Used Alliance Axles & Differentials For Sale

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Differentials, Rear

Axle Shafts

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1 - 25 of 663 listings

Alliance RTL40-4NR391 Front Differential

Recently Updated

$2,500 USD

Condition	Used
Rear End	3.91 ratio
Fits To Make(s)	ALLIANCE
Fits To Model(s)	RTL40-4NR391
Stock Number	2585779
MLS Number	14180127
Category	Differentials, Front
Last Updated	9/23/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

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2014 Alliance RT40-4N Rear Axle Assembly

Recently Updated

$1,950.34 USD

Condition	Used
Rear End	3.58 ratio
Fits To Make(s)	ALLIANCE
Fits To Model(s)	RT40-4N
Capacity	NA
Stock Number	2370600
MLS Number	12896785
Category	Axle Assemblies, Rear
Last Updated	9/22/2026
Location	Easton, MD, US
Sold By	LKQ Heavy Truck

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2014 Alliance RT40-4N Rear Axle Assembly

Recently Updated

$2,500.34 USD

771AAC-A110055T

Condition	Used
Rear End	3.58 ratio
Fits To Make(s)	ALLIANCE
Fits To Model(s)	RT40-4N
Capacity	NA
Stock Number	2370599
MLS Number	12896784
Category	Axle Assemblies, Rear
Last Updated	9/22/2026
Location	Easton, MD, US
Sold By	LKQ Heavy Truck

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2009 Used Alliance Passenger Side Spindle

Newly Listed

$351 USD

Used Alliance Passenger Side Spindle, Side: Passenger, ABS: Yes

Condition	Used
Fits To Make(s)	Alliance
Fits To Model(s)	F120-3N
Will Fit Year(s)	2009
Side	Passenger
Part Number	6803320902
Stock Number	401-21678
MLS Number	14616454
Category	Spindles / Knuckles
Last Updated	9/22/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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2017 Alliance RT40-4N Rear Axle Housing

Recently Updated

$723.24 USD

Condition	Used
Suspension	AirLiner
Rear End	2.41 ratio
Fits To Make(s)	ALLIANCE
Fits To Model(s)	RT40-4N
Capacity	40,000
Stock Number	2394089
MLS Number	12786243
Category	Axle Housings, Rear
Last Updated	9/19/2026
Location	Wykoff, MN, US
Sold By	LKQ Heavy Truck

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2017 Alliance RT40-4N Front Axle Housing

Recently Updated

$1,400.24 USD

Condition	Used
Suspension	AirLiner
Rear End	2.41 ratio
Fits To Make(s)	ALLIANCE
Fits To Model(s)	RT40-4N
Capacity	40,000
Stock Number	2394088
MLS Number	12838571
Category	Axle Housings, Front
Last Updated	9/19/2026
Location	Wykoff, MN, US
Sold By	LKQ Heavy Truck

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2017 Alliance RT40-4NR253 Rear Differential

Recently Updated

$950.24 USD

Condition	Used
Rear End	2.53 ratio
Fits To Make(s)	ALLIANCE
Fits To Model(s)	RT40-4NR253
Stock Number	2271426
MLS Number	13644047
Category	Differentials, Rear
Last Updated	9/19/2026
Location	Wykoff, MN, US
Sold By	LKQ Heavy Truck

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2017 Alliance RT40-4NR253 Front Differential

Recently Updated

$1,450.25 USD

Condition	Used
Rear End	2.53 ratio
Fits To Make(s)	ALLIANCE
Fits To Model(s)	RT40-4NR253
Stock Number	2271425
MLS Number	14208230
Category	Differentials, Front
Last Updated	9/19/2026
Location	Wykoff, MN, US
Sold By	LKQ Heavy Truck

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Alliance RT40-4N Rear Axle Assembly

$650 USD

RT40-4N, FREIGHTLINER 2 BOLT, 15+1

Condition	Used
Fits To Make(s)	ALLIANCE
Fits To Model(s)	RT40-4N
Capacity	20,000 LBS
Stock Number	2699744
MLS Number	14612647
Category	Axle Assemblies, Rear
Last Updated	9/18/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

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Alliance RT40-4N Rear Axle Assembly

$950 USD

RT40-4N, FREIGHTLINER 2 BOLT, 15+1

Condition	Used
Fits To Make(s)	ALLIANCE
Fits To Model(s)	RT40-4N
Capacity	20,000 LBS
Stock Number	2699742
MLS Number	14612646
Category	Axle Assemblies, Rear
Last Updated	9/18/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

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2016 Alliance RT40-4NR241 Rear Differential

$950.14 USD

Condition	Used
Rear End	2.41 ratio
Fits To Make(s)	ALLIANCE
Fits To Model(s)	RT40-4NR241
Stock Number	2336616
MLS Number	14136585
Category	Differentials, Rear
Last Updated	9/16/2026
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

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2016 Alliance RT40-4NR241 Front Differential

$1,750.25 USD

Condition	Used
Rear End	2.41 ratio
Fits To Make(s)	ALLIANCE
Fits To Model(s)	RT40-4NR241
Stock Number	2336615
MLS Number	14136584
Category	Differentials, Front
Last Updated	9/16/2026
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

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2014 Alliance ARS19.0.2 Rear Axle Assembly

$1,750 USD

ALLIANCE ARS19.0.2, FREIGHTLINER AIR LINER, 15+1

Condition	Used
Rear End	5.13 ratio
Fits To Make(s)	ALLIANCE
Fits To Model(s)	ARS19.0.2
Capacity	19,000
Stock Number	2696456
MLS Number	14601162
Category	Axle Assemblies, Rear
Last Updated	9/12/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

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2018 Alliance RT40-4NR285 Front Differential

$1,750.25 USD

Condition	Used
Rear End	2.85 ratio
Fits To Make(s)	ALLIANCE
Fits To Model(s)	RT40-4NR285
Stock Number	2279973
MLS Number	13114769
Category	Differentials, Front
Last Updated	9/12/2026
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

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Alliance Rear Differential

$950 USD

GOOD USED ALLIANCE REAR/REAR DIFFERENTIAL ART400-4 MOD# RT40-4N 3.42 RATIO EXC. VIN# 1FUJGEDR5DSFD2139

Condition	Used
Stock Number	144648
MLS Number	13094560
Category	Differentials, Rear
Last Updated	9/10/2026
Location	Oil City, LA, US
Sold By	Bobby Johnson Equipment Co., Inc.

(855) 946-___ SHOW
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2020 Alliance ARS21.0.4R614 Rear Differential

$950.14 USD

MILEAGE - 103,609

Condition	Used
Rear End	6.14 ratio
Fits To Make(s)	ALLIANCE
Fits To Model(s)	ARS21.0.4R614
Stock Number	2690777
MLS Number	14594705
Category	Differentials, Rear
Last Updated	9/10/2026
Location	Jackson, MS, US
Sold By	LKQ Heavy Truck

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2009 Used Alliance Driver Side

$406 USD

Used Alliance Driver Side, Side: Driver, ABS: Yes

Condition	Used
Fits To Make(s)	Alliance
Fits To Model(s)	F120-3N
Will Fit Year(s)	2009
Side	Driver
Part Number	6803321201
Stock Number	401-21677
MLS Number	14593773
Category	Spindles / Knuckles
Last Updated	9/10/2026
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

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Alliance RT40-4N Front Axle Housing

$1,400 USD

RT40-4N, 2 BOLT RIGHT, FRTLINER,

Condition	Used
Fits To Make(s)	ALLIANCE
Fits To Model(s)	RT40-4N
Stock Number	2696575
MLS Number	14592003
Category	Axle Housings, Front
Last Updated	9/9/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

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Alliance RT40-4N Front Axle Housing

$1,400 USD

RT40-4N, 2 BOLT RIGHT, FRTLINER

Condition	Used
Fits To Make(s)	ALLIANCE
Fits To Model(s)	RT40-4N
Stock Number	2696572
MLS Number	14592002
Category	Axle Housings, Front
Last Updated	9/9/2026
Location	Toledo, OH, US
Sold By	LKQ Heavy Truck

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Alliance DART-400-4N Rear Differential

$1,200 USD

Good used Alliance Dart 400-4N rear, rear differential assembly. 2.85 ratio 90 day guarantee for swap or refund

Condition	Used
Rear End	2.85 ratio
Stock Number	Ryd DART-400-4N/2.8
MLS Number	12281044
Category	Differentials, Rear
Last Updated	9/11/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

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2015 Alliance R21-4N Rear Axle Assembly

$1,500 USD

ALLIANCE R21-4N, 5.56 RATIO

Condition	Used
Rear End	5.56 ratio
Fits To Make(s)	ALLIANCE
Fits To Model(s)	R21-4N
Capacity	21,000LBS
Stock Number	2545984
MLS Number	13800184
Category	Axle Assemblies, Rear
Last Updated	9/4/2026
Location	Easton, MD, US
Sold By	LKQ Heavy Truck

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2018 Alliance R21-4N Rear Axle Assembly

$1,500.24 USD

ALLIANCE R21-4N, 5.22 RATIO,

Condition	Used
Rear End	5.22 ratio
Fits To Make(s)	ALLIANCE
Fits To Model(s)	R21-4N
Capacity	21,000 LBS
Stock Number	R18H0453
MLS Number	12172527
Category	Axle Assemblies, Rear
Last Updated	9/4/2026
Location	Easton, MD, US
Sold By	LKQ Heavy Truck

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2018 Alliance RT40-4NR308 Rear Differential

$950.24 USD

Condition	Used
Rear End	3.08 ratio
Fits To Make(s)	ALLIANCE
Fits To Model(s)	RT40-4NR308
Stock Number	2663865
MLS Number	14439440
Category	Differentials, Rear
Last Updated	9/9/2026
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

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2018 Alliance RT40-4N Rear Axle Housing

$1,085 USD

Condition	Used
Fits To Make(s)	ALLIANCE
Fits To Model(s)	RT40-4N
Stock Number	2663863
MLS Number	14439438
Category	Axle Housings, Rear
Last Updated	9/9/2026
Location	Athens, GA, US
Sold By	LKQ Heavy Truck

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2018 Alliance RT40-4N Front Axle Housing

$1,964.29 USD

Condition	Used
Fits To Make(s)	ALLIANCE
Fits To Model(s)	RT40-4N
Stock Number	2663862
MLS Number	14439437
Category	Axle Housings, Front
Last Updated	9/9/2026
Location	Athens, GA, US
Sold By	LKQ Heavy Truck