View 3 Photos View 0 Videos 2016 Peterbilt 579 Chassis Control Module $750.24 USD USED 2016 PETERBILT 579 CHASSIS CONTROL MODULE, Q21-1077-3-103, A2C80703100, MUX3-P ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number2359592 MLS Number12760440CategoryChassis Control Modules Last Updated4/29/2026 LocationAthens, GA, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos 2015 Peterbilt 579 Chassis Control Module $850 USD CHASSIS CONTROL MODULE, P/N: Q21-1077-3-103, A2C80703100 ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number2575486 MLS Number13977613CategoryChassis Control Modules Last Updated4/29/2026 LocationEaston, MD, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2020 Peterbilt 579 Chassis Control Module $450.35 USD 186934-821 2020 PETERBUILT 579 PACCAR OEM SECONDARY CHASSIS CONTROL MODULE Q21-1142-001-001 ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number2542697 MLS Number13729572CategoryChassis Control Modules Last Updated4/29/2026 LocationSpokane Valley, WA, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2020 Peterbilt 579 Chassis Control Module $450.15 USD 180920-821 - Used ECM (CHASSIS) off of a 2020 Peterbilt 579 OEM# - Q21-1142-001-001 CHASSIS MODULE - PRIMARY ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number2347522 MLS Number12584288CategoryChassis Control Modules Last Updated4/29/2026 LocationSpokane Valley, WA, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos 2020 Peterbilt 579 Chassis Control Module $350 USD PETERBILT Q21-1125-004-004 SECONDARY CHASSIS CONTROL MODULE. ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number2283342 MLS Number12250096CategoryChassis Control Modules Last Updated4/29/2026 LocationWykoff, MN, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2020 Peterbilt 579 Chassis Control Module $1,000.24 USD 186390-821 2020 PETERBILT 579 OEM CHASSIS CONTROL MODULE OFF OF A NEVER WRECKED LOW MILEAGE TRUCK, LOCATED DRIVER SIDE UNDER CAB BY CAB MOUNT ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number2443028 MLS Number13065492CategoryChassis Control Modules Last Updated4/29/2026 LocationSpokane Valley, WA, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Peterbilt 579 Chassis Control Module $400 USD CECU Control Module ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock NumberR12223475 MLS Number13764721CategoryChassis Control Modules Last Updated8/20/2025 LocationSpokane Valley, WA, US Sold BySpalding Truck Parts (833) 432-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos 2017 Peterbilt 579 Chassis Control Module $1,000.24 USD ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number2371505 MLS Number12760365CategoryChassis Control Modules Last Updated4/29/2026 LocationSpokane Valley, WA, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2019 Peterbilt 579 Chassis Control Module $475.34 USD 178199-821 - Used ECM [ Chassis Control ] from a Low Mileage 2019 Peterbilt 579 ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number2325292 MLS Number12483115CategoryChassis Control Modules Last Updated4/29/2026 LocationSpokane Valley, WA, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2016 Peterbilt 579 Chassis Control Module $1,000.24 USD USED 2016 PETERBILT 579 CHASSIS CONTROL MODULE P/N A2C80703100 ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number2376957 MLS Number12760540CategoryChassis Control Modules Last Updated4/29/2026 LocationWykoff, MN, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos 2020 Peterbilt 579 Chassis Control Module $475.34 USD PETERBILT Q21-1124-004-004 PRIMARY CHASSIS CONTROL MODULE. ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number2283335 MLS Number12453408CategoryChassis Control Modules Last Updated4/29/2026 LocationWykoff, MN, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2020 Peterbilt 579 Chassis Control Module $475.34 USD 2020 Peterbilt 579 Chassis Controler, Q21-1124-004-004 ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number2161182 MLS Number11444604CategoryChassis Control Modules Last Updated4/29/2026 LocationWatseka, IL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2019 Peterbilt 579 Chassis Control Module $475.34 USD S21G0037 - Used Primary Chassis ECM out of a 2019 Peterbilt 579, OEM# - Q21-1124-003-003, Interchange# - Q21-1142-001-001 ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number2114895 MLS Number11330762CategoryChassis Control Modules Last Updated4/29/2026 LocationSpokane Valley, WA, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2020 Peterbilt 579 Chassis Control Module $450.15 USD 2020 PETE Q21-1142-001-001 PRIMARY CHASSIS ECM. OUT OF LOW MILE TRUCK. ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number2165339 MLS Number11472126CategoryChassis Control Modules Last Updated4/29/2026 LocationWykoff, MN, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2019 Peterbilt 579 Chassis Control Module $950.25 USD ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number2521740 MLS Number13592995CategoryChassis Control Modules Last Updated4/29/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2016 Peterbilt 579 Chassis Control Module $950.25 USD ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number2522420 MLS Number13600908CategoryChassis Control Modules Last Updated4/29/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2017 Peterbilt 579 Chassis Control Module $125 USD PEOPLENET ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock NumberR11037956 MLS Number13111073CategoryChassis Control Modules Last Updated9/12/2024 LocationSpokane Valley, WA, US Sold BySpalding Truck Parts (833) 432-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2019 Peterbilt 579 Chassis Control Module $900.56 USD ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number2685411 MLS Number14526683CategoryChassis Control Modules Last Updated8/6/2026 LocationAthens, GA, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2019 Peterbilt 579 Chassis Control Module $871.11 USD ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number2681792 MLS Number14518478CategoryChassis Control Modules Last Updated8/5/2026 LocationAthens, GA, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2020 Peterbilt 579 Chassis Control Module $450 USD UNDER LEFT SIDE OF CAB/DOOR, ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number2622437 MLS Number14298810CategoryChassis Control Modules Last Updated7/23/2026 LocationToledo, OH, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2020 Peterbilt 579 Chassis Control Module $450 USD ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number2531622 MLS Number13654771CategoryChassis Control Modules Last Updated7/23/2026 LocationToledo, OH, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2018 Peterbilt 579 Chassis Control Module $876.52 USD ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number2673616 MLS Number14483897CategoryChassis Control Modules Last Updated7/15/2026 LocationAthens, GA, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2020 Peterbilt 579 Chassis Control Module $893.38 USD ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number2669467 MLS Number14465123CategoryChassis Control Modules Last Updated7/3/2026 LocationAthens, GA, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2018 Peterbilt 579 Chassis Control Module $850 USD MUX3-P, A2C8070310195, P/N: Q21-1077-3-103 ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number2663157 MLS Number14439333CategoryChassis Control Modules Last Updated6/19/2026 LocationEaston, MD, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2014 Peterbilt 579 Chassis Control Module $1,000.24 USD 2014 Peterbilt 579 Chassis Ecm ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number2383754 MLS Number12760496CategoryChassis Control Modules Last Updated4/29/2026 LocationWatseka, IL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info