View 4 Photos View 0 Videos Axle Alliance R21-4N Rear Differential for a 2008 Sterling ACTERRA Contact for price (Used) 2008 Sterling ACTERRA, COMPLETE DIFFERENTIAL GEARS ONLY- Part Number: C11-00008-158, Serial Number: 742821-A026935, Make: Axle Alliance, Model: R21-4N, Ratio: 5.22, Capacity: 20,000... ConditionUsedRear End5.22 ratioFits To Make(s)SterlingFits To Model(s)ACTERRAWill Fit Year(s)2008Part NumberC11-00008-158Stock NumberP-98212 MLS Number13450188CategoryDifferentials, 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 Axle Alliance RT40-4N Cutoff for a 2007 Freightliner Columbia 120 Contact for price (Used) 2007 Freightliner Columbia 120, COMPLETE TANDEM CUTOFF- Part Number: C11-00006-106, Serial Number: 771AAC-A038025H, 771AAC-A038025T, Make: Axle Alliance, Model: RT40-4N, Ratio: 3.58... ConditionUsedRear End3.58 ratioFits To Make(s)FreightlinerFits To Model(s)Columbia 120Will Fit Year(s)2007Part NumberC11-00006-106Stock NumberP-102538 MLS Number13590161CategoryFront & Rear Cutoffs (Clip Cuts) 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 Axle Alliance RT40-4N Front Differential for a 2007 Freightliner Columbia 120 Contact for price (Used) 2007 Freightliner Columbia 120, COMPLETE FRONT REAR TANDEM- Part Number: C11-00006-106, Serial Number: 771AAC-A038025H, Make: Axle Alliance, Model: RT40-4N, Ratio: 3.58, Capacity:... ConditionUsedRear End3.58 ratioFits To Make(s)FreightlinerFits To Model(s)Columbia 120Will Fit Year(s)2007Part NumberC11-00006-106Stock NumberP-102539 MLS Number13590162CategoryDifferentials, Front 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 Axle Alliance RT40-4N Rear Axle Housing for a 2007 Freightliner Columbia 120 Contact for price (Used) 2007 Freightliner Columbia 120, COMPLETE FRONT DIFFERENTIAL HOUSING ONLY- Part Number: C11-00006-106, Serial Number: 771AAC-A038025H, Make: Axle Alliance, Model: RT40-4N, Ratio:... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)Columbia 120Will Fit Year(s)2007Part NumberC11-00006-106Stock NumberP-102540 MLS Number13590164CategoryAxle 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 Axle Alliance RT40-4N Front Differential for a 2007 Freightliner Columbia 120 Contact for price (Used) 2007 Freightliner Columbia 120, COMPLETE FRONT DIFFERENTIAL GEARS ONLY- Part Number: C11-00006-106, Serial Number: 771AAC-A038025H, Make: Axle Alliance, Model: RT40-4N, Ratio: 3.58,... ConditionUsedRear End3.58 ratioFits To Make(s)FreightlinerFits To Model(s)Columbia 120Will Fit Year(s)2007Part NumberC11-00006-106Stock NumberP-102541 MLS Number13590166CategoryDifferentials, Front 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 Axle Alliance RT40-4N Rear Axle Assembly for a 2007 Freightliner Columbia 120 Contact for price (Used) 2007 Freightliner Columbia 120, COMPLETE REAR REAR TANDEM- Part Number: C11-00006-106, Serial Number: 771AAC-A038025T, Make: Axle Alliance, Model: RT40-4N, Ratio: 3.58, Capacity: 20... ConditionUsedRear End3.58 ratioFits To Make(s)FreightlinerFits To Model(s)Columbia 120Will Fit Year(s)2007Part NumberC11-00006-106Stock NumberP-102545 MLS Number13590170CategoryAxle 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 Axle Alliance RT40-4N Rear Axle Housing for a 2007 Freightliner Columbia 120 Contact for price (Used) 2007 Freightliner Columbia 120, COMPLETE REAR DIFFERENTIAL HOUSING ONLY- Part Number: C11-00006-106, Serial Number: 771AAC-A038025T, Make: Axle Alliance, Model: RT40-4N, Ratio: 3.58... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)Columbia 120Will Fit Year(s)2007Part NumberC11-00006-106Stock NumberP-102546 MLS Number13590171CategoryAxle 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 Axle Alliance RT40-4N Rear Differential for a 2007 Freightliner Columbia 120 Contact for price (Used) 2007 Freightliner Columbia 120, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00006-106, Serial Number: 771AAC-A038025T, Make: Axle Alliance, Model: RT40-4N, Ratio: 3.58,... ConditionUsedRear End3.58 ratioFits To Make(s)FreightlinerFits To Model(s)Columbia 120Will Fit Year(s)2007Part NumberC11-00006-106Stock NumberP-102548 MLS Number13590173CategoryDifferentials, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos Axle Alliance RT40-4N Cutoff for a 2007 Freightliner Columbia 120 Contact for price (Used) 2007 Freightliner Columbia 120, COMPLETE TANDEM CUTOFF- Part Number: C11-00006-202, Serial Number: 771AAC-A042781H, 771AAC-A042781T, Make: Axle Alliance, Model: RT40-4N, Ratio: 3.42... ConditionUsedRear End3.42 ratioFits To Make(s)FreightlinerFits To Model(s)Columbia 120Will Fit Year(s)2007Part NumberC11-00006-202Stock NumberP-106213 MLS Number13677317CategoryFront & Rear Cutoffs (Clip Cuts) 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 Axle Alliance RT40-4N Front Differential for a 2007 Freightliner Columbia 120 Contact for price (Used) 2007 Freightliner Columbia 120, COMPLETE FRONT REAR TANDEM- Part Number: C11-00006-202, Serial Number: 771AAC-A042781H, Make: Axle Alliance, Model: RT40-4N, Ratio: 3.42, Capacity:... ConditionUsedRear End3.42 ratioFits To Make(s)FreightlinerFits To Model(s)Columbia 120Will Fit Year(s)2007Part NumberC11-00006-202Stock NumberP-106214 MLS Number13677319CategoryDifferentials, Front 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 Axle Alliance RT40-4N Rear Axle Housing for a 2007 Freightliner Columbia 120 Contact for price (Used) 2007 Freightliner Columbia 120, COMPLETE FRONT DIFFERENTIAL HOUSING ONLY- Part Number: C11-00006-202, Serial Number: 771AAC-A042781H, Make: Axle Alliance, Model: RT40-4N, Ratio: 3.42,... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)Columbia 120Will Fit Year(s)2007Part NumberC11-00006-202Stock NumberP-106216 MLS Number13677321CategoryAxle 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 Axle Alliance RT40-4N Front Differential for a 2007 Freightliner Columbia 120 Contact for price (Used) 2007 Freightliner Columbia 120, COMPLETE FRONT DIFFERENTIAL GEARS ONLY- Part Number: C11-00006-202, Serial Number: 771AAC-A042781H, Make: Axle Alliance, Model: RT40-4N, Ratio: 3.42,... ConditionUsedRear End3.42 ratioFits To Make(s)FreightlinerFits To Model(s)Columbia 120Will Fit Year(s)2007Part NumberC11-00006-202Stock NumberP-106218 MLS Number13677323CategoryDifferentials, 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 Axle Alliance RT40-4N Rear Axle Assembly for a 2007 Freightliner Columbia 120 Contact for price (Used) 2007 Freightliner Columbia 120, COMPLETE REAR REAR TANDEM- Part Number: C11-00006-202, Serial Number: 771AAC-A042781T, Make: Axle Alliance, Model: RT40-4N, Ratio: 3.42, Capacity: 20... ConditionUsedRear End3.42 ratioFits To Make(s)FreightlinerFits To Model(s)Columbia 120Will Fit Year(s)2007Part NumberC11-00006-202Stock NumberP-106221 MLS Number13677326CategoryAxle Assemblies, 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 Axle Alliance RT40-4N Rear Axle Housing for a 2007 Freightliner Columbia 120 Contact for price (Used) 2007 Freightliner Columbia 120, COMPLETE REAR DIFFERENTIAL HOUSING ONLY- Part Number: C11-00006-202, Serial Number: 771AAC-A042781T, Make: Axle Alliance, Model: RT40-4N, Ratio: 3.42,... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)Columbia 120Will Fit Year(s)2007Part NumberC11-00006-202Stock NumberP-106222 MLS Number13677327CategoryAxle 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 Axle Alliance RT40-4N Rear Differential for a 2007 Freightliner Columbia 120 Contact for price (Used) 2007 Freightliner Columbia 120, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00006-202, Serial Number: 771AAC-A042781T, Make: Axle Alliance, Model: RT40-4N, Ratio: 3.42,... ConditionUsedRear End3.42 ratioFits To Make(s)FreightlinerFits To Model(s)Columbia 120Will Fit Year(s)2007Part NumberC11-00006-202Stock NumberP-106223 MLS Number13677328CategoryDifferentials, 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 Axle Alliance R17.5-2N Rear Axle Assembly Contact for price (Used) Freightliner, COMPLETE REAR DIFFERENTIAL- Part Number: C11-00002-028, Serial Number: 742820-A220104, Make: Axle Alliance, Model: R17.5-2N, Ratio: 5.25, Capacity: 17,500 lbs, Hub Bolts... ConditionUsedRear End5.12 ratioPart NumberC11-00002-028Stock NumberP-111911 MLS Number13852306CategoryAxle Assemblies, 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 Axle Alliance R17.5-2N Rear Axle Housing Contact for price (Used) Freightliner, DIFFERENTIAL HOUSING ONLY- Part Number: C11-00002-028, Serial Number: 742820-A220104, Make: Axle Alliance, Model: R17.5-2N, Ratio: 5.25, Capacity: 17,500 lbs,... ConditionUsedPart NumberC11-00002-028Stock NumberP-111913 MLS Number13852308CategoryAxle Housings, 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 Axle Alliance R17.5-2N Rear Differential Contact for price (Used) Freightliner, DIFFERENTIAL GEARS ONLY- Part Number: C11-00002-028, Serial Number: 742820-A220104, Make: Axle Alliance, Model: R17.5-2N, Ratio: 5.25, Capacity: 17,500 lbs, Reference... ConditionUsedRear End5.25 ratioPart NumberC11-00002-028Stock NumberP-111916 MLS Number13852311CategoryDifferentials, 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 Axle Alliance RT40-4N Front Differential for a 2015 Freightliner Cascadia 125 Contact for price (Used) 2015 Freightliner Cascadia 125, COMPLETE FRONT REAR TANDEM- Part Number: C11-00006-852, Serial Number: 771AAC-A136446H, Make: Axle Alliance, Model: RT40-4N, Ratio: 2.53, Capacity:... ConditionUsedRear End2.53 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 125Will Fit Year(s)2015Part NumberC11-00006-852Stock NumberP-112091 MLS Number13856166CategoryDifferentials, 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 Axle Alliance RT40-4N Rear Axle Housing for a 2015 Freightliner Cascadia 125 Contact for price (Used) 2015 Freightliner Cascadia 125, FRONT DIFFERENTIAL HOUSING ONLY- Part Number: C11-00006-852, Serial Number: 771AAC-A136446H, Make: Axle Alliance, Model: RT40-4N, Ratio: 2.53, Capacity... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)Cascadia 125Will Fit Year(s)2015Part NumberC11-00006-852Stock NumberP-112093 MLS Number13856168CategoryAxle Housings, 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 Axle Alliance RT40-4N Front Differential for a 2015 Freightliner Cascadia 125 Contact for price (Used) 2015 Freightliner Cascadia 125, FRONT DIFFERENTIAL GEARS ONLY- Part Number: C11-00006-852, Serial Number: 771AAC-A136446H, Make: Axle Alliance, Model: RT40-4N, Ratio: 2.53, Capacity:... ConditionUsedRear End2.53 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 125Will Fit Year(s)2015Part NumberC11-00006-852Stock NumberP-112094 MLS Number13856169CategoryDifferentials, 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 Axle Alliance RT40-4N Rear Axle Assembly for a 2015 Freightliner Cascadia 125 Contact for price (Used) 2015 Freightliner Cascadia 125, COMPLETE REAR REAR TANDEM- Part Number: C11-00006-852, Serial Number: 771AAC-A136446T, Make: Axle Alliance, Model: RT40-4N, Ratio: 2.53, Capacity:... ConditionUsedRear End2.53 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 125Will Fit Year(s)2015Part NumberC11-00006-852Stock NumberP-112097 MLS Number13856172CategoryAxle Assemblies, 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 Axle Alliance RT40-4N Rear Axle Housing for a 2015 Freightliner Cascadia 125 Contact for price (Used) 2015 Freightliner Cascadia 125, REAR DIFFERENTIAL HOUSING ONLY- Part Number: C11-00006-852, Serial Number: 771AAC-A136446T, Make: Axle Alliance, Model: RT40-4N, Ratio: 2.53, Capacity... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)Cascadia 125Will Fit Year(s)2015Part NumberC11-00006-852Stock NumberP-112098 MLS Number13856173CategoryAxle Housings, 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 Axle Alliance RT40-4N Front Differential for a 2015 Freightliner Cascadia 125 Contact for price (Used) 2015 Freightliner Cascadia 125, REAR DIFFERENTIAL GEARS ONLY- Part Number: C11-00006-852, Serial Number: 771AAC-A136446T, Make: Axle Alliance, Model: RT40-4N, Ratio: 2.53, Capacity:... ConditionUsedRear End2.52 ratioFits To Make(s)FreightlinerFits To Model(s)Cascadia 125Will Fit Year(s)2015Part NumberC11-00006-852Stock NumberP-112099 MLS Number13856174CategoryDifferentials, 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 Axle Alliance R17.5-2N Rear Axle Assembly for a 2006 Sterling ACTERRA Contact for price (Used) 2006 Sterling ACTERRA, COMPLETE REAR DIFFERENTIAL- Part Number: C11-00002-058, Serial Number: 742820-A043699, Make: Axle Alliance, Model: RS17.5-2N, Ratio: 5.13, Capacity: 17,500 Lbs... ConditionUsedRear End5.13 ratioFits To Make(s)SterlingFits To Model(s)ACTERRAWill Fit Year(s)2006Part NumberC11-00002-058Stock NumberP-492961 MLS Number14070836CategoryAxle Assemblies, Rear Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info