View 2 Photos View 0 Videos 2016 Peterbilt 579 Chassis Control Module $990.26 USD 186931-821 2016 PETERBILT 579 MUX3-P CHASSIS CONTROL MODULE CONTINETAL P/N Q21-1077-3-103 ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number2482397 MLS Number13350902CategoryChassis Control Modules Last Updated5/9/2026 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 $300.24 USD USED 2020 PETERBILT 579 CHASSIS CONTROL MODULE, Q21-1124-004-004 ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number2296197 MLS Number14352211CategoryChassis Control Modules Last Updated5/6/2026 LocationAthens, GA, 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 $300 USD CHASSIS CONTROL MODULE, Q21-1124-004-004, 50561AA, 9005627/01R09, 18331-0218 ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number2292249 MLS Number12266688CategoryChassis Control Modules Last Updated5/5/2026 LocationToledo, OH, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2019 Peterbilt 567 Chassis Control Module $649.99 USD S20H0080 - Used Primary Chassis Module Off of a 2019 Peterbilt 567, OEM# Q21-1124-003-003, Superceded# Q21-1142-001-001 ConditionUsedFits To Make(s)PETERBILTFits To Model(s)567Stock Number2031998 MLS Number11330163CategoryChassis Control Modules Last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 2019 Peterbilt 567 Chassis Control Module $599.99 USD S20H0080 - Used Secondary Chassis Control Module Off of a 2019 Peterbilt 567, OEM# Q21-1125-003-003 ConditionUsedFits To Make(s)PETERBILTFits To Model(s)567Stock Number2031948 MLS Number11330162CategoryChassis 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 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 Number2441476 MLS Number13067690CategoryChassis Control Modules Last Updated4/29/2026 LocationAthens, GA, 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 $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 1 Photo View 0 Videos 2020 Peterbilt 389 Chassis Control Module $425.24 USD 178202-821 - Used ECM (Chassis/Vehicle) off of a 2020 Peterbilt 389, OEM# - Q21-1143-001-001 CHASSIS MODULE - SECONDAR This unit may need to be re-programmed to your vehicle. ConditionUsedFits To Make(s)PETERBILTFits To Model(s)389Stock Number2183786 MLS Number11582233CategoryChassis 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 4 Photos View 0 Videos 2013 Peterbilt 386 Chassis Control Module $600 USD ConditionUsedFits To Make(s)PETERBILTFits To Model(s)386Stock Number2522096 MLS Number13800128CategoryChassis Control Modules Last Updated4/29/2026 LocationTampa, FL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2012 Peterbilt 384 Chassis Control Module $425.24 USD 183872-821 2012 PETERBILT 384 ELECTRONIC CHASSIS CONTROL MODULE P/N Q21-1077-2-103 ConditionUsedFits To Make(s)PETERBILTFits To Model(s)384Stock Number2433945 MLS Number13014446CategoryChassis Control Modules Last Updated4/29/2026 LocationSpokane Valley, WA, US Sold ByLKQ Heavy Truck (855) 905-___ 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 2 Photos View 0 Videos 2021 Peterbilt 520 Chassis Control Module $1,250 USD 180229-821 - Used ECM {Secondary Chassis} from a Low Mileage Peterbilt 520 ConditionUsedFits To Make(s)PETERBILTFits To Model(s)520Stock Number2287037 MLS Number12240400CategoryChassis 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 3 Photos View 0 Videos 2018 Peterbilt 567 Chassis Control Module $975.24 USD 182612-821 - Used Secondary Chassis Control Module Off of a 2019 Peterbilt 567, OEM# Q21-1125-003-003 ConditionUsedFits To Make(s)PETERBILTFits To Model(s)567Stock Number2327042 MLS Number12490509CategoryChassis Control Modules Last Updated4/29/2026 LocationSpokane Valley, WA, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos 2018 Peterbilt 567 Chassis Control Module $975.24 USD S21G0038 - Used Primary Chassis Crontrol Module off of a 2018 Peterbilt 567, OEM# - Q21-1125-004-004 ConditionUsedFits To Make(s)PETERBILTFits To Model(s)567Stock Number2119666 MLS Number11330783CategoryChassis Control Modules Last Updated4/29/2026 LocationSpokane Valley, WA, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos 2018 Peterbilt 567 Chassis Control Module $975.24 USD S21G0038 - Used Secondary Chassis Control Module off of a 2018 Peterbilt 567, OEM# - Q21-1125-004-004 ConditionUsedFits To Make(s)PETERBILTFits To Model(s)567Stock Number2119664 MLS Number11330782CategoryChassis 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 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 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 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