear End
2.28 ratio
Fits To Make(s)
Freightliner
Fits To Model(s)
Cascadia
Will Fit Year(s)
2017
Stock Number
JH8652-4
MLS Number
13299272
Category
Differentials, Rear
Last Updated
12/24/2024
Location
Farr West, UT, US
Sold By
Rocky Mountain Truck Parts
(855) 980-___
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NUMBER
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1
0
Detroit RT40-4N Rear Differential for a 2020 Freightliner Cascadia
Call for price
REAR 21-RN MILES 515407, Ratio: 308
Condition
Used
Rear End
3.08 ratio
Fits To Make(s)
Freightliner
Fits To Model(s)
Cascadia
Will Fit Year(s)
2020
Stock Number
KP5078-5
MLS Number
13249809
Category
Differentials, Rear
Last Updated
11/22/2024
Location
Farr West, UT, US
Sold By
Rocky Mountain Truck Parts
(855) 980-___
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NUMBER
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4
0
Detroit RT40-4N Rear Differential for a 2016 Western Star 5700
Call for price
(Used) 2016 Western Star 5700, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00042-503, Serial Number: 771AAC-A178020T, Make: Detroit, Model: RT40-4N, Ratio: 3.08, Capacity:...
Condition
Used
Rear End
3.08 ratio
Fits To Make(s)
Western Star
Fits To Model(s)
5700
Will Fit Year(s)
2016
Part Number
C11-00042-503
Stock Number
P-78055
MLS Number
12790324
Category
Differentials, Rear
Last Updated
4/21/2024
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___
SHOW
NUMBER
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4
0
Detroit RT40-4N Rear Differential for a 2018 Freightliner Cascadia 125
Call for price
(Used) 2018 Freightliner Cascadia 125, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00042-501, Serial Number: 771AAC-A223772T, Make: Detroit, Model: RT40-4N, Ratio: 3.23, Capacity:...
Condition
Used
Rear End
3.23 ratio
Fits To Make(s)
Freightliner
Fits To Model(s)
Cascadia 125
Will Fit Year(s)
2018
Part Number
C11-00042-501
Stock Number
P-60035
MLS Number
12332375
Category
Differentials, Rear
Last Updated
12/19/2023
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___
SHOW
NUMBER
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4
0
Detroit RT40-4N Rear Differential for a 2017 Freightliner Cascadia 125
Call for price
(Used) 2017 Freightliner Cascadia 125, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00042-734, Serial Number: 771AAC-A210439T, Make: Detroit, Model: RT40-4N, Ratio: 2.41, Capacity:...
Condition
Used
Rear End
2.41 ratio
Fits To Make(s)
Freightliner
Fits To Model(s)
Cascadia 125
Will Fit Year(s)
2017
Part Number
C11-00042-734
Stock Number
P-55834
MLS Number
12233519
Category
Differentials, Rear
Last Updated
12/19/2023
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___
SHOW
NUMBER
Call Seller
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More Info
3
0
Detroit RT40-4N Rear Differential for a 2014 Freightliner Cascadia 125
Call for price
(Used) 2014 Freightliner Cascadia 125, REAR DIFFERENTIAL GEARS ONLY- Make: Detroit, Model: RT40-4N, Ratio: 3.31, Capacity: 20,000 Lbs, Serial Number: 771AAC-A103364T, For more information...
Condition
Used
Rear End
3.31 ratio
Fits To Make(s)
Freightliner
Fits To Model(s)
Cascadia 125
Will Fit Year(s)
2014
Stock Number
P-42170
MLS Number
11942383
Category
Differentials, Rear
Last Updated
12/18/2023
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___
SHOW
NUMBER
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1
0
Detroit RT40-4N Rear Differential
$550 USD
2.62,
Condition
Used
Stock Number
REAR-1899
MLS Number
12373993
Category
Differentials, Rear
Last Updated
10/11/2023
Location
LAKEVILLE, MN, US
Sold By
Manders Diesel
(866) 314-___
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NUMBER
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1
0
Detroit RT40-4N Rear Differential
$650 USD
2.62,
Condition
Used
Stock Number
REAR-1804
MLS Number
12180990
Category
Differentials, Rear
Last Updated
9/19/2023
Location
LAKEVILLE, MN, US
Sold By
Manders Diesel
(866) 314-___
SHOW
NUMBER
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More Info
1
0
Detroit RT40-4N Rear Differential
$650 USD
2.53,
Condition
Used
Stock Number
REAR-1802
MLS Number
12180987
Category
Differentials, Rear
Last Updated
9/19/2023
Location
LAKEVILLE, MN, US
Sold By
Manders Diesel
(866) 314-___
SHOW
NUMBER
Call Seller
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1
0
Detroit RT40-4N Rear Differential
$650 USD
2.41,
Condition
Used
Stock Number
REAR-1757
MLS Number
12180742
Category
Differentials, Rear
Last Updated
9/19/2023
Location
LAKEVILLE, MN, US
Sold By
Manders Diesel
(866) 314-___
SHOW
NUMBER
Call Seller
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1
0
Detroit RT40-4N Rear Differential
$650 USD
2.41,
Condition
Used
Stock Number
REAR-1603
MLS Number
12180163
Category
Differentials, Rear
Last Updated
9/19/2023
Location
LAKEVILLE, MN, US
Sold By
Manders Diesel
(866) 314-___
SHOW
NUMBER
Call Seller
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1
0
2007 Detroit RT40-4N Rear Differential
$650 USD
2.41,
Condition
Used
Stock Number
REAR-1503
MLS Number
12180062
Category
Differentials, Rear
Last Updated
9/19/2023
Location
LAKEVILLE, MN, US
Sold By
Manders Diesel
(866) 314-___
SHOW
NUMBER
Call Seller
Email Seller
Save
More Info
1
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