BB Overstock Commercial Vehicle Parts

Commercial Vehicle Parts

Keep your fleet moving and minimize downtime with our comprehensive selection of commercial vehicle parts. Whether you are maintaining heavy-duty dump trucks, concrete mixers, refuse vehicles, or over-the-road semi-trucks, we provide the dependable components your vehicles require. Our inventory features genuine, factory-original (OEM) New Old Stock (NOS) and premium aftermarket components from trusted industry leaders, including Cummins, Mack, Volvo, Paccar, Bendix, and Caterpillar. From critical engine control modules, wiring harnesses, and advanced sensor arrays to heavy-duty brackets, hardware, and air system valves, every part is vetted to ensure exceptional reliability under the most demanding vocational conditions. Shop today to secure factory-grade performance at unbeatable surplus values.

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Cummins P/N | 3163151 ECM Bench Calibration Base Test Harness

Cummins P/N | 3163151 ECM Bench Calibration Base Test Harness

Regular price $188.08
Sale price $188.08 Regular price $268.69
Unit price
Cummins P/N | 4918802 ECM Calibration Bench Test Harness

Cummins P/N | 4918802 ECM Calibration Bench Test Harness

Regular price $198.77
Sale price $198.77 Regular price $283.96
Unit price
Cummins P/N: "2892084" ECM Calibration Bench Test Harness

Cummins P/N: "2892084" ECM Calibration Bench Test Harness

Regular price $113.44
Sale price $113.44 Regular price $162.05
Unit price
Cummins P/N 4352672 Wiring Harness Fits ISX Engines for Mack-Pete-Freightli

Cummins P/N 4352672 Wiring Harness Fits ISX Engines for Mack-Pete-Freightli

Regular price $272.56
Sale price $272.56 Regular price $389.37
Unit price
Paccar P/N | Q21-6020 Peterbilt HVAC Control Module Q216120

Paccar P/N | Q21-6020 Peterbilt HVAC Control Module Q216120

Regular price $394.90
Sale price $394.90 Regular price $493.62
Unit price
Cummins P/N | 3687073 Fuel Pump Support Plate/Bracket

Cummins P/N | 3687073 Fuel Pump Support Plate/Bracket

Regular price $27.89
Sale price $27.89 Regular price $37.19
Unit price
Volvo/Mack OEM P/N | 3949301 Rotary 3 Speed Blower HVAC Fan Switch

Volvo/Mack OEM P/N | 3949301 Rotary 3 Speed Blower HVAC Fan Switch

Regular price $16.79
Sale price $16.79 Regular price $20.99
Unit price
Cole Hersee P/N | 75600-02 Washer/Wiper Rotary Selector Switch Volvo/MACK

Cole Hersee P/N | 75600-02 Washer/Wiper Rotary Selector Switch Volvo/MACK

Regular price $49.57
Sale price $49.57 Regular price $61.96
Unit price
Volvo P/N | 3093431 OEM Preset Thermostat Freeze Switch 6v-24vdc

Volvo P/N | 3093431 OEM Preset Thermostat Freeze Switch 6v-24vdc

Regular price $50.46
Sale price $50.46 Regular price $59.36
Unit price
AC Delco P/N | 84512807 Automatic Shift Cable

AC Delco P/N | 84512807 Automatic Shift Cable

Regular price $19.75
Sale price $19.75 Regular price $21.94
Unit price
Retrac P/N | 610844 Convex Blind Spot Mirror

Retrac P/N | 610844 Convex Blind Spot Mirror

Regular price $20.15
Sale price $20.15 Regular price $22.39
Unit price
Cummins 14.9L ISX Reman EGR Cooler w Gasket kit 2010-2016 | Bostech EGR1043

Cummins 14.9L ISX Reman EGR Cooler w Gasket kit 2010-2016 | Bostech EGR1043

Regular price $999.91
Sale price $999.91 Regular price $1,111.01
Unit price
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