Used Detroit Front Differentials For Sale by Dealerships

2019 Detroit Front Differential for a Freightliner CASCADIA

2019 Detroit RT40-NFDFR264 Front Differential

2018 Detroit RT40-NFDFR308 Front, Rear Differential Assembly

Newly Listed

$3,295.16 USD

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	RT40-NFDFR308
Stock Number	2663864
MLS Number	14439439
Category	Differentials, Front
Last Updated	6/19/2026
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

2022 Detroit RT40-NFDFR323 Front, Rear Differential Assembly

Newly Listed

$3,295.16 USD

Condition	Used
Rear End	3.23 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	RT40-NFDFR323
Stock Number	2663803
MLS Number	14439431
Category	Differentials, Front
Last Updated	6/19/2026
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

2019 Detroit RT40-NFDFR331 Front Differential

Newly Listed

$3,295.16 USD

Condition	Used
Rear End	3.31 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	RT40-NFDFR331
Stock Number	2663657
MLS Number	14439421
Category	Differentials, Front
Last Updated	6/23/2026
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

Detroit RT40-NFD Front Differential for a 2019 Freightliner Cascadia 126

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(Core) 2019 Freightliner Cascadia 126, FRONT DIFFERENTIAL GEARS ONLY- Part Number: R7753511105, Serial Number: N/A, Make: Detroit, Model: RT40-NFD, Ratio: 2.28, Capacity: 20,000 Lbs, For...

Condition	Used
Rear End	2.28 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 126
Will Fit Year(s)	2019
Part Number	R7753511105
Stock Number	P-505294
MLS Number	14428257
Category	Differentials, Front
Last Updated	6/14/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit RT40-NFD Front Differential for a 2020 Freightliner Cascadia 126

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(Used) 2020 Freightliner Cascadia 126, FRONT DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-628, Serial Number: 771194B0097385, Make: Detroit, Model: RT40-NFD, Ratio: 2.41, Capacity: 20,000...

Condition	Used
Rear End	2.41 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 126
Will Fit Year(s)	2020
Part Number	C11-00051-628
Stock Number	P-505094
MLS Number	14428061
Category	Differentials, Front
Last Updated	6/14/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit RT40-NFD Front Differential for a 2020 Freightliner Cascadia 126

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(Used) 2020 Freightliner Cascadia 126, COMPLETE FRONT REAR TANDEM- Part Number: C11-00051-628, Serial Number: 771194B0097385, Make: Detroit, Model: RT40-NFD, Ratio: 2.41, Capacity: 20,000...

Condition	Used
Rear End	2.41 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 126
Will Fit Year(s)	2020
Part Number	C11-00051-628
Stock Number	P-504839
MLS Number	14427815
Category	Differentials, Front
Last Updated	6/14/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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

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(Used) 2019 Freightliner Cascadia 125, FRONT DIFFERENTIAL GEARS ONLY- Part Number: C11-00042-090, Serial Number: 771199B0039020, Make: Detroit, Model: RT40-4, Ratio: 3.42, Capacity: 20,000...

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2019
Part Number	C11-00042-090
Stock Number	P-503556
MLS Number	14426546
Category	Differentials, Front
Last Updated	6/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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

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(Used) 2019 Freightliner Cascadia 125, COMPLETE FRONT REAR TANDEM- Part Number: C11-00042-090, Serial Number: 771199B0039020, Make: Detroit, Model: RT40-4, Ratio: 3.42, Capacity: 20,000 Lbs,...

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-503554
MLS Number	14426544
Category	Differentials, Front
Last Updated	6/14/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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

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(Used) 2020 Freightliner Cascadia 126, COMPLETE FRONT REAR TANDEM- Part Number: A775350 1230, Serial Number: DDC19FZ 462653, Make: Detroit, Model: DART4004S, Capacity: 20,000 Lbs, Ratio:...

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 126
Will Fit Year(s)	2020
Part Number	A775350 1230
Stock Number	P-66153
MLS Number	12484248
Category	Differentials, Front
Last Updated	6/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Detroit DA-RT-40.0-4 Front Differential for a 2016 Western Star 5700XE

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MILES 822659, Ratio: 308

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	Western Star
Fits To Model(s)	5700XE
Will Fit Year(s)	2016
Stock Number	HP6555-5
MLS Number	14423728
Category	Differentials, Front
Last Updated	6/13/2026
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

Detroit RTL40-NFDFR228 Front Differential

$3,250 USD

Condition	Used
Rear End	2.28 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	RTL40-NFDFR228
Stock Number	2591423
MLS Number	14377584
Category	Differentials, Front
Last Updated	6/9/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

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2022 Detroit RT40.0-4 Front Differential for a Freightliner 122SD

$2,750 USD

(USED) Detroit DART-400-4N Ratio: 3.58 Side Gear Splines: 40 W/ Locker: NO Cast#: R7753511105

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	122SD
Stock Number	25747999
MLS Number	13451488
Category	Differentials, Front
Last Updated	6/6/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
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2015 Detroit RT40.0-4 Front Differential for a Freightliner Cascadia

$1,975 USD

(USED) Detroit RT40.0-4 Ratio: 3.23 Side Gear Splines: 41 W/ Locker: NO Cast#: R6813510605 Ref# N/A MISSING OEM TAG

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	CASCADIA
Part Number	N/A
Stock Number	26005911
MLS Number	14398488
Category	Differentials, Front
Last Updated	6/3/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

2020 Detroit RT40-NFDFR323 Front Differential

$2,750 USD

FRONT DIFFERENTIAL DET RT40-NFDFR323

Condition	Used
Rear End	3.23 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	RT40-NFDFR323
Stock Number	2602064
MLS Number	14287108
Category	Differentials, Front
Last Updated	5/19/2026
Location	Henderson, CO, US
Sold By	LKQ Heavy Truck

2018 Detroit RT40-NFDFR241 Front Differential

$3,295.16 USD

Condition	Used
Rear End	2.41 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	RT40-NFDFR241
Stock Number	2514438
MLS Number	13553121
Category	Differentials, Front
Last Updated	5/16/2026
Location	Easton, MD, US
Sold By	LKQ Heavy Truck

2020 Detroit RTL40-NFDFR285 Front Differential

$2,750.16 USD

Condition	Used
Rear End	2.85 ratio
Fits To Make(s)	DETROIT
Fits To Model(s)	RTL40-NFDFR285
Stock Number	2613960
MLS Number	14222316
Category	Differentials, Front
Last Updated	5/15/2026
Location	Wykoff, MN, US
Sold By	LKQ Heavy Truck

Detroit DA-RT-40.0-4 Front Differential for a 2014 Freightliner Cascadia 125

$1,195 USD

DART400 253 FRT INSPECTED IN OUR GEAR SHOP 90 DAY WARRANTY, 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)	2014
Stock Number	82625-1
MLS Number	13784450
Category	Differentials, Front
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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

$1,195 USD

GOOD INSPECTED TAKEOUT/ 90 DAY WARRANTY EXCHANGE., Core Charge: 350, Ratio: 342, Clutch Housing Size: 1

Condition	Used
Rear End	3.42 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2013
Part Number	ART40
Stock Number	60225-2
MLS Number	13667996
Category	Differentials, Front
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Detroit Front Differential for a 2024 Western Star 49X

$3,695 USD

DART44-4N 3.58 GOOD INSPECTED LOW MILE TAKEOUT/ LOCKER/ BOLT ON YOKE, Core Charge: 850.00, Ratio: 3.58, Clutch Housing Size: 1, Casting#: NA

Condition	Used
Rear End	3.58 ratio
Fits To Make(s)	Western Star
Fits To Model(s)	49X
Will Fit Year(s)	2024
Part Number	D-ART44-4N
Stock Number	121924-5
MLS Number	13300264
Category	Differentials, Front
Last Updated	6/13/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

Detroit DA-RT-40.0-4 Front Differential for a 2024 Freightliner Cascadia 126

$3,250 USD

DART400-4S LATE MODEL 3.25 LOCKER, 17K MILES, NO POWER DIVIDER, INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY (NEW SEAL INSTALLED), Ratio: 3.25

Condition	Used
Rear End	3.25 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 126
Will Fit Year(s)	2024
Stock Number	61924-3
MLS Number	12948895
Category	Differentials, Front
Last Updated	5/15/2026
Location	Ucon, ID, US
Sold By	Holst Truck Parts

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

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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	MF9583-2
MLS Number	14087518
Category	Differentials, Front
Last Updated	5/14/2026
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts