2004 PETERBILT 379 - In Stock Filter Options - Vendor In Stock Filter Options Parts & Accessories

Precision Replacement Parts - Body Moldings for 1987-2000 377, 1987-2007 379 - WFK 9111 86

1986-2000 Peterbilt 377, Beltline Molding Kit, Left and Right Hand, 8 Piece Kit

Part Number: PQP-WFK-9111-86

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

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Estimated Ship Date: Apr 23, 2026 if ordered today

Dorman Crankshaft Position Sensors 904-7024

Crankshaft Position Sensor, Freightliner, International, Kenworth, Sterling, Peterbuilt, Western Star, Each

Part Number: RNB-904-7024

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Dorman Oil Pan Gaskets 264-6005G

Engine Oil Pan Gasket, Engine Oil Pan Gasket

Part Number: RNB-264-6005G

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Continental Accu-Drive Idler Pulleys 49171

IDLER AND TENSIONER PULLEYS

Part Number: CEL-49171

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

United Pacific Headlight Bezels 41113

Light Bezel, Headlight, Rectangular with Visor for Single 6 x 8 in. Bulbs, Chrome, Kenworth, International, Freightliner, Peterbilt, Each

Part Number: UPD-41113

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Universal Air Conditioner Evaporator Cores EV 940110PFC

Air Conditioning Evaporator Cores, Replacement, Aluminum, Natural, Peterbilt, Each

Part Number: UAC-EV940110PFC

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Universal Air Conditioner Inc. Air Conditioning Compressors CO 4041SD

A/C Compressor

Part Number: UAC-CO4041SD

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Dorman Engine Oil Pressure Sensors 904-5050CD

Sensor, Engine Oil, Stock Replacement, Chrome, Brass, Plastic, Freightliner, International, Kenworth, Mack, Peterbilt, Western Star, Each

Part Number: RNB-904-5050CD

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Continental Replacement Tensioner Pulleys 49506

HEAVY DUTY TENSIONERS

Part Number: CEL-49506

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Dorman Fenders for 1986-2008 357, 1986-2007 379 - 242-6121

Heavy Duty Fender, Peterbilt, Aluminum, Right, Each

Part Number: RNB-242-6121

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Dorman Coolant Temperature Sensors 904-7137

Intake Manifold/Coolant Temperature Sensor

Part Number: RNB-904-7137

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

GMB OE Replacement Water Pumps 196-1010

Water Pump, Mechanical - CUMMINS-ISX DIESEL; FREIGHTLINER-ARGOSY; PETERBILT-357, 378, 379, 387

Part Number: GMB-196-1010

Not Yet Reviewed

Estimated Ship Date: May 6, 2026 if ordered today

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Estimated Ship Date: May 6, 2026 if ordered today

Monroe Gas-Magnum Cab Suspension Shocks 66145

Shocks, Gas-Magnum, Cab Shocks, Stock Height, 13.125 in. Extended, 9.125 in. Collapsed, Peterbilt, Each

Part Number: MON-66145

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

Universal Air Conditioner Inc. Heater Cores HT 400242C

HVACHeaterCore

Part Number: UAC-HT400242C

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Monroe Gas-Magnum 65 Series Shock Absorbers 65463

Monroe Gas-Magnum 65 Shock Absorber

Part Number: MON-65463

Not Yet Reviewed

Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

United Pacific Exterior Window Trim 40918

Window Trim Molding, Exterior Window Trim, Door Window Position, Plastic, Chrome, Peterbilt, Each

Part Number: UPD-40918

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Dorman Crankshaft Position Sensors 904-7021

Crankshaft Position Sensor, Peterbuilt, Freightliner, International, Kenworth, Sterling Truck, Each

Part Number: RNB-904-7021

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Precision Replacement Parts Glass Run Channels for 1987-2000 377, 1987-2007 379 - GRK 9110 86

1986-2000 Peterbilt 377/379, Glass Run Channel Kit, Left or Right Hand, 2 Piece Kit

Part Number: PQP-GRK-9110-86

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 23, 2026 if ordered today

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Estimated Ship Date: Apr 23, 2026 if ordered today

Continental Accu-Drive Idler Pulleys 50028

IDLER AND TENSIONER PULLEYS

Part Number: CEL-50028

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

United Pacific Speed/Tachometer Gauge Covers 40666

Gauge Bezel, Dash, Signature Speed/Tachometer with Visor and Diamond Crystal, Blue, Chrome Plastic, Freightliner, Peterbilt, Each

Part Number: UPD-40666

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

United Pacific Interior Trim Covers 88059

Interior Trim, Door Trim, Plastic, Chrome, Peterbilt, Pair

Part Number: UPD-88059

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

United Pacific Speed/Tachometer Gauge Covers 40669

Gauge Bezel, Dash, Signature Speed/Tachometer with Visor and Diamond Crystal, Purple, Chrome Plastic, Freightliner, Peterbilt, Each

Part Number: UPD-40669

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Continental OE Technology Series V-belts 22550

CONTINENTAL ELITE V-BELT

Part Number: CEL-22550

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Dorman Camshaft Position Sensors 904-7143

Engine Camshaft Position Sensor, HD Camshaft Position Sensor

Part Number: RNB-904-7143

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Universal Air Conditioner Inc. Electrical Switches SW 2450C

HVACBlowerControlSwitch

Part Number: UAC-SW2450C

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

2004 PETERBILT 379 Parts and Accessories