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Alliance RT40-4N Truck Parts For Sale

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Axles & Differentials (143)   Axle Assemblies, Rear (16)   Axle Housings, Front (5)   Axle Housings, Rear (5)   Axle Housings (5)   Axle Shafts (4)   Differentials, Front (45)   Differentials, Rear (62)   Differentials, Unspecified (1)Frame & Chassis (30)   Front & Rear Cutoffs (Clip Cuts) (30)
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Showing 101 - 125 of 173 Listings

101 - 125 of 173 listings
101 - 125 of 173 listings
Alliance RT40-4N Rear Differential for a 2007 Freightliner ST120

Alliance RT40-4N Rear Differential for a 2007 Freightliner ST120

$1,500 USD
Used, RT40-4N, From Truck # 586, Ratio 3.23 - Ratio: 3.23;Locker?: NO locker: NO, Core Charge: 300.00, Ratio: 3.23
ConditionUsed
Rear End3.23 ratio
Fits To Make(s)Freightliner
Fits To Model(s)ST120
Will Fit Year(s)2007
Stock Number166759
MLS Number13125953
CategoryDifferentials, Rear
Last Updated6/13/2026
Location
Louisville, KY, US
Sold By
River City Truck Parts
(855) 465-___  SHOW
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River City Truck Parts
Alliance RT40-4N Front Differential

Alliance RT40-4N Front Differential

$2,500 USD
Remanufactured Alliance RT40-4N front, rear differential assembly. 3.58 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered
Quantity2
ConditionRemanufactured
Rear End3.58 ratio
Fits To Make(s)ALLIANCE
Fits To Model(s)RT40-4N
Stock NumberBP TRS RT40-4N/3.58
MLS Number14050468
CategoryDifferentials, Front
Last Updated4/28/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rydemore Heavy Duty Truck Parts
Alliance RT40-4N Front Differential

Alliance RT40-4N Front Differential

$2,500 USD
Remanufactured Alliance RT40-4N front, rear differential assembly. 2.62 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered
ConditionRemanufactured
Rear End2.62 ratio
Fits To Make(s)ALLIANCE
Fits To Model(s)RT40-4N
Stock NumberBP TRS RT40-4NF/2.6
MLS Number14050659
CategoryDifferentials, Front
Last Updated3/2/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rydemore Heavy Duty Truck Parts
Alliance RT40-4N Front Differential

Alliance RT40-4N Front Differential

$2,500 USD
Remanufactured Alliance RT40-4N front, rear differential assembly. 2.85 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered
ConditionRemanufactured
Rear End2.85 ratio
Fits To Make(s)ALLIANCE
Fits To Model(s)RT40-4N
Stock NumberBP TRS RT40-4N/2.85
MLS Number14050555
CategoryDifferentials, Front
Last Updated3/2/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rydemore Heavy Duty Truck Parts
Alliance RT40-4N Front Differential

Alliance RT40-4N Front Differential

$3,000 USD
Remanufactured Alliance RT40-4N locking front, rear differential assembly. 3.58 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered
Quantity2
ConditionRemanufactured
Rear End3.58 ratio
Fits To Make(s)ALLIANCE
Fits To Model(s)RT40-4N
Stock NumberBP TRS RT40-4N/3.58
MLS Number14050551
CategoryDifferentials, Front
Last Updated3/2/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rydemore Heavy Duty Truck Parts
Alliance RT40-4N Front Differential

Alliance RT40-4N Front Differential

$2,500 USD
Remanufactured Alliance RT40-4N front, rear differential assembly. 3.42 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered
Quantity2
ConditionRemanufactured
Rear End3.42 ratio
Fits To Make(s)ALLIANCE
Fits To Model(s)RT40-4N
Stock NumberBP TRS RT40-4N/3.42
MLS Number14050369
CategoryDifferentials, Front
Last Updated3/2/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rydemore Heavy Duty Truck Parts
Alliance RT40-4N Front Differential

Alliance RT40-4N Front Differential

$2,500 USD
Remanufactured Alliance RT40-4N front, rear differential assembly. 3.23 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered
ConditionRemanufactured
Rear End3.23 ratio
Fits To Make(s)ALLIANCE
Fits To Model(s)RT40-4N
Stock NumberBP TRS RT40-4N/3.23
MLS Number14050368
CategoryDifferentials, Front
Last Updated3/2/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rydemore Heavy Duty Truck Parts
Alliance RT40-4N Rear Differential

Alliance RT40-4N Rear Differential

$1,500 USD
Remanufactured Alliance RT40-4N rear, rear differential assembly. 4.78 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered
ConditionRemanufactured
Rear End4.78 ratio
Fits To Make(s)ALLIANCE
Fits To Model(s)RT40-4N
Stock NumberBP TRS RT40-4N/4.78
MLS Number14050655
CategoryDifferentials, Rear
Last Updated12/18/2025
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rydemore Heavy Duty Truck Parts
Alliance RT40-4N Rear Differential

Alliance RT40-4N Rear Differential

$1,500 USD
Remanufactured Alliance RT40-4N rear, rear differential assembly. 3.42 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered
Quantity2
ConditionRemanufactured
Rear End3.42 ratio
Fits To Make(s)ALLIANCE
Fits To Model(s)RT40-4N
Stock NumberBP TRS RT40-4N/3.42
MLS Number14050497
CategoryDifferentials, Rear
Last Updated12/18/2025
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rydemore Heavy Duty Truck Parts
Alliance RT40-4N Rear Differential

Alliance RT40-4N Rear Differential

$1,500 USD
Remanufactured Alliance RT40-4N rear, rear differential assembly. 3.31 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered
ConditionRemanufactured
Rear End3.31 ratio
Fits To Make(s)ALLIANCE
Fits To Model(s)RT40-4N
Stock NumberBP TRS RT40-4N/3.31
MLS Number14050478
CategoryDifferentials, Rear
Last Updated12/18/2025
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rydemore Heavy Duty Truck Parts
Rockwell Front Differential for a Freightliner Cascadia

2017 Rockwell Front Differential for a Freightliner Cascadia

$1,250 USD
GTO BE SHURE TO COMPARE WITH CUSTOMERS DIFFERINTIAL..IS HIS TROUGH SHAFT ON THE DRIVERS SIDE OR PASSENGER SIDE...HAS TO BE THE SAME EXACT MODEL NUMBER..ALWAYS COUNT TEETH ON RING AND PINION...
ConditionUsed
Rear End3.08 ratio
Fits To Make(s)FREIGHTLINER
Fits To Model(s)Cascadia
Stock Number25444
MLS Number11120146
CategoryDifferentials, Front
Last Updated12/15/2025
Location
Douglas, GA, US
Sold By
American Truck Parts, Inc.
(877) 254-___  SHOW
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American Truck Parts, Inc.
Alliance Front Differential for a Freightliner Cascadia

2012 Alliance Front Differential for a Freightliner Cascadia

$1,850 USD
USED TAKEOUT 2.85 RATIO MAKE SURE THAT EXACT MODEL NUMBER IS THE SAME AS CUSTOMERS IS..MAKE SURE WHITCH SIDE OUTPUT SHAFT IS ON,COUNT TEETH TO COMPARE RATIO
ConditionUsed
Rear End2.85 ratio
Fits To Make(s)FREIGHTLINER
Fits To Model(s)Cascadia
Stock Number28241
MLS Number13950590
CategoryDifferentials, Front
Last Updated12/15/2025
Location
Douglas, GA, US
Sold By
American Truck Parts, Inc.
(877) 254-___  SHOW
NUMBERCall Seller
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American Truck Parts, Inc.
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