View 3 Photos View 0 Videos Detroit RS21-4 Rear Axle Housing for a 2020 Freightliner M2 106 Contact for price (Used) 2020 Freightliner M2 106, DIFFERENTIAL HOUSING ONLY- Part Number: C11-00007-208, Serial Number: 742821B0095274, Make: Detroit, Model: RS21-4, Ratio: 5.56, Capacity: 19,000 Lbs,... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)M2 106Will Fit Year(s)2020Part NumberC11-00007-208Stock NumberP-495134 MLS Number14108419CategoryAxle Housings, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Detroit RS21-4 Rear Axle Housing for a 2020 Freightliner M2 106 Contact for price (Used) 2020 Freightliner M2 106, DIFFERENTIAL HOUSING ONLY- Part Number: C11-00009-160, Serial Number: 742821B0120691, Make: Detroit, Model: RS21-4, Ratio: 5.88, Capacity: 17,500 Lbs,... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)M2 106Will Fit Year(s)2020Part NumberC11-00009-160Stock NumberP-496980 MLS Number14142544CategoryAxle Housings, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Detroit RS21-4 Rear Axle Housing for a 2020 Freightliner M2 106 Contact for price (Used) 2020 Freightliner M2 106, DIFFERENTIAL HOUSING ONLY- Part Number: C11-00007-109, Serial Number: 742821B0084685, Make: Detroit, Model: RS21-4, Ratio: 5.88, Capacity: 19,000 Lbs,... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)M2 106Will Fit Year(s)2020Part NumberC11-00007-109Stock NumberP-502208 MLS Number14318218CategoryAxle Housings, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Detroit RS21-4 Rear Axle Housing for a 2022 Freightliner M2 106 Contact for price (Used) 2022 Freightliner M2 106, COMPLETE DIFFERENTIAL HOUSING ONLY- Part Number: C11-00007-208, Serial Number: 742821B0235160, Make: Detroit, Model: RS21-4, Ratio: 5.56, Capacity: 19,000... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)M2 106Will Fit Year(s)2022Part NumberC11-00007-208Stock NumberP-102286 MLS Number13583951CategoryAxle Housings, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Detroit RS21-4 Rear Axle Housing for a 2024 Freightliner M2 106 Contact for price (Used) 2024 Freightliner M2 106, DIFFERENTIAL HOUSING ONLY- Part Number: C11-00007-217, Serial Number: 742821A0267291, Make: Detroit, Model: RS21-4, Ratio: 5.56, Capacity: 19,000 Lbs,... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)M2 106Will Fit Year(s)2024Part NumberC11-00007-217Stock NumberP-497942 MLS Number14157192CategoryAxle Housings, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Detroit RS20-4 Rear Axle Housing for a 2019 Freightliner M2 106 Contact for price (Used) 2019 Freightliner M2 106, COMPLETE DIFFERENTIAL HOUSING ONLY- Part Number: C11-00008-188, Serial Number: 742818B0011586, Make: Detroit, Model: RS20-4, Ratio: 5.22, Capacity: 21,000... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)M2 106Will Fit Year(s)2019Part NumberC11-00008-188Stock NumberP-105142 MLS Number13654962CategoryAxle Housings, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Detroit RS20-4 Rear Axle Housing for a 2020 Freightliner M2 106 Contact for price (Used) 2020 Freightliner M2 106, COMPLETE DIFFERENTIAL HOUSING ONLY- Part Number: C11-00008-138, Serial Number: 742821B0079232, Make: Detroit, Model: RS20-4, Ratio: 5.25, Capacity: 21,000... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)M2 106Will Fit Year(s)2020Part NumberC11-00008-138Stock NumberP-107373 MLS Number13700629CategoryAxle Housings, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Detroit R19-4N Rear Axle Housing for a 2018 Freightliner M2 106 Contact for price (Used) 2018 Freightliner M2 106, DIFFERENTIAL HOUSING ONLY- Part Number: C11-00007-206, Serial Number: 742821-A176503, Make: Detroit, Model: R19-4N, Ratio: 5.56, Capacity: 19,000 Lbs,... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)M2 106Will Fit Year(s)2018Part NumberC11-00007-206Stock NumberP-497314 MLS Number14147145CategoryAxle Housings, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Detroit RT40-NFD-N Rear Axle Housing for a 2020 Freightliner Cascadia 126 Contact for price (Used) 2020 Freightliner Cascadia 126, FRONT DIFFERENTIAL HOUSING ONLY- Part Number: C11-00051-317, Serial Number: 771194A0060445, Make: Detroit, Model: RT40-NFD-N, Ratio: 3.08, Capacity: 20... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2020Part NumberC11-00051-317Stock NumberP-498308 MLS Number14161508CategoryAxle Housings, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Detroit RT40-NFD-N Rear Axle Housing for a 2020 Freightliner Cascadia 126 Contact for price (Used) 2020 Freightliner Cascadia 126, REAR DIFFERENTIAL HOUSING ONLY- Part Number: C11-00051-317, Serial Number: 771195A0060415, Make: Detroit, Model: RT40-NFD-N, Ratio: 3.08, Capacity:... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2020Part NumberC11-00051-317Stock NumberP-498318 MLS Number14161518CategoryAxle Housings, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Detroit RT40-NFD-N Rear Axle Housing for a 2021 Freightliner Cascadia 126 Contact for price (Used) 2021 Freightliner Cascadia 126, FRONT DIFFERENTIAL HOUSING ONLY- Part Number: C11-00051-620, Serial Number: 771194A0115696, Make: Detroit, Model: RT40-NFD-N, Ratio: 2.85, Capacity: 20... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2021Part NumberC11-00051-620Stock NumberP-502271 MLS Number14319439CategoryAxle Housings, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Detroit RT40-NFD-N Rear Axle Housing for a 2021 Freightliner Cascadia 126 Contact for price (Used) 2021 Freightliner Cascadia 126, REAR DIFFERENTIAL HOUSING ONLY- Part Number: C11-00051-620, Serial Number: 771195A0115505, Make: Detroit, Model: RT40-NFD-N, Ratio: 2.85, Capacity:... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2021Part NumberC11-00051-620Stock NumberP-502276 MLS Number14319445CategoryAxle Housings, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Detroit R21-4N Rear Axle Housing for a 2017 Freightliner M2 106 Contact for price (Used) 2017 Freightliner M2 106, COMPLETE DIFFERENTIAL HOUSING ONLY- Part Number: C11-00008-319, Serial Number: 742821-A146375, Make: Detroit, Model: R21-4N, Ratio: 5.56, Capacity: 21,000... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)M2 106Will Fit Year(s)2017Part NumberC11-00008-319Stock NumberP-104033 MLS Number13634142CategoryAxle Housings, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Detroit RS20-4N Rear Axle Housing for a 2025 Freightliner B2 Contact for price (Used) 2025 Freightliner B2, DIFFERENTIAL HOUSING ONLY- Part Number: C11-00008-235, Serial Number: 742821A0305883, Make: Detroit, Model: RS20-4N, Ratio: 6.14, Capacity: 21,000 Lbs,... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)B2Will Fit Year(s)2025Part NumberC11-00008-235Stock NumberP-110473 MLS Number13798098CategoryAxle Housings, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Detroit RT40-NFD Rear Axle Housing for a 2024 Freightliner Cascadia 116 Day Cab Contact for price (Used) 2024 Freightliner Cascadia 116 Day Cab, FRONT DIFFERENTIAL HOUSING ONLY- Part Number: C11-00090-085, Serial Number: 771194B0413327, Make: Detroit, Model: RT40-NFD, Ratio: 3.58,... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)Cascadia 116 Day CabWill Fit Year(s)2024Part NumberC11-00090-085Stock NumberP-496179 MLS Number14130895CategoryAxle Housings, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Detroit RT40-NFD Rear Axle Housing for a 2024 Freightliner Cascadia 116 Day Cab Contact for price (Used) 2024 Freightliner Cascadia 116 Day Cab, REAR DIFFERENTIAL HOUSING ONLY- Part Number: C11-00090-085, Serial Number: 771195B0413328, Make: Detroit, Model: RT40-NFD, Ratio: 3.58,... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)Cascadia 116 Day CabWill Fit Year(s)2024Part NumberC11-00090-085Stock NumberP-496184 MLS Number14130903CategoryAxle Housings, 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 Detroit RT40-4N Rear Axle Housing for a 2014 Freightliner Cascadia 125 Contact for price (Used) 2014 Freightliner Cascadia 125, REAR DIFFERENTIAL HOUSING ONLY- Make: Detroit, Model: RT40-4N, Ratio: 3.31, Capacity: 20,000 Lbs, Serial Number: 771AAC-A033563T, For more... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)Cascadia 125Will Fit Year(s)2014Stock NumberP-42168 MLS Number11942381CategoryAxle Housings, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Detroit RT40-4N Rear Axle Housing for a 2014 Freightliner Cascadia 125 Contact for price (Used) 2014 Freightliner Cascadia 125, FRONT DIFFERENTIAL HOUSING ONLY- Part Number: C11-00042-045, Serial Number: 771AAC-A112546H, Make: Detroit, Model: RT40-4N, Ratio: 2.53, Capacity:... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)Cascadia 125Will Fit Year(s)2014Part NumberC11-00042-045Stock NumberP-498545 MLS Number14166969CategoryAxle Housings, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Detroit RT40-4N Rear Axle Housing for a 2014 Freightliner Cascadia 125 Contact for price (Used) 2014 Freightliner Cascadia 125, REAR DIFFERENTIAL HOUSING ONLY- Part Number: C11-00042-045, Serial Number: 771AAC-A112546T, Make: Detroit, Model: RT40-4N, Ratio: 2.53, Capacity:... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)Cascadia 125Will Fit Year(s)2014Part NumberC11-00042-045Stock NumberP-498551 MLS Number14166976CategoryAxle Housings, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Detroit RT40-4N Rear Axle Housing for a 2016 Western Star 5700 Contact for price (Used) 2016 Western Star 5700, COMPLETE FRONT DIFFERENTIAL HOUSING ONLY- Part Number: C11-00042-503, Serial Number: 771AAC-A178020H, Make: Detroit, Model: RT40-4N, Ratio: 3.08, Capacity:... ConditionUsedFits To Make(s)Western StarFits To Model(s)5700Will Fit Year(s)2016Part NumberC11-00042-503Stock NumberP-78047 MLS Number12790316CategoryAxle Housings, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Detroit RT40-4N Rear Axle Housing for a 2016 Western Star 5700 Contact for price (Used) 2016 Western Star 5700, COMPLETE REAR DIFFERENTIAL HOUSING ONLY- Part Number: C11-00042-503, Serial Number: 771AAC-A178020T, Make: Detroit, Model: RT40-4N, Ratio: 3.08, Capacity: 20... ConditionUsedFits To Make(s)Western StarFits To Model(s)5700Will Fit Year(s)2016Part NumberC11-00042-503Stock NumberP-78054 MLS Number12790323CategoryAxle Housings, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Detroit RT40-4N Rear Axle Housing for a 2016 Western Star 5700 Contact for price (Used) 2016 Western Star 5700, COMPLETE FRONT DIFFERENTIAL HOUSING ONLY- Part Number: C11-00042-618, Serial Number: 771AAC-A187523H, Make: Detroit, Model: RT40-4N, Ratio: 3.08, Capacity:... ConditionUsedFits To Make(s)Western StarFits To Model(s)5700Will Fit Year(s)2016Part NumberC11-00042-618Stock NumberP-112052 MLS Number13856127CategoryAxle Housings, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Detroit RT40-4N Rear Axle Housing for a 2016 Western Star 5700 Contact for price (Used) 2016 Western Star 5700, COMPLETE REAR DIFFERENTIAL HOUSING ONLY- Part Number: C11-00042-618, Serial Number: 771AAC-A187523T, Make: Detroit, Model: RT40-4N, Ratio: 3.08, Capacity:... ConditionUsedFits To Make(s)Western StarFits To Model(s)5700Will Fit Year(s)2016Part NumberC11-00042-618Stock NumberP-112065 MLS Number13856140CategoryAxle Housings, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Detroit RT40-4N Rear Axle Housing for a 2017 Freightliner Cascadia 125 Contact for price (Used) 2017 Freightliner Cascadia 125, FRONT DIFFERENTIAL HOUSING ONLY- Part Number: C11-00042-734, Serial Number: 771AAC-A210439H, Make: Detroit, Model: RT40-4N, Ratio: 2.41, Capacity: 20... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)Cascadia 125Will Fit Year(s)2017Part NumberC11-00042-734Stock NumberP-55827 MLS Number12233512CategoryAxle Housings, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Detroit RT40-4N Rear Axle Housing for a 2017 Freightliner Cascadia 125 Contact for price (Used) 2017 Freightliner Cascadia 125, REAR DIFFERENTIAL HOUSING ONLY- Part Number: C11-00042-734, Serial Number: 771AAC-A210439T, Make: Detroit, Model: RT40-4N, Ratio: 2.41, Capacity:... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)Cascadia 125Will Fit Year(s)2017Part NumberC11-00042-734Stock NumberP-55833 MLS Number12233518CategoryAxle Housings, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info