View 1 Photo View 0 Videos 2006 Peterbilt 378 Front Axle Assembly $5,500 USD 20K FRONT AXLE CONVERSION/ASSY. DUAL GEARBOXES LH#M110PHM14 RH# M905AD17., Capacity: 20K, Hub Bolts: 10, Brake Type: AIR, Axle Make: SPICER ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Will Fit Year(s)2006Capacity20KStock Number11026-5 MLS Number14091626CategoryAxle Assemblies, Front Last Updated1/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2006 Peterbilt 378 Right Fuel Tank $595 USD GOOD USED FUEL TANK/HYDRAULIC TANK ASSY. 62X25, Dimensions: 62X25, Material: Aluminum, Fuel Tank Shape: ROUND ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Will Fit Year(s)2006SideRIGHTStock Number11026-4 MLS Number14091624CategoryFuel Tanks (Truck) Last Updated2/5/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos 1997 Peterbilt 378 Front Bumper $365 USD (USED) Peterbilt 378 Type: 1 PIECE SBA/SFA: SFA Material: CHROME Lights: NO ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Stock Number25708930 MLS Number13193583CategoryBumpers, Front Last Updated1/16/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos 2006 Peterbilt 378 Salvage Truck Contact for price 2006 PETE 379 C15 475HP MXS23425,BURN CORE, RTLO18918B,D46-140 391REAR LOCKER ON AIR TRAC,EFA20-F4 20K FRT AXLE, 20K WC LIFT AXLE, Ratio: 3.91, Engine Make: Caterpillar, Transmission Make:... ConditionUsedEngine ModelCaterpillar C15Rear End3.91 ratioFits To Make(s)PeterbiltFits To Model(s)378Will Fit Year(s)2006Stock Number11026 MLS Number14085299CategorySalvage Trucks Last Updated2/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Peterbilt 378 Radiator Shroud $130.16 USD 1995-2004 PETERBILT 379/357/377/378 FIBERGLASS FAN SURROUND, WHITE, 35 1/2" WIDE. ConditionNewFits To Make(s)PETERBILTFits To Model(s)378Stock NumberRFV PT0141 MLS Number13240364CategoryRadiator Shrouds Last Updated1/12/2026 LocationLansing, IL, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 1998 Peterbilt 378 Fuel Tank $775 USD (USED) Peterbilt 378 Gallons: 90 Length: 40 Width/Dia: 26 Height: - ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Stock Number25708900 MLS Number13193599CategoryFuel Tanks (Truck) Last Updated1/8/2026 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos 2011 Peterbilt 378 Right DEF Tank for a Peterbilt 387 $238.24 USD ConditionUsedFits To Make(s)PETERBILTFits To Model(s)387SideRightStock Number2309845 MLS Number12386108CategoryDiesel Exhaust Fluid (DEF) Tanks Last Updated1/1/2026 LocationAthens, GA, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos 1990 Peterbilt 378 Salvage Truck Contact for price 2021 Peterbilt 378 Day Cab Tandem Axle;, Caterpillar 3176A, 242 HP, AR#- 7E9903, S/N- 2YG08779;, Eaton/ Fuller Manual Transmission;, DS402 Diff, Ratio 4.56;, RS402 Diff, Ratio 4.56;,... ConditionUsedFits To Make(s)PETERBILTFits To Model(s)378Stock Number4316 MLS Number14029108CategorySalvage Trucks Last Updated12/27/2025 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 1990 Peterbilt 378 Battery Box Contact for price Driver Side Battery Box, 4 Battery Capacity, 30"L x 24"W x 13"H, 2 Air Tanks Attached, No Cover ConditionUsedFits To Make(s)PETERBILTFits To Model(s)378Capacity4 BatteriesStock Number4316-7 MLS Number14037037CategoryBattery Boxes / Trays Last Updated12/27/2025 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 1990 Peterbilt 378 Tool Box Contact for price Passenger Side Tool Box, 24"L x 20"W x 22"H. ConditionUsedFits To Make(s)PETERBILTFits To Model(s)378Stock Number4316-8 MLS Number14037040CategoryTool Boxes Last Updated12/27/2025 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 1990 Peterbilt 378 Left Fuel Tank Contact for price Driver Side Fuel Tank, 67"L x 26"D, 150 Gallon Capacity, Straps And Brackets Included. ConditionUsedFits To Make(s)PETERBILTFits To Model(s)378SideDriverCapacity150Stock Number4316-9 MLS Number14037044CategoryFuel Tanks (Truck) Last Updated12/27/2025 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 1990 Peterbilt 378 Left Fender Extension Contact for price Driver Side Fender Extension For 1990 Peterbilt 378. ConditionUsedFits To Make(s)PETERBILTFits To Model(s)378SideDriverStock Number4316-10 MLS Number14037047CategoryFender Extensions Last Updated12/27/2025 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 1990 Peterbilt 378 Left Fender Extension Contact for price Passenger Side Fender Extension For 1990 Peterbilt 378. ConditionUsedFits To Make(s)PETERBILTFits To Model(s)378SideDriverStock Number4316-11 MLS Number14037050CategoryFender Extensions Last Updated12/27/2025 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 1990 Peterbilt 378 Hood Contact for price 1990 Peterbilt 378 Hood Complete, 55"L, Broken Passenger Headlamp. ConditionUsedFits To Make(s)PETERBILTFits To Model(s)378Stock Number4316-12 MLS Number14037052CategoryHoods Last Updated12/27/2025 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos 1990 Peterbilt 378 Cab Assembly Contact for price 1990 Peterbilt 378 Cab Complete, Wired For Caterpillar 3176A With A Eaton/ Fuller Manual Transmission. ConditionUsedFits To Make(s)PETERBILTFits To Model(s)378Stock Number4316-13 MLS Number14037060CategoryCabs Last Updated12/27/2025 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos 1997 Peterbilt 378 Hood $4,165 USD (USED) Peterbilt 378 SFA/SBA: SFA Color: RED Type: COMPLETE Length: 60.5 COMPLETE RH HEADLIGHT CRACKED BOTTOM OF LH FENDER CRACKED RH WHEEL WELL CRACKED ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Stock Number25708931 MLS Number13193584CategoryHoods Last Updated12/11/2025 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 1988 Peterbilt 378 Radiator Contact for price Radiator for 1988 Peterbilt 378 with Cummins Big Cam 4 Engine ConditionUsedFits To Make(s)PETERBILTFits To Model(s)378Stock Number1511-11 MLS Number13893133CategoryRadiators Last Updated12/16/2025 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 1996 Peterbilt 378 Front Axle Assembly $1,500 USD ConditionUsedSuspensionSpringFits To Make(s)PETERBILTFits To Model(s)378Stock Number8627 MLS Number10893572CategoryAxle Assemblies, Front Last Updated12/6/2025 LocationEnfield, CT, US Sold ByCamerota Truck Parts (855) 750-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 1999 Peterbilt 378 Battery Box Contact for price 1999 Peterbilt 379 Driver Side LH Battery Box, 29"L x 14"W x 12"H, 4 Battery Capacity. ConditionUsedFits To Make(s)PETERBILTFits To Model(s)378Stock Number1973-14 MLS Number13897892CategoryBattery Boxes / Trays Last Updated12/5/2025 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos 2005 Peterbilt 378 Fuel Tank $581 USD (USED) Peterbilt 378 Gallons: 89 Length: 40 Width/Dia: 26 Height: - SHALLOW DENTS NEAR SEAM UNDER STRAPS ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Stock Number25717431 MLS Number13236041CategoryFuel Tanks (Truck) Last Updated12/3/2025 LocationDes Moines, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 1998 Peterbilt 378 Suspension Contact for price USED SUSPENSION FOR PARTS, DS461P 3.90, PETE AIR TRAC, CAST PEDISTOLS, Suspension Type: Air Spring ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Will Fit Year(s)1998Stock Number52624-3 MLS Number12894481CategorySuspensions Last Updated11/22/2025 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 1988 Peterbilt 378 Air Cleaner / Air Filter Housing $400 USD PETERBILT STAINLESS WRAPPED STEEL AIR CLEANER ConditionUsedFits To Make(s)PETERBILTFits To Model(s)378Stock Number51053 MLS Number13993062CategoryAir Cleaners / Air Filter Housings Last Updated11/20/2025 LocationSalt Lake City, UT, US Sold ByVriens Truck Parts (801) 478-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2003 Peterbilt 378 Bracket $120 USD 05-15216 BRACKET-AIR CLEANER 15" STAINLESS Quantity6ConditionUsedFits To Make(s)PETERBILTFits To Model(s)378Stock Number108101 MLS Number13244662CategoryBrackets, Misc. Last Updated11/20/2025 LocationSalt Lake City, UT, US Sold ByVriens Truck Parts (801) 478-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Peterbilt 378 Left Bracket $140 USD 01-49257L KNEE-ENGINE SPRT FRONT LH Quantity5ConditionUsedFits To Make(s)PETERBILTFits To Model(s)378SideLeftStock Number107733 MLS Number13119279CategoryBrackets, Misc. Last Updated11/20/2025 LocationSalt Lake City, UT, US Sold ByVriens Truck Parts (801) 478-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Peterbilt 378 Left Hood Part $260 USD 13-04708L PIVOT-LOWER ALUMINUM LH Quantity7ConditionUsedFits To Make(s)PETERBILTFits To Model(s)378SideLeftStock Number107701 MLS Number13111104CategoryHood Parts Last Updated11/20/2025 LocationSalt Lake City, UT, US Sold ByVriens Truck Parts (801) 478-___ SHOWNUMBERCall Seller Email Seller Save More Info