View 1 Photo View 0 Videos 2019 Detroit DARS-23.0-6RTBD Rear Differential $1,500.15 USD ConditionUsedRear End2.85 ratioFits To Make(s)DETROITFits To Model(s)DARS-23.0-6RTBDStock Number2681609 MLS Number14518465CategoryDifferentials, Rear Last Updated8/5/2026 LocationAthens, GA, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Detroit DA-RT-40.0-4 Rear Differential for a 2019 Freightliner Cascadia 126 $2,295 USD REAR DART-40 3.42 RATIO, LOCKER, LATE STYLE. WILL INSPECT IN OUR GEAR SHOP 90 DAY WARRANTY., Ratio: 3.42 ConditionUsedRear End3.42 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2019Stock Number71726-4 MLS Number14518355CategoryDifferentials, Rear Last Updated8/1/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos 2019 Detroit DA-RT-40.0-4S Rear Differential for a Freightliner Cascadia 126 $1,500 USD Core - DA-RT-40.0-4S HH (RT40-NFD Rear) - 2.85 Ratio - Grade D - broken gear set, burnt pinion bearings, good case. core unit sold as-is. ConditionUsedRear End2.85 ratioFits To Make(s)FREIGHTLINERFits To Model(s)Cascadia 126Stock Number28877 MLS Number14319900CategoryDifferentials, Rear Last Updated7/31/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Detroit RS17.5-2 Rear Differential for a 2021 Freightliner M2 106 Contact for price (Used) 2021 Freightliner M2 106, DIFFERENTIAL GEARS ONLY- Part Number: C11-00001-017, Serial Number: 742820B0178062, Make: Detroit, Model: RS17.5-2, Ratio: 5.13, Capacity: 19,000 Lbs,... ConditionUsedRear End5.13 ratioFits To Make(s)FreightlinerFits To Model(s)M2 106Will Fit Year(s)2021Part NumberC11-00001-017Stock NumberP-510194 MLS Number14516637CategoryDifferentials, Rear Last Updated7/31/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos 2020 Detroit RT40-NFDRR308 Rear Differential $1,995.16 USD GOOD CONDITION ---OIL WAS CLEAN ConditionUsedRear End3.08 ratioFits To Make(s)DETROITFits To Model(s)RT40-NFDRR308Stock Number2515760 MLS Number13641449CategoryDifferentials, Rear Last Updated7/31/2026 LocationWykoff, MN, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2013 Detroit DARS-17.5-4RTBD Rear Differential $1,000.45 USD ConditionUsedRear End4.79 ratioFits To Make(s)DETROITFits To Model(s)DARS-17.5-4RTBDStock Number2575253 MLS Number14023230CategoryDifferentials, Rear Last Updated7/31/2026 LocationAthens, GA, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2020 Detroit DARS-17.5-4R614 Rear Differential $1,500.26 USD Mileage - 44,803, AXLE NO: 742821A0083102 ConditionUsedRear End6.14 ratioFits To Make(s)DETROITFits To Model(s)DARS-17.5-4R614Stock Number2630504 MLS Number14304989CategoryDifferentials, Rear Last Updated7/31/2026 LocationJackson, MS, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos 2020 Detroit DART-400-4N Rear Differential for a Freightliner Cascadia $1,540 USD (USED) Detroit DART-400-4N Ratio: 2.41 Side Gear Splines: 40 W/ Locker: NO Cast#: R7763611205 ConditionUsedFits To Make(s)FreightlinerFits To Model(s)CASCADIAStock Number25815552 MLS Number13660936CategoryDifferentials, Rear Last Updated7/30/2026 LocationCouncil Bluffs, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos Detroit DA-RT-40.0-4S Rear Differential $5,750 USD DA-RT-40.0-4S Front Rear-2.64 Ratio - Rebuilt - 1 Year Warranty ConditionRemanufacturedRear End2.64 ratioStock NumberDA-RT-40.0-4S-264-R MLS Number14386831CategoryDifferentials, Rear Last Updated7/29/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos 2022 Detroit RT40-NFDRR323 Rear Differential $1,995.16 USD ConditionUsedRear End3.23 ratioFits To Make(s)DETROITFits To Model(s)RT40-NFDRR323Stock Number2663804 MLS Number14439432CategoryDifferentials, Rear Last Updated7/29/2026 LocationAthens, GA, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos 2019 Detroit RT40-NFDRR331 Rear Differential $1,995.16 USD ID WHEN OUT OF TRUCK ConditionUsedRear End3.31 ratioFits To Make(s)DETROITFits To Model(s)RT40-NFDRR331Stock Number2611937 MLS Number14161232CategoryDifferentials, Rear Last Updated7/29/2026 LocationSpokane Valley, WA, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2023 Detroit RT40-NFD Rear Differential for a Western Star 49X $1,926 USD (USED) Detroit RT40-NFD Ratio: 3.23 Side Gear Splines: 40 W/ Locker: YES Cast#: R7753511205 ConditionUsedFits To Make(s)Western Star TrucksFits To Model(s)49XStock Number25755008 MLS Number13491368CategoryDifferentials, Rear Last Updated7/31/2026 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Detroit RT40-4N Rear Differential for a 2018 Freightliner M2 106 Contact for price (Used) 2018 Freightliner M2 106, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00042-031, Serial Number: 771AAC-A233152T, Make: Detroit, Model: RT40-4N, Ratio: 4.78, Capacity: 20,000 Lbs,... ConditionUsedRear End4.78 ratioFits To Make(s)FreightlinerFits To Model(s)M2 106Will Fit Year(s)2018Part NumberC11-00042-031Stock NumberP-509831 MLS Number14506943CategoryDifferentials, Rear Last Updated7/25/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Detroit RT40-NFD Rear Differential for a 2019 Freightliner Cascadia 126 Contact for price (Used) 2019 Freightliner Cascadia 126, REAR DIFFERENTIAL HOUSING ONLY- Part Number: C11-00051-261, Serial Number: 771195B0012080, Make: Detroit, Model: RT40-NFD, Ratio: 2.85, Capacity:... ConditionUsedRear End2.85 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2019Part NumberC11-00051-261Stock NumberP-509708 MLS Number14504430CategoryDifferentials, Rear Last Updated7/24/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Detroit RS20-4N Rear Differential for a 2025 Freightliner M2 106 Contact for price (Used) 2025 Freightliner M2 106, DIFFERENTIAL GEARS ONLY- Part Number: C11-00008-319, Serial Number: 742821A0299881, Make: Detroit, Model: RS20-4N, Ratio: 5.56, Capacity: 21,000 Lbs,... ConditionUsedRear End5.56 ratioFits To Make(s)FreightlinerFits To Model(s)M2 106Will Fit Year(s)2025Part NumberC11-00008-319Stock NumberP-509431 MLS Number14495981CategoryDifferentials, Rear Last Updated7/21/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Detroit R21-4N Rear Differential for a 2017 Freightliner M2 106 Contact for price (Used) 2017 Freightliner M2 106, COMPLETE DIFFERENTIAL GEARS ONLY- Part Number: C11-00008-319, Serial Number: 742821-A146375, Make: Detroit, Model: R21-4N, Ratio: 5.56, Capacity: 21,000 Lbs... ConditionUsedRear End5.56 ratioFits To Make(s)FreightlinerFits To Model(s)M2 106Will Fit Year(s)2017Part NumberC11-00008-319Stock NumberP-104034 MLS Number13634143CategoryDifferentials, Rear Last Updated7/22/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos 2022 Detroit RT40-NFD Rear Differential for a Freightliner Cascadia $1,575 USD (USED) Detroit RT40-NFD Ratio: 2.85 Side Gear Splines: 40 W/ Locker: NO Cast#: R7753511205 Ref# 771195B0284200 ConditionUsedFits To Make(s)FreightlinerFits To Model(s)CASCADIAPart Number771195B0284200Stock Number25466902 MLS Number12209877CategoryDifferentials, Rear Last Updated7/18/2026 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Detroit RS21-4 Rear Differential for a 2024 Freightliner M2 106 Contact for price (Used) 2024 Freightliner M2 106, DIFFERENTIAL GEARS ONLY- Part Number: C11-00007-034, Serial Number: 742821A0246287, Make: Detroit, Model: RS21-4, Ratio: 6.14, Capacity: 19,000 Lbs,... ConditionUsedRear End6.14 ratioFits To Make(s)FreightlinerFits To Model(s)M2 106Will Fit Year(s)2024Part NumberC11-00007-034Stock NumberP-509112 MLS Number14490283CategoryDifferentials, Rear Last Updated7/17/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Detroit DA-RT-40.0-4S Rear Differential $1,850 USD DA-RT-40.0-4S Reat Rear-2.85 Ratio - Refurbished - 6 Month Warranty ConditionUsedRear End2.85 ratioStock NumberDA-RT-40.0-4S-285-R MLS Number14420732CategoryDifferentials, Rear Last Updated7/15/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Detroit RT40-4N Rear Differential for a 2019 Freightliner Cascadia 126 Contact for price (Used) 2019 Freightliner Cascadia 126, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00042-751, Serial Number: 771198B0036937, Make: Detroit, Model: RT40-4N, Ratio: 2.85, Capacity: 20,000... ConditionUsedRear End2.85 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2019Part NumberC11-00042-751Stock NumberP-508686 MLS Number14480339CategoryDifferentials, Rear Last Updated7/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Detroit RT40-4N Rear Differential $950 USD 2.41, ConditionUsedStock NumberREAR-2327 MLS Number14471116CategoryDifferentials, Rear Last Updated7/8/2026 LocationLAKEVILLE, MN, US Sold ByManders Diesel (866) 314-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2014 Detroit DARS-17.5-4R522 Rear Differential $1,995.16 USD ConditionUsedRear End5.22 ratioFits To Make(s)DETROITFits To Model(s)DARS-17.5-4R522Stock Number2656650 MLS Number14410184CategoryDifferentials, Rear Last Updated7/3/2026 LocationAthens, GA, 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 $1,995.16 USD ConditionUsedRear End2.85 ratioFits To Make(s)DETROITFits To Model(s)RT40-NFDRR285Stock Number2643568 MLS Number14413048CategoryDifferentials, Rear Last Updated7/3/2026 LocationToledo, OH, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos 2022 Detroit RT40-NFDRR285 Rear Differential $1,995.16 USD ConditionUsedRear End2.85 ratioFits To Make(s)DETROITFits To Model(s)RT40-NFDRR285Stock Number2660262 MLS Number14419825CategoryDifferentials, Rear Last Updated7/2/2026 LocationSpokane Valley, WA, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2019 Detroit RT40-NFD Rear Differential for a Freightliner Cascadia $1,540 USD (USED) Detroit RT40-NFD Ratio: 2.16 Side Gear Splines: 40 W/ Locker: NO Cast#: R7753511205 ConditionUsedFits To Make(s)FreightlinerFits To Model(s)CASCADIAStock Number25800891 MLS Number13604232CategoryDifferentials, Rear Last Updated7/2/2026 LocationCouncil Bluffs, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info