Used Detroit DA-RT-40.0-4T Rear Differentials For Sale in United States

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Industry
Truck Parts

Top-Category
Axles & Differentials

Category
Differentials, Rear

Manufacturer
Detroit

Model
DA-RT-40.0-4T

Condition
Used

Country
United States

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1 - 5 of 5 listings

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

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

Recently Updated

$900 USD

DA-RT-40.0-4TR - 3.08 Ratio - Core - Grade C - Rebuildable - Blown Side Gears - Good Gearset. Core Unit Sold As-Is.

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	Cascadia 126
Stock Number	36082
MLS Number	14541717
Category	Differentials, Rear
Last Updated	10/17/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

(855) 794-___ SHOW
NUMBERCall Seller

Garabedian Equipment

Detroit DA-RT-40.0-4T Rear Differential

Detroit DA-RT-40.0-4T Rear Differential

Recently Updated

$1,500 USD

DA-RT-40.0-4TR - 2.41 Ratio - Core - Grade C - Rebuildable - NFD (RT40-NFD-N Rear) - Broken Gearset. Core Unit Sold As-Is.

Condition	Used
Rear End	2.41 ratio
Stock Number	29362
MLS Number	14333246
Category	Differentials, Rear
Last Updated	10/17/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

(855) 794-___ SHOW
NUMBERCall Seller

Garabedian Equipment

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

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

Contact for price

GOOD SHAPE, Ratio: 216

Condition	Used
Rear End	2.16 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia
Will Fit Year(s)	2021
Stock Number	MF9583-3
MLS Number	14087519
Category	Differentials, Rear
Last Updated	5/14/2026
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

(855) 980-___ SHOW
NUMBERCall Seller

Rocky Mountain Truck Parts

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

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

Recently Updated

$1,500 USD

DA-RT-40.0-4TR - 2.16 Ratio - Pullout - (RT40-NFD). Diff Only, Housing Sold Separately.

Condition	Used
Rear End	2.16 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	Cascadia 126
Stock Number	4239-25
MLS Number	14137531
Category	Differentials, Rear
Last Updated	10/17/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

(855) 794-___ SHOW
NUMBERCall Seller

Garabedian Equipment

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

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

Newly Listed

$600 USD

Core - Detroit DA-RT-40.0-4T - Rear Rear - 2.85 Ratio -

Condition	Used
Rear End	2.85 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	Cascadia 126
Stock Number	38396
MLS Number	14667702
Category	Differentials, Rear
Last Updated	10/15/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

(855) 794-___ SHOW
NUMBERCall Seller

Garabedian Equipment

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