View 5 Photos View 0 Videos Detroit RT40-4N Rear Differential for a 2017 Freightliner Cascadia 125 Contact for price (Used) 2017 Freightliner Cascadia 125, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00042-143, Serial Number: 771AAC-A207402T, Make: Detroit, Model: RT40-4N, Ratio: 3.08, Capacity: 20,000... ConditionUsedRear End3.08 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 125Will Fit Year(s)2017Part NumberC11-00042-143Stock NumberP-494589 MLS Number14097831CategoryDifferentials, 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 Differential for a 2018 Freightliner Cascadia 125 Contact for price (Used) 2018 Freightliner Cascadia 125, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00042-501, Serial Number: 771AAC-A223772T, Make: Detroit, Model: RT40-4N, Ratio: 3.23, Capacity:... ConditionUsedRear End3.23 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 125Will Fit Year(s)2018Part NumberC11-00042-501Stock NumberP-60035 MLS Number12332375CategoryDifferentials, 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 Differential for a 2018 Freightliner Cascadia 126 Contact for price (Used) 2018 Freightliner Cascadia 126, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00042-390, Serial Number: 771AAC-A239971T, Make: Detroit, Model: RT40-4N, Ratio: 3.08,... ConditionUsedRear End3.08 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2018Part NumberC11-00042-390Stock NumberP-97051 MLS Number13413538CategoryDifferentials, 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 Differential for a 2018 Western Star 5700 Contact for price (Used) 2018 Western Star 5700, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00042-143, Serial Number: 771AAC-A242503T, Make: Detroit, Model: RT40-4N, Ratio: 3.08, Capacity: 20,000 Lbs,... ConditionUsedRear End3.08 ratioFits To Make(s)Western StarFits To Model(s)5700Will Fit Year(s)2018Part NumberC11-00042-143Stock NumberP-501138 MLS Number14273826CategoryDifferentials, Rear Last Updated6/22/2026 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 Differential for a 2014 Freightliner Cascadia 125 Contact for price (Used) 2014 Freightliner Cascadia 125, REAR DIFFERENTIAL GEARS ONLY- Make: Detroit, Model: RT40-4N, Ratio: 3.31, Capacity: 20,000 Lbs, Serial Number: 771AAC-A103364T, For more information... ConditionUsedRear End3.31 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 125Will Fit Year(s)2014Stock NumberP-42170 MLS Number11942383CategoryDifferentials, 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 RT40-4N Rear Differential for a 2014 Freightliner Cascadia 125 Contact for price (Used) 2014 Freightliner Cascadia 125, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00042-045, Serial Number: 771AAC-A112546T, Make: Detroit, Model: RT40-4N, Ratio: 2.53, Capacity: 20,000... ConditionUsedRear End2.53 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 125Will Fit Year(s)2014Part NumberC11-00042-045Stock NumberP-498552 MLS Number14166977CategoryDifferentials, 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 Differential for a 2016 Western Star 5700 Contact for price (Used) 2016 Western Star 5700, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00042-503, Serial Number: 771AAC-A178020T, Make: Detroit, Model: RT40-4N, Ratio: 3.08, Capacity:... ConditionUsedRear End3.08 ratioFits To Make(s)Western StarFits To Model(s)5700Will Fit Year(s)2016Part NumberC11-00042-503Stock NumberP-78055 MLS Number12790324CategoryDifferentials, 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 RT40-4N Rear Differential for a 2016 Western Star 5700 Contact for price (Used) 2016 Western Star 5700, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00042-618, Serial Number: 771AAC-A187523T, Make: Detroit, Model: RT40-4N, Ratio: 3.08, Capacity:... ConditionUsedRear End3.08 ratioFits To Make(s)Western StarFits To Model(s)5700Will Fit Year(s)2016Part NumberC11-00042-618Stock NumberP-112066 MLS Number13856141CategoryDifferentials, 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-NFD Rear Differential for a 2023 Freightliner Cascadia 126 Contact for price (Used) 2023 Freightliner Cascadia 126, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-620, Serial Number: 771195B0359122, 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)2023Part NumberC11-00051-620Stock NumberP-102714 MLS Number13601317CategoryDifferentials, 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-NFD Rear Differential for a 2021 Freightliner Cascadia 126 Contact for price (Used) 2021 Freightliner Cascadia 126, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-621, Serial Number: 771195A0138253, Make: Detroit, Model: RT40-NFD, Ratio: 2.16, Capacity... ConditionUsedRear End2.16 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2021Part NumberC11-00051-621Stock NumberP-108012 MLS Number13726631CategoryDifferentials, 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 Differential for a 2021 Freightliner Cascadia 126 Contact for price (Used) 2021 Freightliner Cascadia 126, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-656, Serial Number: 771195B0162007, Make: Detroit, Model: RT40-NFD, Ratio: 2.16,... ConditionUsedRear End2.16 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2021Part NumberC11-00051-656Stock NumberP-114211 MLS Number13995712CategoryDifferentials, 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 Differential for a 2021 Freightliner Cascadia 126 Contact for price (Used) 2021 Freightliner Cascadia 126, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-618, Serial Number: 771195B0160106, 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)2021Part NumberC11-00051-618Stock NumberP-499331 MLS Number14231950CategoryDifferentials, 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-NFD Rear Differential for a 2021 Freightliner Cascadia 126 Contact for price (Used) 2021 Freightliner Cascadia 126, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-620, Serial Number: 771195B0179374, Make: Detroit, Model: RT40-NFD, Ratio: 2.85, Capacity: 20,000... ConditionUsedRear End2.85 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2021Part NumberC11-00051-620Stock NumberP-500912 MLS Number14264486CategoryDifferentials, 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 Differential for a 2021 Freightliner Cascadia 126 Contact for price (Used) 2021 Freightliner Cascadia 126, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-620, Serial Number: 771195A0150933, Make: Detroit, Model: RT40-NFD, Ratio: 2.85, Capacity: 20,000... ConditionUsedRear End2.85 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2021Part NumberC11-00051-620Stock NumberP-501025 MLS Number14270542CategoryDifferentials, 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-40.0-4 Rear Differential for a 2021 Freightliner Cascadia 126 Contact for price (Used) 2021 Freightliner Cascadia 126, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-656, Serial Number: 771195B0201298, Make: Detroit, Model: DA-RT-40.0-4, Ratio: 2.85, Capacity:... ConditionUsedRear End2.85 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2021Part NumberC11-00051-620Stock NumberP-491479 MLS Number14049958CategoryDifferentials, 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 DA-RS-19.0-2 Rear Differential for a 2016 Freightliner M2 106 Contact for price Detroit DA-RS-19.0-4 Single Rear Differential Assembly For Sale 5.22 Ratio - Used - May have some cosmetic blemishes (see photos). Give us a shout by phone, email, or text. We ship... ConditionUsedRear End5.22 ratioFits To Make(s)FreightlinerFits To Model(s)M2 106Will Fit Year(s)2016Part NumberDA-RS-19.0-4Stock NumberFR-0554-11 MLS Number9992547CategoryDifferentials, Rear Last Updated5/14/2026 LocationYork, ON, Canada Sold ByLomoca Inc. (833) 835-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 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: C11-00051-261, Serial Number: 771195A0067209, Make: Detroit, Model: RT40-NFD, Ratio: 2.85, Capacity: 20,000... ConditionUsedRear End2.85 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2020Part NumberC11-00051-261Stock NumberP-107499 MLS Number13702942CategoryDifferentials, 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 Differential for a 2020 Freightliner Cascadia 126 Contact for price (Used) 2020 Freightliner Cascadia 126, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-658, Serial Number: 771195B0093474, 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)2020Part NumberC11-00051-658Stock NumberP-108569 MLS Number13749375CategoryDifferentials, 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-NFD Rear Differential for a 2020 Freightliner Cascadia 125 Contact for price (Used) 2020 Freightliner Cascadia 125, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-355, Serial Number: 771195B0070203, Make: Detroit, Model: RT40-NFD, Ratio: 3.23, Capacity: 20,000... ConditionUsedRear End3.23 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 125Will Fit Year(s)2020Part NumberC11-00051-355Stock NumberP-501252 MLS Number14277526CategoryDifferentials, 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-RT-40.0-4 Front Differential for a 2018 Freightliner Cascadia 126 Contact for price (Used) 2018 Freightliner Cascadia 126, COMPLETE FRONT REAR TANDEM- Part Number: C11-00051-261, Serial Number: 771DDC-A004833H, Make: Detroit, Model: DA-RT-40.0-4, Ratio: 2.85, Capacity:... ConditionUsedRear End2.85 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2018Part NumberC11-00051-261Stock NumberP-108708 MLS Number13752255CategoryDifferentials, Front 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 DA-RT-40.0-4 Front Differential for a 2019 Freightliner Cascadia 126 Contact for price Detroit DA-RT-40.0-4 Front 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-0861-4 MLS Number13320899CategoryDifferentials, Front Last Updated5/14/2026 LocationYork, ON, Canada Sold ByLomoca Inc. (833) 835-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos Detroit DA-RT-40.0-4 Front Differential for a 2021 Freightliner Cascadia 126 Contact for price (Used) 2021 Freightliner Cascadia 126, FRONT DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-656, Serial Number: 771194B0201297, Make: Detroit, Model: DA-RT-40.0-4, Ratio: 2.85, Capacity: 20... ConditionUsedRear End2.85 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2021Part NumberC11-00051-620Stock NumberP-491468 MLS Number14049947CategoryDifferentials, Front 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 Front Differential for a 2020 Western Star 5700 Contact for price (Used) 2020 Western Star 5700, COMPLETE FRONT REAR TANDEM- Part Number: C11-00051-253, Serial Number: 771194A0060215, Make: Detroit, Model: RT40-NFD-N, Ratio: 2.41, Capacity: 20,000 Lbs, Hub... ConditionUsedRear End2.41 ratioFits To Make(s)Western StarFits To Model(s)5700Will Fit Year(s)2020Part NumberC11-00051-253Stock NumberP-494366 MLS Number14094403CategoryDifferentials, Front 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 Front Differential for a 2020 Western Star 5700 Contact for price (Used) 2020 Western Star 5700, FRONT DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-253, Serial Number: 771194A0060215, Make: Detroit, Model: RT40-NFD-N, Ratio: 2.41, Capacity: 20,000 Lbs,... ConditionUsedRear End2.41 ratioFits To Make(s)Western StarFits To Model(s)5700Will Fit Year(s)2020Part NumberC11-00051-253Stock NumberP-494369 MLS Number14094407CategoryDifferentials, Front 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 Front Differential for a 2019 Freightliner Cascadia 126 Contact for price (Core) 2019 Freightliner Cascadia 126, COMPLETE FRONT DIFFERENTIAL GEARS ONLY- Part Number: C11-00051-255, Serial Number: 771194A0016559, Make: Detroit, Model: RT40-NFD N, Ratio: 2.28,... ConditionUsedRear End2.28 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 126Will Fit Year(s)2019Part NumberC11-00051-255Stock NumberP-95509 MLS Number13349202CategoryDifferentials, Front Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info