View 4 Photos View 0 Videos Detroit RT40-NFD Rear Differential for a 2020 Freightliner Cascadia 126 Contact for price (Used) 2020 Freightliner Cascadia 126, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-628, Serial Number: 771195B0097386, Make: Detroit, Model: RT40-NFD, Ratio: 2.41, Capacity: 20,000... ConditionUsedRear End2.41 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2020Part NumberC11-00051-628Stock NumberP-505107 MLS Number14428074CategoryDifferentials, Rear Last Updated6/30/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Detroit DA-RT-40.0-4 Rear Differential for a 2018 Freightliner Cascadia 125 $2,295 USD DA-RT-40 USED T.O, 3.31 RATIO, LOCKER. WILL INSPECT IN OUR GEAR SHOP. 90 DAY WARRANTY., Ratio: 3.31 ConditionUsedRear End3.31 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 125Will Fit Year(s)2018Stock Number61926-4 MLS Number14454478CategoryDifferentials, Rear Last Updated6/27/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Detroit RT40-NFDRR241 Rear Differential $1,500.16 USD NO OILER, NO LOCK ConditionUsedRear End2.41 ratioFits To Make(s)DETROITFits To Model(s)RT40-NFDRR241Stock Number2664826 MLS Number14452535CategoryDifferentials, Rear Last Updated6/26/2026 LocationToledo, OH, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Detroit RS19-4 Rear Differential for a 2020 Freightliner M2 106 Contact for price (Used) 2020 Freightliner M2 106, DIFFERENTIAL GEARS ONLY- Part Number: C11-00010-055, Serial Number: 742821B0086756, Make: Detroit, Model: RS19-4, Ratio: 5.88, Capacity: 23,000 Lbs,... ConditionUsedRear End5.88 ratioFits To Make(s)FreightlinerFits To Model(s)M2 106Will Fit Year(s)2020Part NumberC11-00010-055Stock NumberP-507029 MLS Number14450411CategoryDifferentials, Rear Last Updated8/25/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Detroit R21-4N Rear Differential for a 2016 Freightliner M2 106 Contact for price (Used) 2016 Freightliner M2 106, DIFFERENTIAL GEARS ONLY- Part Number: C11-00008-330, Serial Number: 742821-A137102, Make: Detroit, Model: R21-4N, Ratio: 5.56, Capacity: 20,000 Lbs,... ConditionUsedRear End5.56 ratioFits To Make(s)FreightlinerFits To Model(s)M2 106Will Fit Year(s)2016Part NumberC11-00008-330Stock NumberP-505197 MLS Number14428162CategoryDifferentials, Rear Last Updated6/14/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Detroit RS20-4 Rear Differential for a 2021 Freightliner M2 106 Contact for price (Used) 2021 Freightliner M2 106, DIFFERENTIAL GEARS ONLY- Part Number: C11-00008-324, Serial Number: 742821B0183544, Make: Detroit, Model: RS20-4, Ratio: 5.56, Capacity: 21,000 Lbs,... ConditionUsedRear End5.56 ratioFits To Make(s)FreightlinerFits To Model(s)M2 106Will Fit Year(s)2021Part NumberC11-00008-324Stock NumberP-504703 MLS Number14427651CategoryDifferentials, Rear Last Updated6/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Detroit RS20-4 Rear Differential for a 2020 Freightliner M2 106 Contact for price (Used) 2020 Freightliner M2 106, DIFFERENTIAL GEARS ONLY- Part Number: C11-00008-326, Serial Number: 742821B0087651, Make: Detroit, Model: RS20-4, Ratio: 5.56, Capacity: 21,000 Lbs,... ConditionUsedRear End5.56 ratioFits To Make(s)FreightlinerFits To Model(s)M2 106Will Fit Year(s)2020Part NumberC11-00008-326Stock NumberP-504070 MLS Number14427048CategoryDifferentials, Rear Last Updated6/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Detroit Rear Differential for a 2019 Freightliner Cascadia 126 Contact for price Detroit DA-RT-40.0-4 Rear Rear Differential For Sale 3.23 Ratio - Capacity: 20,000 lbs. - Used - May have some cosmetic blemishes (see photos). Give us a shout by phone, email, or text. We... ConditionUsedRear End3.23 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2019Stock NumberFR-0861-5 MLS Number13320900CategoryDifferentials, Rear Last Updated6/13/2026 LocationYork, ON, Canada Sold ByLomoca Inc. (833) 835-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Detroit DA-RT-40.0-4 Rear Differential for a 2016 Western Star 5700XE Contact for price MILES 822659, Ratio: 308 ConditionUsedRear End3.08 ratioFits To Make(s)Western StarFits To Model(s)5700XEWill Fit Year(s)2016Stock NumberHP6555-4 MLS Number14423727CategoryDifferentials, Rear Last Updated6/13/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2022 Detroit DA-RS-20.0-4 Rear Differential for a Freightliner M2 106 $1,500 USD DA-RS-20.0-4 (RS20-4) - 5.56 Ratio - Pullout - DIFF ONLY, HOUSING SOLD SEPARATELY. ConditionUsedRear End5.56 ratioFits To Make(s)FREIGHTLINERFits To Model(s)M2 106Stock Number1775-3 MLS Number13895495CategoryDifferentials, Rear Last Updated6/9/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos 2020 Detroit RT40-NFDRR308 Rear Differential $1,995.16 USD RT40-NFD, 3.08 RATIO, R7753511205 ConditionUsedRear End3.08 ratioFits To Make(s)DETROITFits To Model(s)RT40-NFDRR308Stock Number2600344 MLS Number14108131CategoryDifferentials, Rear Last Updated5/27/2026 LocationEaston, MD, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2020 Detroit RT40-NFDRR323 Rear Differential $1,500.16 USD RT40-4R3.23 REAR DIFFERENTIAL ConditionUsedRear End3.23 ratioFits To Make(s)DETROITFits To Model(s)RT40-NFDRR323Stock Number2602065 MLS Number14277479CategoryDifferentials, Rear Last Updated5/19/2026 LocationHenderson, CO, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos 2015 Detroit DARS-21.0-4R556 Rear Differential $650 USD DARS21.04-5.56 ConditionUsedRear End5.56 ratioFits To Make(s)DETROITFits To Model(s)DARS-21.0-4R556Stock Number2566745 MLS Number14191243CategoryDifferentials, Rear Last Updated5/19/2026 LocationHenderson, CO, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Detroit RT40-NFD Rear Differential for a 2019 Freightliner Cascadia 126 Contact for price (Used) 2019 Freightliner Cascadia 126, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-255, Serial Number: 771195B0064526, Make: Detroit, Model: RT40-NFD, Ratio: 2.28, Capacity: 20,000... ConditionUsedRear End2.28 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2019Part NumberC11-00051-255Stock NumberP-503352 MLS Number14373198CategoryDifferentials, Rear Last Updated5/15/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2020 Detroit RTL40-NFDRR285 Rear Differential $1,750.16 USD ConditionUsedRear End2.85 ratioFits To Make(s)DETROITFits To Model(s)RTL40-NFDRR285Stock Number2613961 MLS Number14222317CategoryDifferentials, Rear Last Updated5/15/2026 LocationWykoff, MN, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos 2020 Detroit RT40-NFDRR285 Rear Differential $2,395.16 USD ConditionRemanufacturedRear End2.85 ratioFits To Make(s)DETROITFits To Model(s)RT40-NFDRR285Stock Number2566221 MLS Number14119704CategoryDifferentials, Rear Last Updated5/15/2026 LocationToledo, OH, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Detroit DA-RT40.0-4S Rear Differential for a 2020 Freightliner Cascadia 126 $2,295 USD DART 400-4S 2.85 RATIO RR, Ratio: 2.85 ConditionUsedRear End2.85 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2020Stock Number111225-5 MLS Number13980298CategoryDifferentials, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Detroit Rear Differential for a 2022 Western Star 5700 $2,295 USD DART40 RR LATE 2.85 INSPECTED IN OUR GEAR SHOP 90 DAY WARRANTY, Ratio: 2.85 ConditionUsedRear End2.85 ratioFits To Make(s)Western StarFits To Model(s)5700Will Fit Year(s)2022Stock Number92325-2 MLS Number13867447CategoryDifferentials, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Detroit DA-RT-40.0-4 Rear Differential for a 2014 Freightliner Cascadia 125 Contact for price DART400 RR 2.53 INSPECTED IN OUR GEAR SHOP 90 DAY WARRANTY, Ratio: 2.53 ConditionUsedRear End2.53 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 125Will Fit Year(s)2014Stock Number82625-2 MLS Number13784451CategoryDifferentials, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Detroit DA-RT-40.0-4S Rear Differential for a 2013 Freightliner Cascadia 125 $895 USD GOOD INSPECTED TAKEOUT,90 DAY WARRANTY EXCHANGE, Core Charge: 250, Ratio: 342 ConditionUsedRear End3.42 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 125Will Fit Year(s)2013Part NumberART40Stock Number60225-3 MLS Number13667997CategoryDifferentials, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Detroit DA-RT-40.0-4 Rear Differential for a 2022 Freightliner Cascadia 126 $1,895 USD DART400 2.85 REAR, LOW MILE, WILL INSPECT IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 2.85 ConditionUsedRear End2.85 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2022Part NumberDART400Stock Number61023-18 MLS Number13491626CategoryDifferentials, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Detroit Rear Differential for a 2019 Freightliner Cascadia 126 $2,295 USD DART400 RR 228 LOCKER,GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Core Charge: 400.00, Ratio: 2.28 ConditionUsedRear End2.28 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2019Part NumberD-ART400 REAR REAR LOCKERStock Number21125-4 MLS Number13422933CategoryDifferentials, Rear Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Detroit Rear Differential for a 2022 Freightliner Cascadia 126 $1,795 USD DART400 3.08 GOOD INSPECTED TAKEOUT, 90 DAY WARRANTY EXCHANGE, Core Charge: 300, Ratio: 3.08 ConditionUsedRear End3.08 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2022Part NumberD-ART400Stock Number21725-4 MLS Number13417079CategoryDifferentials, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Detroit DA-RT-40.0-4 Rear Differential for a 2022 Freightliner Cascadia 126 $1,895 USD DART400 REAR 3.08, 132K MILES, INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 3.08 ConditionUsedRear End3.08 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2022Stock Number80324-4 MLS Number13043662CategoryDifferentials, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Detroit DA-RT-40.0-4 Rear Differential for a 2024 Freightliner Cascadia 126 $2,395 USD DART400-4S LATE MODEL 3.23 LOCKER, 17K MILES, INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 3.23 ConditionUsedRear End3.23 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2024Stock Number61924-4 MLS Number12948896CategoryDifferentials, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info