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Eaton RDP40 Rear Differentials For Sale

Browse Eaton RDP40 Rear Differentials on MyLittleSalesman.com and compare listings with prices from $650 to $2,195. Sellers include Rydemore Heavy Duty Truck Parts, Camions Lussier-Lussicam, and Vander Haag's. Filter by condition, price, or year to quickly narrow down to the right Eaton RDP40 Rear Differential.
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Showing 1 - 25 of 29 Rear Differential Listings

1 - 25 of 29 listings
1 - 25 of 29 listings
Eaton RDP40 Rear Differential

Eaton RDP40 Rear Differential

$1,500 USD
Remanufactured Eaton RDP40 locking rear, rear differential assembly. 3.90 ratio. 41 Spline. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered.
ConditionRemanufactured
Rear End3.90 ratio
Fits To Make(s)EATON
Fits To Model(s)RDP40
Stock NumberRyd RDP40/3.90/41L
MLS Number14127175
CategoryDifferentials, Rear
Last Updated2/5/2026
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
Eaton RDP40 Rear Differential

Eaton RDP40 Rear Differential

$1,250 USD
Remanufactured Eaton RDP40 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)EATON
Fits To Model(s)RDP40
Stock NumberBP TRS RDP40/5.26
MLS Number14050756
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
Eaton RDP40 Rear Differential

Eaton RDP40 Rear Differential

$1,500 USD
Remanufactured Eaton RDP40 locking 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)EATON
Fits To Model(s)RDP40
Stock NumberBP TRS RDP40/5.57
MLS Number14050357
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
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