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Remanufactured Rockwell RS21145 Rear Differentials For Sale

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Differentials, Rear (16)
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Rockwell (16)
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RS21145 (16)
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Remanufactured (16)
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Showing 1 - 16 of 16 Rear Differential Listings

1 - 16 of 16 listings
1 - 16 of 16 listings
Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

$1,000 USD
Remanufactured Rockwell RS-21-145 rear, rear differential assembly. 6.43 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered
ConditionRemanufactured
Rear End6.43 ratio
Fits To Make(s)ROCKWELL
Fits To Model(s)RS-21-145
Stock NumberBP TRS RS-21-145/6.
MLS Number14050719
CategoryDifferentials, Rear
Last Updated12/18/2025
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
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Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

$1,000 USD
Remanufactured Rockwell RS-21-145 rear, rear differential assembly. 5.13 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered
ConditionRemanufactured
Rear End5.13 ratio
Fits To Make(s)ROCKWELL
Fits To Model(s)RS-21-145
Stock NumberBP TRS RS-21-145/5.
MLS Number14050670
CategoryDifferentials, Rear
Last Updated12/18/2025
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
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Rydemore Heavy Duty Truck Parts
Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

$1,000 USD
Remanufactured Rockwell RS-21-145 rear, rear differential assembly. 3.73 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered
Quantity4
ConditionRemanufactured
Rear End3.73 ratio
Fits To Make(s)ROCKWELL
Fits To Model(s)RS-21-145
Stock NumberBP TRS RS-21-145/3.
MLS Number14050658
CategoryDifferentials, Rear
Last Updated12/18/2025
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
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Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

$1,000 USD
Remanufactured Rockwell RS-21-145 rear, rear differential assembly, 6.14 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered
Quantity2
ConditionRemanufactured
Rear End6.14 ratio
Fits To Make(s)ROCKWELL
Fits To Model(s)RS-21-145
Stock NumberBP TRS RS-21-145/6.
MLS Number14050642
CategoryDifferentials, Rear
Last Updated12/18/2025
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
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Rydemore Heavy Duty Truck Parts
Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

$1,000 USD
Remanufactured Rockwell RS-21-145 rear, rear differential assembly. 3.07 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered
ConditionRemanufactured
Rear End3.07 ratio
Fits To Make(s)ROCKWELL
Fits To Model(s)RS-21-145
Stock NumberBP TRS RS-21-145/3.
MLS Number14050623
CategoryDifferentials, Rear
Last Updated12/18/2025
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
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Rydemore Heavy Duty Truck Parts
Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

$1,000 USD
Remanufactured Rockwell RS-21-145 rear, rear differential assembly. 2.64 ratio.
Quantity4
ConditionRemanufactured
Rear End2.64 ratio
Fits To Make(s)ROCKWELL
Fits To Model(s)RS-21-145
Stock NumberBP TRS RS-21-145/2.
MLS Number14050592
CategoryDifferentials, Rear
Last Updated12/18/2025
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
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Rydemore Heavy Duty Truck Parts
Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

$1,000 USD
Remanufactured Rockwell RS-21-145 rear, rear differential assembly. 4.56 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered
Quantity2
ConditionRemanufactured
Rear End4.56 ratio
Fits To Make(s)ROCKWELL
Fits To Model(s)RS-21-145
Stock NumberBP TRS RS-21-145/4.
MLS Number14050578
CategoryDifferentials, Rear
Last Updated12/18/2025
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
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Rydemore Heavy Duty Truck Parts
Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

$1,000 USD
Remanufactured Rockwell RS-21-145 new style rear, rear differential assembly. 4.10 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered
ConditionRemanufactured
Rear End4.10 ratio
Fits To Make(s)ROCKWELL
Fits To Model(s)RS-21-145
Stock NumberBP TRS RS-21-145/4.
MLS Number14050556
CategoryDifferentials, Rear
Last Updated12/18/2025
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
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Rydemore Heavy Duty Truck Parts
Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

$1,000 USD
Remanufactured Rockwell rear, rear differential assembly. 4.88 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered
ConditionRemanufactured
Rear End4.88 ratio
Fits To Make(s)ROCKWELL
Fits To Model(s)RS-21-145
Stock NumberBP TRS RS-21-145/4.
MLS Number14050518
CategoryDifferentials, Rear
Last Updated12/18/2025
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
NUMBERCall Seller
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Rydemore Heavy Duty Truck Parts
Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

$1,000 USD
Remanufactured Rockwell RS-21-145 rear, rear differential assembly. 3.91 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered
ConditionRemanufactured
Rear End3.91 ratio
Fits To Make(s)ROCKWELL
Fits To Model(s)RS-21-145
Stock NumberBP TRS RS-21-145/3.
MLS Number14050457
CategoryDifferentials, Rear
Last Updated12/18/2025
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
NUMBERCall Seller
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Rydemore Heavy Duty Truck Parts
Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

$1,000 USD
Remanufactured Rockwell RS-21-145 rear, rear differential assembly. 2.79 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered
Quantity2
ConditionRemanufactured
Rear End2.79 ratio
Fits To Make(s)ROCKWELL
Fits To Model(s)RS-21-145
Stock NumberBP TRS RS-21-145/2.
MLS Number14050448
CategoryDifferentials, Rear
Last Updated12/18/2025
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
NUMBERCall Seller
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Rydemore Heavy Duty Truck Parts
Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

$1,000 USD
Remanufactured Rockwell RS21-145 rear, rear differential assembly. 4.10 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered
Quantity3
ConditionRemanufactured
Rear End4.10 ratio
Fits To Make(s)ROCKWELL
Fits To Model(s)RS-21-145
Stock NumberBP TRS RS-21-145/4.
MLS Number14050430
CategoryDifferentials, Rear
Last Updated12/18/2025
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
NUMBERCall Seller
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Rydemore Heavy Duty Truck Parts
Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

$1,000 USD
Remanufactured Rockwell RS-21-145 rear, rear differential assembly. 7.17 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered
Quantity3
ConditionRemanufactured
Rear End7.17 ratio
Fits To Make(s)ROCKWELL
Fits To Model(s)RS-21-145
Stock NumberBP TRS RS-21-145/7.
MLS Number14050391
CategoryDifferentials, Rear
Last Updated12/18/2025
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
NUMBERCall Seller
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Rydemore Heavy Duty Truck Parts
Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

$1,000 USD
Remanufactured Rockwell RS21-145 rear, rear differential assembly. 3.42 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered
Quantity4
ConditionRemanufactured
Rear End3.42 ratio
Fits To Make(s)ROCKWELL
Fits To Model(s)RS-21-145
Stock NumberBP TRS RS-21-145/3.
MLS Number14050378
CategoryDifferentials, Rear
Last Updated12/18/2025
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
NUMBERCall Seller
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Rydemore Heavy Duty Truck Parts
Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

$1,000 USD
Remanufactured Rockwell RS-21-145 rear, rear differential assembly. 3.58 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered
Quantity6
ConditionRemanufactured
Rear End3.58 ratio
Fits To Make(s)ROCKWELL
Fits To Model(s)RS-21-145
Stock NumberBP TRS RS-21-145/3.
MLS Number14050362
CategoryDifferentials, Rear
Last Updated12/18/2025
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
NUMBERCall Seller
Email Seller
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Rydemore Heavy Duty Truck Parts
Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

Rockwell RS21145 Rear Differential for a Rockwell RS-21-145

$1,000 USD
Remanufactured Rockwell RS-21-145 rear, rear differential assembly. 5.57 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered
ConditionRemanufactured
Rear End5.57 ratio
Fits To Make(s)ROCKWELL
Fits To Model(s)RS-21-145
Stock NumberBP TRS RS-21-145/5.
MLS Number14050338
CategoryDifferentials, Rear
Last Updated12/18/2025
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
NUMBERCall Seller
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Rydemore Heavy Duty Truck Parts
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