Detroit Axles &amp; Differentials For Sale

Detroit RT40-NFD Rear Axle Assembly for a 2023 Freightliner Cascadia 126

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(Used) 2023 Freightliner Cascadia 126, COMPLETE REAR REAR TANDEM- Part Number: C11-00051-620, Serial Number: 771195B0359122, Make: Detroit, Model: RT40-NFD, Ratio: 2.85, Capacity: 20,000 Lbs...

Condition	Used
Rear End	2.85 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 126
Will Fit Year(s)	2023
Part Number	C11-00051-620
Stock Number	P-102712
MLS Number	13601315
Category	Axle Assemblies, Rear
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit RT40-NFD Rear Axle Assembly for a 2020 Freightliner Cascadia 126

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(Used) 2020 Freightliner Cascadia 126, COMPLETE REAR REAR TANDEM- Part Number: C11-00051-658, Serial Number: 771195B0093474, Make: Detroit, Model: RT40-NFD, Ratio: 2.16, Capacity: 20,000 lbs...

Condition	Used
Rear End	2.16 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 126
Will Fit Year(s)	2020
Part Number	C11-00051-658
Stock Number	P-108565
MLS Number	13749371
Category	Axle Assemblies, Rear
Last Updated	6/30/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit RT40-NFD Rear Axle Assembly for a 2020 Freightliner Cascadia 125

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(Used) 2020 Freightliner Cascadia 125, COMPLETE REAR REAR TANDEM- Part Number: C11-00051-355, Serial Number: 771195B0070203, Make: Detroit, Model: RT40-NFD, Ratio: 3.23, Capacity: 20,000 Lbs...

Condition	Used
Rear End	3.23 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2020
Part Number	C11-00051-355
Stock Number	P-501250
MLS Number	14277524
Category	Axle Assemblies, Rear
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit ARS-23 Rear Axle Assembly for a 2019 Freightliner Cascadia 113

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(Used) 2019 Freightliner Cascadia 113, COMPLETE REAR AXLE- Make: Detroit, Model: ARS-23, Capacity: 23,000 Lbs, Ratio: 3.08, Hub Bolts: 10, Brake Type: Drum, For more information about this...

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 113
Will Fit Year(s)	2019
Stock Number	P-36270
MLS Number	11787488
Category	Axle Assemblies, Rear
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit RT40-4N Rear Axle Assembly for a 2014 Freightliner Cascadia 125

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(Used) 2014 Freightliner Cascadia 125, COMPLETE REAR REAR TANDEM- Make: Detroit, Model: RT40-4N, Ratio: 3.31, Capacity: 20,000 Lbs, Hub Bolts: 10, Brake Type: Drum Serial Number:...

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-42167
MLS Number	11942380
Category	Axle Assemblies, Rear
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit RT40-4N Rear Axle Assembly for a 2014 Freightliner Cascadia 125

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(Used) 2014 Freightliner Cascadia 125, COMPLETE REAR REAR TANDEM- Part Number: C11-00042-045, Serial Number: 771AAC-A112546T, Make: Detroit, Model: RT40-4N, Ratio: 2.53, Capacity: 20,000 Lbs...

Condition	Used
Rear End	2.53 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2014
Part Number	C11-00042-045
Stock Number	P-498550
MLS Number	14166975
Category	Axle Assemblies, Rear
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

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Detroit RT40-4N Rear Axle Assembly for a 2016 Western Star 5700

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Detroit DA-RT-40.0-4 HT Tandem Cutoff - Used - Ratio: 3.31 - Drum Brakes - Air Bag Suspension - 40,000 LBS Capacity, Power Divider is Locker, Part Number: 771AAC - RT40-4N Rear Rear...

Condition	Used
Fits To Make(s)	Western Star
Fits To Model(s)	5700
Will Fit Year(s)	2016
Part Number	DA-RT-40.4 HT
Stock Number	WS-0796-26
MLS Number	12227072
Category	Axle Assemblies, Rear
Last Updated	6/13/2026
Location	York, ON, Canada
Sold By	Lomoca Inc.

Detroit RT40-4N Rear Axle Assembly for a 2016 Western Star 5700

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(Used) 2016 Western Star 5700, COMPLETE REAR REAR TANDEM- Part Number: C11-00042-503, Serial Number: 771AAC-A178020T, Make: Detroit, Model: RT40-4N, Ratio: 3.08, Capacity: 20,000 Lbs, Hub...

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-78053
MLS Number	12790322
Category	Axle Assemblies, Rear
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit RT40-4N Rear Axle Assembly for a 2016 Western Star 5700

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(Used) 2016 Western Star 5700, COMPLETE REAR REAR TANDEM- Part Number: C11-00042-618, Serial Number: 771AAC-A187523T, Make: Detroit, Model: RT40-4N, Ratio: 3.08, Capacity: 20,000 Lbs, Hub...

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	C11-00042-618
Stock Number	P-112064
MLS Number	13856139
Category	Axle Assemblies, Rear
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit RT40-NFD Rear Axle Assembly for a 2021 Freightliner Cascadia 126

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(Used) 2021 Freightliner Cascadia 126, COMPLETE REAR REAR TANDEM- Part Number: C11-00051-620, Serial Number: 771195B0179374, Make: Detroit, Model: RT40-NFD, Ratio: 2.85, Capacity: 20,000 Lbs...

Condition	Used
Rear End	2.85 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 126
Will Fit Year(s)	2021
Part Number	C11-00051-620
Stock Number	P-500910
MLS Number	14264484
Category	Axle Assemblies, Rear
Last Updated	5/13/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit RT40-NFD Rear Axle Assembly for a 2021 Freightliner Cascadia 126

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(Used) 2021 Freightliner Cascadia 126, COMPLETE REAR REAR TANDEM- Part Number: C11-00051-620, Serial Number: 771195A0150933, Make: Detroit, Model: RT40-NFD, Ratio: 2.85, Capacity: 20,000 Lbs...

Condition	Used
Rear End	2.85 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 126
Will Fit Year(s)	2021
Part Number	C11-00051-620
Stock Number	P-501023
MLS Number	14270540
Category	Axle Assemblies, Rear
Last Updated	6/15/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Detroit DA-RT40.0-4T Rear Differential

$1,500 USD

Core - DA-RT40.0-4T NFD (RT40-NFD-N Rear) - 2.41 Ratio - Grade C - Rewbuildable - Broken Gear set, Core Unit sold as is.

Condition	Used
Rear End	2.41 ratio
Stock Number	29362
MLS Number	14333246
Category	Differentials, Rear
Last Updated	4/25/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

2016 Detroit DA-F-12.5-3 Front Axle Assembly

$850 USD

Detroit DA-F-12.5-3 Front Axle, 12.5lk Capacity, 33" Spring Centers, 4" Spring Width, 10 Hole Pilot, Air Drum Brakes. signs of normal use

Condition	Used
Capacity	12500
Stock Number	4330-4
MLS Number	14064805
Category	Axle Assemblies, Front
Last Updated	4/25/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

2017 Detroit DA-F-10.0-3 Front Axle Assembly for a Freightliner M2 106

$750 USD

Detroit DA-F-10.0-3 Front Axle, 10,000 Capacity, 32" Center To Center, 3" Spring Width 10 Hole Pilot, Air Disc Brakes, ABS.

Condition	Used
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	M2 106
Capacity	10000
Stock Number	4395-6
MLS Number	14234519
Category	Axle Assemblies, Front
Last Updated	4/22/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

2018 Detroit DA-F-13.3-3 Front Axle Assembly for a Freightliner CASCADIA

$850 USD

Detorit DA-F-13.3-3 Front Axle, Complete, 13.3k, 10 Hole Pilot, Drum Air Brakes, Casting # A6803318301

Condition	Used
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	CASCADIA
Capacity	13300
Stock Number	4180-8
MLS Number	13909148
Category	Axle Assemblies, Front
Last Updated	4/22/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

2019 Detroit DA-F-12.0-3 Front Axle Assembly for a Freightliner Cascadia 126

$850 USD

DA-F-12.0-3 (F12-3N) Front Axle, 12K, 33" Spring Centers, 4" Spring Width, 10 Hole Pilot, Air Disc Brakes.

Condition	Used
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	Cascadia 126
Capacity	12000
Stock Number	UPP-233968-7
MLS Number	14325509
Category	Axle Assemblies, Front
Last Updated	4/22/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

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

$1,500 USD

Core - DA-RT-40.0-4S HH (RT40-NFD Rear) - 2.85 Ratio - Grade D - broken gear set, burnt pinion bearings, good case. core unit sold as-is.

Condition	Used
Rear End	2.85 ratio
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	Cascadia 126
Stock Number	28877
MLS Number	14319900
Category	Differentials, Rear
Last Updated	4/18/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

(855) 370-___ SHOW
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2018 Detroit RT40.0-4 Rear Axle Housing for a Freightliner Cascadia

$850 USD

(USED) Detroit RT40.0-4 Brake Type: AIR DISC Wheel Type: PILOT Suspension: AIRLINER Track Width : 73 DOES NOT INCLUDE BRAKE CALIPERS

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia
Stock Number	25981079
MLS Number	14318868
Category	Axle Housings, Rear
Last Updated	4/18/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(855) 370-___ SHOW
NUMBERCall Seller

2017 Detroit AF-12.0-3 Front Axle Assembly for a Freightliner Cascadia

$786 USD

(USED) Detroit AF-12.0-3 Rating: 12000 Brake Type: AIR DRUM Spring Center: 33 Wheel Type: 10 BOLT PILOT ABS, NON-UNITIZED

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	CASCADIA
Stock Number	25807135
MLS Number	13629142
Category	Axle Assemblies, Front
Last Updated	4/19/2026
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

2021 Detroit DA-RT-40.0-4S Rear Differential for a Freightliner Cascadia 126

$1,500 USD

Core - DA-RT40.0-4S (RT40-NFD Rear) - 2.85 Ratio - grade c - rebuildable - pited bearings, gearset looks good. core unit sold as is.

Condition	Used
Rear End	2.85 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 126
Stock Number	29475
MLS Number	14318356
Category	Differentials, Rear
Last Updated	4/17/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

Detroit DA-RT-40.0-4S Rear Differential for a Freightliner

$1,500 USD

Core- DA-RT40.0-4S (RT40-NFD Rear) - 2.85 Ratio - Grade C - rebuildable - blown side gears, worn pinion, core unit sold as-is.

Condition	Used
Rear End	2.85 ratio
Fits To Make(s)	Freightliner
Stock Number	29359
MLS Number	14318352
Category	Differentials, Rear
Last Updated	4/17/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

2015 Detroit DA-F-12.0-3 Front Axle Assembly for a Freightliner CASCADIA

$850 USD

Detroit DA-F-12.0-3 Front Axle, 33" Center to Center, 4" Spring Width, 10 Hole Pilot, Air Drum Brakes.

Condition	Used
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	CASCADIA
Capacity	12000
Stock Number	4392-4
MLS Number	14222421
Category	Axle Assemblies, Front
Last Updated	4/22/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

2017 Detroit DA-F-13.3-3 Front Axle Assembly for a Freightliner CASCADIA

$850 USD

Detroit DA-F-13.3-3 Front Axle, 33" Center to Center, 4" Spring Width, 13,300 Capacity, 10 Hole Pilot, Air Drum Brakes. S/N- 739912-A686730.

Condition	Used
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	CASCADIA
Capacity	13300
Stock Number	4357-4
MLS Number	14124015
Category	Axle Assemblies, Front
Last Updated	4/22/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

2017 Detroit DA-F-13.3-3 Front Axle Assembly for a Freightliner Cascadia 125

$850 USD

Detroit DA-F-13.3-3 Front Axle, 13.3K, 33" Center to Center, 4" Spring Width, 10 Hole Pilot, Air Drum Brakes. P/N C10-00008-106, Beam P/N A6813310301

Condition	Used
Fits To Make(s)	FREIGHTLINER
Fits To Model(s)	Cascadia 125
Capacity	13300
Stock Number	4344-4
MLS Number	14095172
Category	Axle Assemblies, Front
Last Updated	4/22/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment