View 6 Photos View 0 Videos Detroit RT40-4N Rear Axle Assembly for a 2014 Freightliner Cascadia 125 Contact for price (Used) 2014 Freightliner Cascadia 125, COMPLETE REAR REAR TANDEM- Part Number: C11-00042-045, Serial Number: 771AAC-A112546T, Make: Detroit, Model: RT40-4N, Ratio: 2.53, Capacity: 20,000 Lbs... ConditionUsedRear End2.53 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 125Will Fit Year(s)2014Part NumberC11-00042-045Stock NumberP-498550 MLS Number14166975CategoryAxle Assemblies, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos Detroit RT40-4N Rear Axle Assembly for a 2018 Western Star 5700 Contact for price (Used) 2018 Western Star 5700, COMPLETE REAR REAR TANDEM- Part Number: C11-00042-143, Serial Number: 771AAC-A242503T, Make: Detroit, Model: RT40-4N, Ratio: 3.08, Capacity: 20,000 Lbs, Hub... ConditionUsedRear End3.08 ratioFits To Make(s)Western StarFits To Model(s)5700Will Fit Year(s)2018Part NumberC11-00042-143Stock NumberP-501136 MLS Number14273824CategoryAxle Assemblies, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos Detroit RT40-NFD Rear Axle Assembly for a 2023 Freightliner Cascadia 126 Contact for price (Used) 2023 Freightliner Cascadia 126, COMPLETE REAR REAR TANDEM- Part Number: C11-00051-620, Serial Number: 771195B0359122, Make: Detroit, Model: RT40-NFD, Ratio: 2.85, Capacity: 20,000 Lbs... ConditionUsedRear End2.85 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2023Part NumberC11-00051-620Stock NumberP-102712 MLS Number13601315CategoryAxle Assemblies, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Detroit RT40-NFD Rear Axle Assembly for a 2020 Freightliner Cascadia 126 Contact for price (Used) 2020 Freightliner Cascadia 126, COMPLETE REAR REAR TANDEM- Part Number: C11-00051-261, Serial Number: 771195A0067209, Make: Detroit, Model: RT40-NFD, Ratio: 2.85, Capacity: 20,000 lbs... ConditionUsedRear End2.85 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2020Part NumberC11-00051-261Stock NumberP-107496 MLS Number13702939CategoryAxle Assemblies, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Detroit RT40-NFD Rear Axle Assembly for a 2021 Freightliner Cascadia 126 Contact for price (Used) 2021 Freightliner Cascadia 126, COMPLETE REAR REAR TANDEM- Part Number: C11-00051-621, Serial Number: 771195A0138253, Make: Detroit, Model: RT40-NFD, Ratio: 2.16, Capacity: 20,000 Lbs... ConditionUsedRear End2.16 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2021Part NumberC11-00051-621Stock NumberP-108010 MLS Number13726629CategoryAxle Assemblies, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 8 Photos View 0 Videos Detroit RT40-NFD Rear Axle Assembly for a 2020 Freightliner Cascadia 126 Contact for price (Used) 2020 Freightliner Cascadia 126, COMPLETE REAR REAR TANDEM- Part Number: C11-00051-658, Serial Number: 771195B0093474, Make: Detroit, Model: RT40-NFD, Ratio: 2.16, Capacity: 20,000 lbs... ConditionUsedRear End2.16 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2020Part NumberC11-00051-658Stock NumberP-108565 MLS Number13749371CategoryAxle Assemblies, Rear Last Updated6/30/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos Detroit RT40-NFD Rear Axle Assembly for a 2021 Freightliner Cascadia 126 Contact for price (Used) 2021 Freightliner Cascadia 126, COMPLETE REAR REAR TANDEM- Part Number: C11-00051-656, Serial Number: 771195B0162007, Make: Detroit, Model: RT40-NFD, Ratio: 2.16, Capacity: 20,000... ConditionUsedRear End2.16 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2021Part NumberC11-00051-656Stock NumberP-114209 MLS Number13995710CategoryAxle Assemblies, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos Detroit RT40-NFD Rear Axle Assembly for a 2021 Freightliner Cascadia 126 Contact for price (Used) 2021 Freightliner Cascadia 126, COMPLETE REAR REAR TANDEM- Part Number: C11-00051-618, Serial Number: 771195B0160106, Make: Detroit, Model: RT40-NFD, Ratio: 2.41, Capacity: 20,000 Lbs... ConditionUsedRear End2.41 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2021Part NumberC11-00051-618Stock NumberP-499326 MLS Number14231943CategoryAxle Assemblies, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 8 Photos View 0 Videos Detroit RT40-NFD Rear Axle Assembly for a 2021 Freightliner Cascadia 126 Contact for price (Used) 2021 Freightliner Cascadia 126, COMPLETE REAR REAR TANDEM- Part Number: C11-00051-620, Serial Number: 771195B0179374, Make: Detroit, Model: RT40-NFD, Ratio: 2.85, Capacity: 20,000 Lbs... ConditionUsedRear End2.85 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2021Part NumberC11-00051-620Stock NumberP-500910 MLS Number14264484CategoryAxle Assemblies, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Detroit RT40-NFD Rear Axle Assembly for a 2021 Freightliner Cascadia 126 Contact for price (Used) 2021 Freightliner Cascadia 126, COMPLETE REAR REAR TANDEM- Part Number: C11-00051-620, Serial Number: 771195A0150933, Make: Detroit, Model: RT40-NFD, Ratio: 2.85, Capacity: 20,000 Lbs... ConditionUsedRear End2.85 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2021Part NumberC11-00051-620Stock NumberP-501023 MLS Number14270540CategoryAxle Assemblies, Rear Last Updated6/15/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos Detroit RT40-NFD Rear Axle Assembly for a 2020 Freightliner Cascadia 125 Contact for price (Used) 2020 Freightliner Cascadia 125, COMPLETE REAR REAR TANDEM- Part Number: C11-00051-355, Serial Number: 771195B0070203, Make: Detroit, Model: RT40-NFD, Ratio: 3.23, Capacity: 20,000 Lbs... ConditionUsedRear End3.23 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 125Will Fit Year(s)2020Part NumberC11-00051-355Stock NumberP-501250 MLS Number14277524CategoryAxle Assemblies, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos Detroit DA-RS-19.0-4 Rear Axle Assembly for a 2018 Freightliner M2 106 Contact for price (Used) 2018 Freightliner M2 106, COMPLETE REAR DIFFERENTIAL- Part Number: C11-00007-206, Serial Number: 742821-A182224, Make: Detroit, Model: DA-RS-19.0-4, Ratio: 5.56, Capacity: 19,000 Lbs,... ConditionUsedRear End5.56 ratioFits To Make(s)FreightlinerFits To Model(s)M2 106Will Fit Year(s)2018Part NumberC11-00007-206Stock NumberP-495589 MLS Number14119850CategoryAxle Assemblies, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Detroit RS21-4 Rear Axle Assembly for a 2022 Freightliner M2 106 Contact for price (Used) 2022 Freightliner M2 106, COMPLETE REAR DIFFERENTIAL- Part Number: C11-00007-208, Serial Number: 742821B0235160, Make: Detroit, Model: RS21-4, Ratio: 5.56, Capacity: 19,000 Lbs, Hub... ConditionUsedRear End5.56 ratioFits To Make(s)FreightlinerFits To Model(s)M2 106Will Fit Year(s)2022Part NumberC11-00007-208Stock NumberP-102285 MLS Number13583949CategoryAxle Assemblies, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Detroit RS21-4 Rear Axle Assembly for a 2020 Freightliner M2 106 Contact for price (Used) 2020 Freightliner M2 106, COMPLETE REAR DIFFERENTIAL- Part Number: C11-00007-208, Serial Number: 742821B0095274, Make: Detroit, Model: RS21-4, Ratio: 5.56, Capacity: 19,000 Lbs, Hub... ConditionUsedRear End5.56 ratioFits To Make(s)FreightlinerFits To Model(s)M2 106Will Fit Year(s)2020Part NumberC11-00007-208Stock NumberP-495132 MLS Number14108417CategoryAxle Assemblies, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Detroit RS21-4 Rear Axle Assembly for a 2020 Freightliner M2 106 Contact for price (Used) 2020 Freightliner M2 106, COMPLETE REAR DIFFERENTIAL- Part Number: C11-00009-160, Serial Number: 742821B0120691, Make: Detroit, Model: RS21-4, Ratio: 5.88, Capacity: 17,500 Lbs, Hub... ConditionUsedRear End5.88 ratioFits To Make(s)FreightlinerFits To Model(s)M2 106Will Fit Year(s)2020Part NumberC11-00009-160Stock NumberP-496977 MLS Number14142541CategoryAxle Assemblies, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Detroit RS21-4 Rear Axle Assembly for a 2019 Freightliner M2 106 Contact for price (Used) 2019 Freightliner M2 106, COMPLETE REAR DIFFERENTIAL- Part Number: C11-00007-217, Serial Number: 742821B0055761, Make: Detroit, Model: RS21-4, Ratio: 5.56, Capacity: 21,000 Lbs, Hub... ConditionUsedRear End5.56 ratioFits To Make(s)FreightlinerFits To Model(s)M2 106Will Fit Year(s)2019Part NumberC11-00007-217Stock NumberP-501444 MLS Number14284098CategoryAxle Assemblies, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Detroit RS21-4 Rear Axle Assembly for a 2020 Freightliner M2 106 Contact for price (Used) 2020 Freightliner M2 106, COMPLETE REAR DIFFERENTIAL- Part Number: C11-00007-109, Serial Number: 742821B0084685, Make: Detroit, Model: RS21-4, Ratio: 5.88, Capacity: 19,000 Lbs, Hub... ConditionUsedRear End5.88 ratioFits To Make(s)FreightlinerFits To Model(s)M2 106Will Fit Year(s)2020Part NumberC11-00007-109Stock NumberP-502206 MLS Number14318216CategoryAxle Assemblies, Rear Last Updated7/3/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos Detroit RT40-NFD-N Rear Axle Assembly for a 2020 Freightliner Cascadia 126 Contact for price (Used) 2020 Freightliner Cascadia 126, COMPLETE REAR REAR TANDEM- Part Number: C11-00051-317, Serial Number: 771195A0060415, Make: Detroit, Model: RT40-NFD-N, Ratio: 3.08, Capacity: 20,000... ConditionUsedRear End3.08 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2020Part NumberC11-00051-317Stock NumberP-498317 MLS Number14161517CategoryAxle Assemblies, Rear Last Updated6/29/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Detroit RS20-4 Rear Axle Assembly for a 2019 Freightliner M2 106 Contact for price (Used) 2019 Freightliner M2 106, COMPLETE REAR DIFFERENTIAL- Part Number: C11-00008-188, Serial Number: 742818B0011586, Make: Detroit, Model: RS20-4, Ratio: 5.22, Capacity: 21,000 Lbs, Hub... ConditionUsedRear End5.22 ratioFits To Make(s)FreightlinerFits To Model(s)M2 106Will Fit Year(s)2019Part NumberC11-00008-188Stock NumberP-105139 MLS Number13654960CategoryAxle Assemblies, Rear Last Updated7/9/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos Detroit RS20-4 Rear Axle Assembly for a 2020 Freightliner M2 106 Contact for price (Used) 2020 Freightliner M2 106, COMPLETE REAR DIFFERENTIAL- Part Number: C11-00008-138, Serial Number: 742821B0079232, Make: Detroit, Model: RS20-4, Ratio: 5.25, Capacity: 21,000 lbs, Hub... ConditionUsedRear End5.25 ratioFits To Make(s)FreightlinerFits To Model(s)M2 106Will Fit Year(s)2020Part NumberC11-00008-138Stock NumberP-107372 MLS Number13700628CategoryAxle Assemblies, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Detroit RS20-4N Rear Axle Assembly for a 2025 Freightliner B2 Contact for price (Used) 2025 Freightliner B2, COMPLETE REAR DIFFERENTIAL- Part Number: C11-00008-235, Serial Number: 742821A0305883, Make: Detroit, Model: RS20-4N, Ratio: 6.14, Capacity: 21,000 Lbs, Hub... ConditionUsedRear End6.14 ratioFits To Make(s)FreightlinerFits To Model(s)B2Will Fit Year(s)2025Part NumberC11-00008-235Stock NumberP-110472 MLS Number13798097CategoryAxle Assemblies, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Detroit DA-RT-44.0-4 Rear Axle Assembly for a 2017 Western Star 4700 Contact for price (Used) 2017 Western Star 4700, COMPLETE REAR REAR TANDEM- Serial Number: 771AAC-A212468T, Part Number: C11-00011-320, Make: Detroit, Model: DA-RT-44.0-4, Ratio: 4.78, Capacity: 22,000 Lbs,... ConditionUsedRear End4.78 ratioFits To Make(s)Western StarFits To Model(s)4700Will Fit Year(s)2017Part NumberC11-00011-320Stock NumberP-493420 MLS Number14077596CategoryAxle Assemblies, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2018 Detroit DART400-4R Rear Axle Assembly $2,500.34 USD ConditionUsedRear End2.41 ratioFits To Make(s)DETROITFits To Model(s)DART400-4RCapacity40000Stock Number2412717 MLS Number12902280CategoryAxle Assemblies, Rear Last Updated4/29/2026 LocationAthens, GA, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2018 Detroit DART400-4F Rear Axle Assembly $3,500.24 USD ConditionUsedRear End2.41 ratioFits To Make(s)DETROITFits To Model(s)DART400-4FCapacity40000Stock Number2412716 MLS Number12902279CategoryAxle Assemblies, Rear Last Updated4/29/2026 LocationAthens, GA, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2020 Detroit DA-RS-17.5-4 Rear Axle Assembly $1,950.26 USD RS21-4N, HOUSING WITH DIFF ConditionUsedRear End6.14 ratioFits To Make(s)DETROITFits To Model(s)DA-RS-17.5-4Capacity21,000 LBSStock Number2667999 MLS Number14463342CategoryAxle Assemblies, Rear Last Updated7/2/2026 LocationJackson, MS, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info