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Rockwell RS15120 Rear Differentials For Sale

Shop used and remanufactured Rockwell RS15120 Rear Differentials on MyLittleSalesman.com . Compare active listings with prices from $600 to $1,000. Sellers include Camions Lussier-Lussicam and Rydemore Heavy Duty Truck Parts. Filter by condition, price, or year to find the Rockwell RS15120 Rear Differential that fits your job.
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Showing 1 - 6 of 6 Rear Differential Listings

1 - 6 of 6 listings
1 - 6 of 6 listings
Rockwell RS15120 Rear Differential for a Rockwell RS-15-120

Rockwell RS15120 Rear Differential for a Rockwell RS-15-120

$600 USD
Good used Rockwell RS-15-120 rear, rear differential assembly. 4.10 Ratio. 90 day guarantee for swap or refund,
ConditionUsed
Rear End4.10 ratio
Fits To Make(s)ROCKWELL
Fits To Model(s)RS-15-120
Stock NumberRyd RS15-120/4.10/3
MLS Number10744547
CategoryDifferentials, Rear
Last Updated2/24/2026
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 RS15120 Rear Differential for a Rockwell RS-15-120

Rockwell RS15120 Rear Differential for a Rockwell RS-15-120

$600 USD
Good used Rockwell RS-15-120 rear, rear differential assembly. 4.30 Ratio. 90 day guarantee for swap or refund,
ConditionUsed
Rear End4.30 ratio
Fits To Make(s)ROCKWELL
Fits To Model(s)RS-15-120
Stock NumberRyd RS-15-120/4.30/
MLS Number12159544
CategoryDifferentials, Rear
Last Updated2/26/2026
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 RS15120 Rear Differential for a Rockwell RS-15-120

Rockwell RS15120 Rear Differential for a Rockwell RS-15-120

$1,000 USD
Remanufactured Rockwell RS-15-120 rear, rear differential assembly. 5.29 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered
ConditionRemanufactured
Rear End5.29 ratio
Fits To Make(s)ROCKWELL
Fits To Model(s)RS-15-120
Stock NumberBP TRS RS-15-120/5.
MLS Number14050705
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 RS15120 Rear Differential for a Rockwell RS-15-120

Rockwell RS15120 Rear Differential for a Rockwell RS-15-120

$1,000 USD
Remanufactured Rockwell RS-15-120 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-15-120
Stock NumberBP TRS RS-15-120/5.
MLS Number14050680
CategoryDifferentials, Rear
Last Updated12/18/2025
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
NUMBERCall Seller
Email Seller
Save
Rydemore Heavy Duty Truck Parts
Rockwell RS15120 Rear Differential for a Rockwell RS-15-120

Rockwell RS15120 Rear Differential for a Rockwell RS-15-120

$1,000 USD
Remaufactured Rockwell RS-15-120 rear, rear differential assemlby. 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-15-120
Stock NumberBP TRS RS-15-120/4.
MLS Number14050674
CategoryDifferentials, Rear
Last Updated12/18/2025
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
NUMBERCall Seller
Email Seller
Save
Rydemore Heavy Duty Truck Parts
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