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Meritor-Rockwell RR20-145 Rear Differentials For Sale

Browse Meritor-Rockwell RR20-145 Rear Differentials on MyLittleSalesman.com and compare listings with prices from $350 to $1,365. Sellers include Manders Diesel, CRG Heavy Truck Parts, and Holst Truck Parts. Filter by condition, price, or year to quickly narrow down to the right Meritor-Rockwell RR20-145 Rear Differential.
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Meritor-Rockwell (52)
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Showing 1 - 25 of 52 Rear Differential Listings

1 - 25 of 52 listings
1 - 25 of 52 listings
Meritor-Rockwell RR20-145 Rear Differential for a 2017 International DuraStar 4300

Meritor-Rockwell RR20-145 Rear Differential for a 2017 International DuraStar 4300

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(Used) 2017 International DuraStar 4300, DIFFERENTIAL GEARS ONLY- Part Number: 3200-K-1675, Serial Number: TBD, Make: Meritor/Rocwell, Model: RR20-145, Ratio: 3.21, Capacity: 21,000 Lbs,...
ConditionUsed
Rear End3.21 ratio
Fits To Make(s)International
Fits To Model(s)DuraStar 4300
Will Fit Year(s)2017
Part Number3200-K-1675
Stock NumberP-497612
MLS Number14153056
CategoryDifferentials, Rear
Last Updated2/19/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Meritor-Rockwell RR20-145 Rear Differential for a 1995 Mack CL713

Meritor-Rockwell RR20-145 Rear Differential for a 1995 Mack CL713

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(Used) 1995 Mack CL713, REAR DIFFERENCIAL GEAR ONLY- Part Number: 3200-R-1864, Make: Meritor, Model: RR20145, Capacity: N/A Ratio: 3.42, Hub Bolts: 10, Brake Type: Drum, Reference images...
ConditionUsed
Rear End3.42 ratio
Fits To Make(s)Mack
Fits To Model(s)CL713
Will Fit Year(s)1995
Stock NumberP-495079
MLS Number14108382
CategoryDifferentials, Rear
Last Updated1/24/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Meritor-Rockwell RR20-145 Rear Differential for a 2004 Sterling A9500

Meritor-Rockwell RR20-145 Rear Differential for a 2004 Sterling A9500

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(Used) 2004 Sterling A9500, REAR DIFFERENTIAL GEARS ONLY- Part Number: S11-21429-264, Serial Number: AVA04050861, Make: Meritor, Model: RR20-145, Ratio: 2.64, Capacity: 20,000 Lbs, For more...
ConditionUsed
Rear End2.64 ratio
Fits To Make(s)Sterling
Fits To Model(s)A9500
Will Fit Year(s)2004
Part NumberS11-21429-264
Stock NumberP-492228
MLS Number14063054
CategoryDifferentials, Rear
Last Updated12/28/2025
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Meritor-Rockwell RR20-145 Rear Differential for a 2011 Western Star 4900EX

Meritor-Rockwell RR20-145 Rear Differential for a 2011 Western Star 4900EX

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(Used) 2011 Western Star 4900EX, COMPLETE REAR DIFFERENTIAL GEARS ONLY- (Remanufactured) Part Number: S11-15714373, Serial Number: 182638, Make: Meritor, Model: RR20-145, Ratio: 4.56,...
ConditionUsed
Rear End4.56 ratio
Fits To Make(s)Western Star
Fits To Model(s)4900EX
Will Fit Year(s)2011
Part NumberS11-15714373
Stock NumberP-112239
MLS Number13864970
CategoryDifferentials, Rear
Last Updated10/3/2025
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
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CRG Heavy Truck Parts
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