Used Detroit RT40-4 Rear Differentials For Sale by Dealerships

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Truck Parts

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Axles & Differentials

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Differentials, Rear

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Detroit

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RT40-4

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Used

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Dealerships

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1 - 2 of 2 listings

Detroit RT40-4 Rear Differential for a 2019 Freightliner Cascadia 125

Detroit RT40-4 Rear Differential for a 2019 Freightliner Cascadia 125

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(Used) 2019 Freightliner Cascadia 125, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00042-090, Serial Number: 771198B0039021, Make: Detroit, Model: RT40-4, Ratio: 3.42, Capacity: 20,000...

Condition	Used
Rear End	3.42 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2019
Part Number	C11-00042-090
Stock Number	P-503562
MLS Number	14426552
Category	Differentials, Rear
Last Updated	6/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

(844) 402-___ SHOW
NUMBERCall Seller

CRG Heavy Truck Parts

Detroit RT40-4 Rear Differential

Detroit RT40-4 Rear Differential

$550 USD

2.41 Ratio 41 Spline

Condition	Used
Fits To Make(s)	Detroit
Fits To Model(s)	RT40-4
Stock Number	R11864669
MLS Number	13531975
Category	Differentials, Rear
Last Updated	4/22/2025
Location	Spokane Valley, WA, US
Sold By	Spalding Truck Parts

(833) 432-___ SHOW
NUMBERCall Seller

Spalding Truck Parts

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