Axle Alliance RT40-4N Truck Parts For Sale

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Axle Alliance RT40-4N Front Differential for a 2016 Freightliner Cascadia

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MILES 441526, Ratio: 308

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia
Will Fit Year(s)	2016
Stock Number	GY9012-2
MLS Number	12627779
Category	Differentials, Front
Last Updated	2/10/2024
Location	Farr West, UT, US
Sold By	Rocky Mountain Truck Parts

Axle Alliance RT40-4N Rear Differential for a 2015 Freightliner Cascadia 125

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(Used) 2015 Freightliner Cascadia 125, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00042-045, Serial Number: 771AAC-A142777T, Make: Axle Alliance, Model: RT40-4N, Ratio: 2.53, Capacity:...

Condition	Used
Rear End	2.53 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2015
Part Number	C11-00042-045
Stock Number	P-58753
MLS Number	12297967
Category	Differentials, Rear
Last Updated	12/19/2023
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Axle Alliance RT40-4N Rear Axle Housing for a 2015 Freightliner Cascadia 125

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(Used) 2015 Freightliner Cascadia 125, REAR DIFFERENTIAL HOUSING ONLY- Part Number: C11-00042-045, Serial Number: 771AAC-A142777T, Make: Axle Alliance, Model: RT40-4N, Capacity: 20,000 Lbs...

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2015
Part Number	C11-00042-045
Stock Number	P-58752
MLS Number	12297966
Category	Axle Housings, Rear
Last Updated	2/9/2026
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Axle Alliance RT40-4N Rear Axle Assembly for a 2015 Freightliner Cascadia 125

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(Used) 2015 Freightliner Cascadia 125, COMPLETE REAR REAR TANDEM- Part Number: C11-00042-045, Serial Number: 771AAC-A142777T, Make: Axle Alliance, Model: RT40-4N, Ratio: 2.53, Capacity:...

Condition	Used
Rear End	2.53 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2015
Part Number	C11-00042-045
Stock Number	P-58750
MLS Number	12297964
Category	Axle Assemblies, Rear
Last Updated	12/19/2023
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Axle Alliance RT40-4N Rear Axle Housing for a 2015 Freightliner Cascadia 125

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(Used) 2015 Freightliner Cascadia 125, FRONT DIFFERENTIAL HOUSING ONLY- Part Number: C11-00042-045, Serial Number: 771AAC-A142777H, Make: Axle Alliance, Model: RT40-4N, Ratio: 2.53,...

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2015
Part Number	C11-00042-045
Stock Number	P-58739
MLS Number	12297954
Category	Axle Housings, Rear
Last Updated	9/30/2025
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Axle Alliance RT40-4N Front Differential for a 2015 Freightliner Cascadia 125

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(Used) 2015 Freightliner Cascadia 125, COMPLETE FRONT REAR TANDEM- Part Number: C11-00042-045, Serial Number: 771AAC-A142777H, Make: Axle Alliance, Model: RT40-4N, Ratio: 2.53, Capacity:...

Condition	Used
Rear End	2.53 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2015
Part Number	C11-00042-045
Stock Number	P-58732
MLS Number	12297947
Category	Differentials, Front
Last Updated	12/19/2023
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Axle Alliance RT40-4N Cutoff for a 2015 Freightliner Cascadia 125

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(Used) 2015 Freightliner Cascadia 125, TANDEM CUTOFF- Part Number: C11-00042-045, Serial Number: 771AAC-A142777H, 771AAC-A142777T, Make: Axle Alliance Model: RT40-4N, Ratio: 2.53, Capacity...

Condition	Used
Rear End	2.53 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2015
Part Number	C11-00042-045
Stock Number	P-58728
MLS Number	12297943
Category	Front & Rear Cutoffs (Clip Cuts)
Last Updated	12/19/2023
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Axle Alliance RT40-4N Rear Differential for a 2015 Freightliner Cascadia 125

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(Used) 2015 Freightliner Cascadia 125, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Make: Axle Alliance, Model: RT40-4N, Serial Number: AAC14R1, Part Number: QA6813504330, Ratio: 3.30, Capacity:...

Condition	Used
Rear End	3.30 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2015
Part Number	QA6813504330
Stock Number	P-43208
MLS Number	11962402
Category	Differentials, Rear
Last Updated	12/18/2023
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Axle Alliance RT40-4N Rear Axle Housing for a 2015 Freightliner Cascadia 125

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(Used) 2015 Freightliner Cascadia 125, COMPLETE REAR DIFFERENTIAL HOUSING ONLY- Make: Axle Alliance, Model: RT40-4N, Serial Number: AAC14R1, Part Number: QA6813504330, Ratio: 3.30, Capacity:...

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2015
Part Number	QA6813504330
Stock Number	P-43207
MLS Number	11962401
Category	Axle Housings, Rear
Last Updated	12/18/2023
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Axle Alliance RT40-4N Rear Axle Assembly for a 2015 Freightliner Cascadia 125

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(Used) 2015 Freightliner Cascadia 125, COMPLETE REAR REAR TANDEM- Make: Axle Alliance, Model: RT40-4N, Serial Number: AAC14R1, Part Number: QA6813504330, Ratio: 3.30, Capacity: 20,000 Lbs,...

Condition	Used
Rear End	3.30 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2015
Part Number	QA6813504330
Stock Number	P-43202
MLS Number	11962396
Category	Axle Assemblies, Rear
Last Updated	12/18/2023
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Axle Alliance RT40-4N Front Differential for a 2015 Freightliner Cascadia 125

$1,149.99 USD

(Used) 2015 Freightliner Cascadia 125, COMPLETE FRONT DIFFERENTIAL GEARS ONLY- Make: Axle Alliance, Model: RT40-4N, Serial Number: AAC14R1, Part Number: QA6813504330, Ratio: 3.30, Capacity:...

Condition	Used
Rear End	3.30 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2015
Part Number	QA6813504330
Stock Number	P-43197
MLS Number	11962391
Category	Differentials, Front
Last Updated	6/7/2024
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Axle Alliance RT40-4N Rear Axle Housing for a 2015 Freightliner Cascadia 125

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(Used) 2015 Freightliner Cascadia 125, COMPLETE FRONT DIFFERENTIAL HOUSING ONLY- Make: Axle Alliance, Model: RT40-4N, Serial Number: 771AAC-A135284H, Part Number: C11-00042-629, Ratio: 3.30,...

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2015
Part Number	QA6813504330
Stock Number	P-43196
MLS Number	11962390
Category	Axle Housings, Rear
Last Updated	12/18/2023
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Axle Alliance RT40-4N Front Differential for a 2015 Freightliner Cascadia 125

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(Used) 2015 Freightliner Cascadia 125, COMPLETE FRONT REAR TANDEM- Make: Axle Alliance, Model: RT40-4N, Serial Number: AAC14R1, Part Number: QA6813504330, Ratio: 3.30, Capacity: 20,000 Lbs,...

Condition	Used
Rear End	3.30 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2015
Part Number	QA6813504330
Stock Number	P-43194
MLS Number	11962388
Category	Differentials, Front
Last Updated	12/18/2023
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Axle Alliance RT40-4N Cutoff for a 2015 Freightliner Cascadia 125

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(Used) 2015 Freightliner Cascadia 125, TANDEM CUTOFF- Make: Axle Alliance, Model: RT40-4N, Serial Number: AAC14R1, Part Number: QA6813504330, Ratio: 3.30, Capacity: 40,000 Lbs, Hub Bolts: 10...

Condition	Used
Rear End	3.58 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2015
Part Number	QA6813504330
Stock Number	P-43189
MLS Number	11962384
Category	Front & Rear Cutoffs (Clip Cuts)
Last Updated	12/18/2023
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Axle Alliance RT40-4N Cutoff for a 2014 Freightliner Coronado 12

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(Used) 2014 Freightliner Coronado 12, TANDEM CUTOFF- Make: Axle Alliance, Model: RT40-4N, Capacity: 20,000 Lbs, Ratio: 3.42, Hub Bolts: 10, Brake Type:Drum, For more information about...

Condition	Used
Rear End	3.42 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Coronado 12
Will Fit Year(s)	2014
Stock Number	P-40366
MLS Number	11890831
Category	Front & Rear Cutoffs (Clip Cuts)
Last Updated	12/18/2023
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Axle Alliance RT40-4N Rear Axle Assembly for a 2007 Freightliner M2 106

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(Used) 2007 Freightliner M2 106, COMPLETE REAR AXLE- Make: Axle Alliance, Model: RT40-4N, Ratio: 5.22, OEM#: C3121T2984, Serial Number: AVH06068659, Part Number: A6813504230, Hub Bolts: 10,...

Condition	Used
Rear End	5.22 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	M2 106
Will Fit Year(s)	2007
Part Number	A6813504230
Stock Number	P-36419
MLS Number	11790181
Category	Axle Assemblies, Rear
Last Updated	12/18/2023
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Axle Alliance RT40-4N Cutoff for a 2015 Freightliner Cascadia 125

$2,995 USD

(Used) 2015 Freightliner Cascadia 125, TANDEM CUTOFF- Make: Detroit Axle Alliance, Model: RT40-4N, Front Axle Serial Number: 771AAC-A148938H, Rear Axle Serial Number: 771AAC- A148938T, Hub...

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2015
Stock Number	P-29274
MLS Number	11309158
Category	Front & Rear Cutoffs (Clip Cuts)
Last Updated	12/18/2023
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Axle Alliance RT40-4N Cutoff for a 2015 Freightliner Cascadia 125

$2,995 USD

(Used) 2015 Freightliner Cascadia 125, TANDEM CUTOFF- Make: Detroit Axle Alliance, Model: RT40-4N, Ratio: 3.23, Hub Bolts: 10, Brake Type: Drum Brakes, Serial Number: 771AAC-A125331H, Part...

Condition	Used
Rear End	3.23 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2015
Part Number	C11-00042-50L
Stock Number	P-28823
MLS Number	11268482
Category	Front & Rear Cutoffs (Clip Cuts)
Last Updated	12/18/2023
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Axle Alliance RT40-4N Cutoff for a 2014 Freightliner Cascadia 125

$2,995.99 USD

(Used) 2014 Freightliner Cascadia 125, TANDEM CUTOFF- Make: Detroit Axle, Model: DA-RT-40.0-4, Ratio: 3.42, Suspension: Air Liner, Hub Bolts: 10, For more information about this item, give...

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2014
Stock Number	P-27414
MLS Number	11125945
Category	Front & Rear Cutoffs (Clip Cuts)
Last Updated	12/18/2023
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Axle Alliance RT40-4N Cutoff for a 2013 Freightliner Cascadia 125

$2,995.99 USD

(USED) 2013 Freightliner Cascadia 125 - TANDEM CUTOFF - Make: Detroit. Model: RT40-4N Serial Number: 771AAC-A088789T. Hub Bolts: 10. Ratio: 3.42. Brake Type: Air Wedge. For more information...

Condition	Used
Rear End	3.42 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2013
Stock Number	P-26743
MLS Number	11053606
Category	Front & Rear Cutoffs (Clip Cuts)
Last Updated	12/18/2023
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Axle Alliance RT40-4N Cutoff for a 2012 Freightliner Cascadia 125

$2,995 USD

(Used) 2012 Freightliner Cascadia 125, TANDEM CUTOFF- Make: Axle Alliance, Model: ART-40.0-4, Ratio: 3.42, Hub Bolts: 10, Suspension: Airliner, For more information about this item, give us...

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2012
Stock Number	P-19457
MLS Number	10480917
Category	Front & Rear Cutoffs (Clip Cuts)
Last Updated	12/18/2023
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

Axle Alliance RT40-4N Cutoff for a 2015 Freightliner Cascadia 125

$4,495 USD

Use 2015 Freightliner Cascadia 125, TANDEM CUTOFF, Make: Detroit Axle, Model: DA-RT-40.0-4, Brake type: air, Hub Bolts: 10, Suspension: Airliner, For more information about this item, give...

Condition	Used
Rear End	2.53 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2015
Stock Number	P-12037
MLS Number	10063538
Category	Front & Rear Cutoffs (Clip Cuts)
Last Updated	7/22/2025
Location	Elkton, MD, US
Sold By	CRG Heavy Truck Parts

(833) 541-___ SHOW
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Axle Alliance RT40-4N Rear Differential for a 2014 Freightliner Cascadia 125

$995 USD

ART40-4N RR 3.42 INSPECTED IN OUR GEAR SHOP 90 DAY WARRANTY, Ratio: 3.42

Condition	Used
Rear End	3.42 ratio
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 125
Will Fit Year(s)	2014
Stock Number	41023-8
MLS Number	12000033
Category	Differentials, Rear
Last Updated	3/8/2024
Location	Ucon, ID, US
Sold By	Holst Truck Parts

(833) 541-___ SHOW
NUMBERCall Seller

Axle Alliance RT40-4N Cutoff for a 2019 Freightliner Cascadia 123

$9,995 USD

LATE MODEL AND LOW MILE 30K AIRLINER SUSPENSION CUT OFF WITH ART40 REAR ENDS IN A 2.85 RATIO ////NOTES////, Axle Spline Count: N/A, Serial#: N/A, Core Charge: N/A, Hub Bolts: 10

Condition	Used
Fits To Make(s)	Freightliner
Fits To Model(s)	Cascadia 123
Will Fit Year(s)	2019
Stock Number	70719-5
MLS Number	9835992
Category	Front & Rear Cutoffs (Clip Cuts)
Last Updated	7/22/2025
Location	Ucon, ID, US
Sold By	Holst Truck Parts