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Peterbilt 378 Truck Parts For Sale

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Truck Parts (789)
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Make
Peterbilt (790)
Model
378 (790)
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Showing 226 - 250 of 790 Listings

226 - 250 of 790 listings
226 - 250 of 790 listings
Peterbilt 378 Right Door

2007 Peterbilt 378 Right Door

$749.98 USD
2007 PETERBILT 378 Used Passenger Door, W/ Power Locks Window, W/Vent WIndow We Ship Worldwide! Call Now For A Shipping Estimate! Power: Yes Make: PETERBILT Model: 378 Side: Right - Mileage...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2007
SideRIGHT
Stock Number6579
MLS Number9732371
CategoryDoors
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
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Peterbilt 378 Left Door

2004 Peterbilt 378 Left Door

$749.98 USD
(Used) 2004 Peterbilt 378, DOOR- Side: Driver Side, Color: Red, Window Controls: Manual, Less Interior Panel, Side View Mirror Sold Separately, For more information about this item, give us...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2004
SideLEFT
Stock NumberP-39559
MLS Number11868641
CategoryDoors
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
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Peterbilt 378 Right Door

2004 Peterbilt 378 Right Door

$749.98 USD
(Used) 2004 Peterbilt 378, DOOR- Side: Passenger Side, Color: Red, Window Controls: Manual, Less Interior Panel, Side View Mirror Sold Separately, For more information about this item, give...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2004
SideRIGHT
Stock NumberP-39560
MLS Number11868643
CategoryDoors
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
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Peterbilt 378 Right Door

2001 Peterbilt 378 Right Door

$749.98 USD
(Used) 2001 Peterbilt 378, DOOR- Side: Passenger Right Side, Color: Black, Window Controls: Manual, No Window, Less Interior Panel, Side View Mirror Sold Separately, For more information...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2001
SideRIGHT
Stock NumberP-47601
MLS Number12038738
CategoryDoors
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
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Peterbilt 378 Left Door

2001 Peterbilt 378 Left Door

$749.98 USD
(Used) 2001 Peterbilt 378, DOOR- Side: Driver Left Side, Color: Blue, Window Controls: Manual, Less Interior Panel, Side View Mirror Sold Separately, For more information about this item,...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2001
SideLEFT
Stock NumberP-72268
MLS Number12630661
CategoryDoors
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
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CRG Heavy Truck Parts
Peterbilt 378 Right Door

2001 Peterbilt 378 Right Door

$749.98 USD
(Used) 2001 Peterbilt 378, DOOR- Side: Passenger Right Side, Color: Blue, Window Controls: Manual, Less Interior Panel, Side View Mirror Sold Separately, For more information about this...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2001
SideRIGHT
Stock NumberP-72269
MLS Number12630662
CategoryDoors
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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Peterbilt 378 Left Door

1996 Peterbilt 378 Left Door

$749.98 USD
(Used) 1996 Peterbilt 378, DOOR- Side: Driver Left Side, Color: Blue, Window Controls: Manual, Less Interior Panel, Side View Mirror Sold Separately, Damage Reference images for condition...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1996
SideLEFT
Stock NumberP-112390
MLS Number13868841
CategoryDoors
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
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Peterbilt 378 Right Door

1996 Peterbilt 378 Right Door

$749.98 USD
(Used) 1996 Peterbilt 378, DOOR- Side: Passenger Right Side, Color: Blue, Window Controls: Manual, Less Interior Panel, Side View Mirror Sold Separately, Damage Reference images for...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1996
SideRIGHT
Stock NumberP-112391
MLS Number13868842
CategoryDoors
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
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Peterbilt 378 Front Bumper

2004 Peterbilt 378 Front Bumper

$688.98 USD
(Used) 2004 Peterbilt 378, BUMPER- Color: Silver, Material: Chrome And Aluminum, Dimensions: L=90",H=12", Broken!! Reference image for condition. For more information about this item, give...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2004
Stock NumberP-39542
MLS Number11868623
CategoryBumpers, Front
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
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Peterbilt 378 Right Air Cleaner / Air Filter Housing

2001 Peterbilt 378 Right Air Cleaner / Air Filter Housing

$650 USD
(Used) 2001 Peterbilt 378, AIR CLEANER- Side: Passenger Right Side, Color: Chrome, Material: Steel, Engine: Caterpillar C12, Dimensions: L=33", D=15", (damage Reference images for...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2001
SideRIGHT
Stock NumberP-47596
MLS Number12038733
CategoryAir Cleaners / Air Filter Housings
Last Updated5/15/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
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Peterbilt 378 Instrument Panel Cluster

2004 Peterbilt 378 Instrument Panel Cluster

$550 USD
(Used) 2004 Peterbilt 378, INSTRUMENT CLUSTER - Part Number: 17-04236-14310, Gauges: Fuel Level, Battery Volts, (1)Oil Temp, (2) Oil Temp, (3) Oil Temp, Air Pressure, Exhaust Temp, Material...
ConditionUsed
Engine ModelCaterpillar C15
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2004
Part Number17-04236-14310
Stock NumberP-39581
MLS Number11875165
CategoryInstrument Panel Clusters
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
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Peterbilt 378 Instrument Panel Cluster

2001 Peterbilt 378 Instrument Panel Cluster

$550 USD
(Used) 2001 Peterbilt 378, INSTRUMENT CLUSTER- Gauges: Engine Oil Temperature, Oil Pressure, RPM, MPH, Water Temp, Air Pressure, Quartz, Reference images for condition, For more information...
ConditionUsed
Engine ModelCaterpillar C12
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2001
Stock NumberP-47608
MLS Number12038745
CategoryInstrument Panel Clusters
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
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Peterbilt 378 Front Leaf Spring

2004 Peterbilt 378 Front Leaf Spring

$499.99 USD
(Used) 2004 Peterbilt 378, FRONT LEAF SPRING- Side: Driver Side, Material: Steel, 18,000 lb front axle 18k Leaf Quantity: 5, For more information about this item, give us a call. We ship...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2004
Part Number18000
Stock NumberP-39562
MLS Number11868645
CategoryLeaf Springs, Front
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
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Peterbilt 378 Front Leaf Spring

2004 Peterbilt 378 Front Leaf Spring

$499.99 USD
(Used) 2004 Peterbilt 378, FRONT LEAF SPRING- Side: Passenger Side, 18k front axle Material: Steel, Leaf Quantity: 5, Damage, Front Shock Bracket Broken, For more information about this item...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2004
Part Number18,000
Stock NumberP-39563
MLS Number11868646
CategoryLeaf Springs, Front
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
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Used 1998 Peterbilt 378 Right Air Filter, Green/Chrome Steel

Used 1998 Peterbilt 378 Right Air Filter, Green/Chrome Steel

$399.99 USD
(USED) 1998 Peterbilt 378 - Air Filter - Side: Passenger Side. Color: Green/ Chrome. Material: Steel. For more information about this item, give us a call. We ship Worldwide!. (CRG HEAVY...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1998
Stock NumberP-24766
MLS Number10830823
CategoryExterior Misc. Parts
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
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Peterbilt 378 Air Dryer

2004 Peterbilt 378 Air Dryer

$395 USD
(Used) 2004 Peterbilt 378, AIR Dryer Make: Bendix, Material: Metal, For more information about this item, give us a call.We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY, ELKTON,...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2004
Stock NumberP-39531
MLS Number11868609
CategoryAir Dryers
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
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Peterbilt 378 Right Seat

2004 Peterbilt 378 Right Seat

$375 USD
(Used) 2004 Peterbilt 378, SEAT- Side: Passenger Side, Color: Black, Material: Leather, Type: Stationary, For more information about this item, give us a call.We ship Worldwide! (CRG HEAVY...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2004
SideRIGHT
Stock NumberP-39577
MLS Number11875159
CategorySeats
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
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Peterbilt 378 Exterior Sun Visor

2004 Peterbilt 378 Exterior Sun Visor

$328.50 USD
2004 Peterbilt 378 Exterior Sun Visor For Sale - Used - May have some cosmetic blemishes (see photos). Give us a shout by phone, email, or text. We ship everywhere.
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2004
Part NumberTBD
Stock NumberPT-0653-24
MLS Number10908002
CategorySun Visors (Exterior)
Last Updated5/14/2026
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
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Lomoca Inc.
Peterbilt 378 Left Side View Mirror

1998 Peterbilt 378 Left Side View Mirror

$324.98 USD
(USED) 1998 Peterbilt 378 - Side View Mirror - Side: Driver Side. Material: Aluminum. Type: Manual Adjustable/ Heated. Mounts: 2. For more information about this item, give us a call. We...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1998
SideLEFT
Stock NumberP-24723
MLS Number10827680
CategorySide View Mirrors
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
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Peterbilt 378 Right Side View Mirror

2004 Peterbilt 378 Right Side View Mirror

$324.98 USD
(Used) 2004 Peterbilt 378, SIDE VIEW MIRROR- Side: Passenger Side, Color: Chrome, Type: Manual And Heat, Mounts: Door, For more information about this item, give us a call.We ship...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2004
SideRIGHT
Stock NumberP-39566
MLS Number11868649
CategorySide View Mirrors
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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Peterbilt 378 Side View Mirror

2004 Peterbilt 378 Side View Mirror

$324.98 USD
(Used) 2004 Peterbilt 378 SIDE VIEW MIRROR - DRIVERS SIDE, MANUAL, Reference images for condition For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2004
Stock NumberP-56350
MLS Number12247601
CategorySide View Mirrors
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
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Peterbilt 378 Left Side View Mirror

2001 Peterbilt 378 Left Side View Mirror

$324.98 USD
(Used) 2001 Peterbilt 378, SIDE VIEW MIRROR- Side: Driver Left Side, Color: Chrome, Type: Manual, Mounts: Door, For more information about this item, give us a call. We ship Worldwide!...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2001
SideLEFT
Stock NumberP-72270
MLS Number12630663
CategorySide View Mirrors
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
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Peterbilt 378 Left Side View Mirror

1996 Peterbilt 378 Left Side View Mirror

$324.98 USD
(Used) 1996 Peterbilt 378, SIDE VIEW MIRROR- Side: Driver Left Side, Color: Chrome, Type: Power Heat Mirror, Mounts: Door, Reference images for condition, For more information about this...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1996
SideLEFT
Stock NumberP-112393
MLS Number13868844
CategorySide View Mirrors
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
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Peterbilt 378 Right Side View Mirror

1996 Peterbilt 378 Right Side View Mirror

$324.98 USD
(Used) 1996 Peterbilt 378, SIDE VIEW MIRROR- Side: Passenger Right Side, Color: Chrome, Type: Power Heat Mirror, Mounts: Door, Reference images for condition, For more information about...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1996
SideRIGHT
Stock NumberP-112394
MLS Number13868845
CategorySide View Mirrors
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
NUMBERCall Seller
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