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Detroit DA-RT-40.0-4S Rear Differentials For Sale

Shop used Detroit DA-RT-40.0-4S Rear Differentials on MyLittleSalesman.com . Compare active listings with prices from $600 to $2,750. Sellers include Garabedian Equipment, CRG Heavy Truck Parts, Holst Truck Parts, and more. Filter by condition, price, or year to find the Detroit DA-RT-40.0-4S Rear Differential that fits your job.
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Showing 1 - 10 of 10 Rear Differential Listings

1 - 10 of 10 listings
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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

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(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 Updated3/9/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
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 Updated2/26/2026
Location
Fresno, CA, US
Sold By
Garabedian Equipment
(855) 794-___  SHOW
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Garabedian Equipment
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 Updated10/27/2025
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
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

$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 Updated6/26/2025
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
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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

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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 Updated3/7/2025
Location
STURGEON COUNTY, AB, Canada
Sold By
Badger Truck Parts Ltd.
(855) 624-___  SHOW
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Badger Truck Parts Ltd.
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