742+ 2003 Chevrolet Silverado 1500 HD Engine & Drivetrain Parts - Page 23

Engine & Drivetrain (742 products)

Litens

Part # LV999033D

Fits All Trims

Serpentine Belt Drive Component Kit

$75.44

Cometic GM LS1 SB 4.060 inch Bore .045 inch MLS Head Gasket

Cometic Gasket

Part # C5751-045

Fits All Trims

Cometic GM LS1 SB 4.060 inch Bore .045 inch MLS Head Gasket

$97.74

Yukon Gear Pinion Seal For 96-03 9.5in GM

Yukon Gear & Axle

Part # YMS710507

Fits All Trims

Yukon Gear Pinion Seal For 96-03 9.5in GM

$63.89

Yukon Gear Standard Open Side Gear and Thrust Washer For 9.5in GM

Yukon Gear & Axle

Part # YSPTW-033

Fits All Trims

Yukon Gear Standard Open Side Gear and Thrust Washer For 9.5in GM

$13.89

Fel-Pro

Part # VS50504R

Fits All Trims

Fel-Pro 03-13 Chevrolet Silverado 1500/06-13 Corvette/14-15 Camaro Engine Valve Cover Gasket Set

$14.99

Clevite

Part # CB1776A10

Fits All Trims

Clevite Chevrolet V8 262-265-267-294-305-307-325-346-350-365-400 1967-03 Con Rod Bearing Set

$17.08

Cometic GM LS Gen-3/4 Small Block V8 .034in MLS Cylinder Head Gasket - 4.130in Bore

Cometic Gasket

Part # C5317-034

Fits All Trims

Cometic GM LS Gen-3/4 Small Block V8 .034in MLS Cylinder Head Gasket - 4.130in Bore

$97.74

ARB Airlocker 10.5In 35 Spl Ff Gm 14 Bolt S/N

ARB

Part # RD235

Fits All Trims

ARB Airlocker 10.5In 35 Spl Ff Gm 14 Bolt S/N

$1399.95

Granatelli 99-23 GM Truck V8 Perf Coil-Near-Plug Wire Conn Kit w/9in Lead/Black Jacket/Sleeve

Granatelli Motor Sports

Part # 28-1629HTBB

Fits All Trims

Granatelli 99-23 GM Truck V8 Perf Coil-Near-Plug Wire Conn Kit w/9in Lead/Black Jacket/Sleeve

$298.50

Fel-Pro

Part # 70820

Fits All Trims

Fel-Pro 09-21 Chevrolet Silverado 1500/08-19 Corvette/16-21 Camaro Engine Oil Drain Plug Gasket

$1.33

Yukon Gear Thrust Washer For GM 9.25in IFS Stub Shaft

Yukon Gear & Axle

Part # YSPTW-066

Fits All Trims

Yukon Gear Thrust Washer For GM 9.25in IFS Stub Shaft

$46.89

Royal Purple

Part # 26512

Fits All Trims

Royal Purple Synchromax Synthetic Manual Transmission Fluid (Canada) - 1 Quart

$107.94

Cometic GM LS1 SB 4.160 inch Bore .040 inch MLS Head Gasket

Cometic Gasket

Part # C5318-040

Fits All Trims

Cometic GM LS1 SB 4.160 inch Bore .040 inch MLS Head Gasket

$97.74

Mahle

Part # MS-2366A-10

Fits All Trims

Engine Crankshaft Main Bearing Set

$124.66

King Engine Bearings

Part # MB5013HP010

Fits All Trims

King Engine Bearings Chevy LS1 / LS2 / LS4 / LS6 (Size 010) Performance Main Bearing Set

$180.28

King Chevy SBC 307ci/350ci & Gen III/IV (Size STD Predoweled for Alum Rods) Coated Rod Bearing Set

King Engine Bearings

Part # CR807XPNDC

Fits All Trims

King Chevy SBC 307ci/350ci & Gen III/IV (Size STD Predoweled for Alum Rods) Coated Rod Bearing Set

$180.61

McLeod Bolt Pak Flywheel 6 Per Box Gm LS Motors 11mm

McLeod Racing

Part # 1556

Fits All Trims

McLeod Bolt Pak Flywheel 6 Per Box Gm LS Motors 11mm

$43.47

MAHLE Original Am General Hummer 01-94 Automatic Transmission Gasket

Victor Reinz

Part # W39379

Fits All Trims

MAHLE Original Am General Hummer 01-94 Automatic Transmission Gasket

$16.23

King Engine Bearings

Part # CS5503BB

Fits All Trims

King Engine Bearings High Performance Cam Bearing Set - Coated

$45.75

King Engine Bearings

Part # CR807HPN

Fits All Trims

King Engine Bearings Chevy LS1/LS6/LS3 Performance Rod Bearing Set - Size STD

$89.29

Frequently Asked Questions

Do these parts fit my 2003 Chevrolet Silverado 1500 HD?

This page groups parts listed for the 2003 Chevrolet Silverado 1500 HD. Some products fit every trim, while others depend on submodel, engine, drivetrain, or brake package. Use your trim in My Garage or the product page fitment check to confirm exact fit.

What engine & drivetrain options are available for my 2003 Chevrolet Silverado 1500 HD?

We offer a wide selection of engine & drivetrain parts for the 2003 Chevrolet Silverado 1500 HD. This page narrows the catalog to the year, make, and model; use your trim on product pages to confirm exact fit when a part only fits certain submodels.

What brands make parts for the 2003 Chevrolet Silverado 1500 HD?

We carry parts from trusted brands including Cometic Gasket, Yukon Gear & Axle, King Engine Bearings, Clevite, and ACL, plus many more. Filter by brand to find your preferred manufacturer.

How fast do 2003 Chevrolet Silverado 1500 HD parts ship?

Most in-stock items ship within 1-2 business days. Shipping rates are calculated at checkout based on your location.

What warranty do your 2003 Chevrolet Silverado 1500 HD parts come with?

Warranty coverage varies by manufacturer but typically ranges from 1 year to lifetime. Each product page includes specific warranty information from the manufacturer.

2003 Chevrolet Silverado 1500 HD(3,531 parts)

2003 Chevrolet Silverado 1500 HD(3,531 parts)

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Other Chevrolet Silverado 1500 HD Years

Engine & Drivetrain (742 products)

Serpentine Belt Drive Component Kit

Cometic GM LS1 SB 4.060 inch Bore .045 inch MLS Head Gasket

Yukon Gear Pinion Seal For 96-03 9.5in GM

Yukon Gear Standard Open Side Gear and Thrust Washer For 9.5in GM

Fel-Pro 03-13 Chevrolet Silverado 1500/06-13 Corvette/14-15 Camaro Engine Valve Cover Gasket Set

Clevite Chevrolet V8 262-265-267-294-305-307-325-346-350-365-400 1967-03 Con Rod Bearing Set

Cometic GM LS Gen-3/4 Small Block V8 .034in MLS Cylinder Head Gasket - 4.130in Bore

ARB Airlocker 10.5In 35 Spl Ff Gm 14 Bolt S/N

Granatelli 99-23 GM Truck V8 Perf Coil-Near-Plug Wire Conn Kit w/9in Lead/Black Jacket/Sleeve

Fel-Pro 09-21 Chevrolet Silverado 1500/08-19 Corvette/16-21 Camaro Engine Oil Drain Plug Gasket

Yukon Gear Thrust Washer For GM 9.25in IFS Stub Shaft

Royal Purple Synchromax Synthetic Manual Transmission Fluid (Canada) - 1 Quart

Cometic GM LS1 SB 4.160 inch Bore .040 inch MLS Head Gasket

Engine Crankshaft Main Bearing Set

King Engine Bearings Chevy LS1 / LS2 / LS4 / LS6 (Size 010) Performance Main Bearing Set

King Chevy SBC 307ci/350ci & Gen III/IV (Size STD Predoweled for Alum Rods) Coated Rod Bearing Set

McLeod Bolt Pak Flywheel 6 Per Box Gm LS Motors 11mm

MAHLE Original Am General Hummer 01-94 Automatic Transmission Gasket

King Engine Bearings High Performance Cam Bearing Set - Coated

King Engine Bearings Chevy LS1/LS6/LS3 Performance Rod Bearing Set - Size STD

Frequently Asked Questions

Do these parts fit my 2003 Chevrolet Silverado 1500 HD?

What engine & drivetrain options are available for my 2003 Chevrolet Silverado 1500 HD?

What brands make parts for the 2003 Chevrolet Silverado 1500 HD?

How fast do 2003 Chevrolet Silverado 1500 HD parts ship?

What warranty do your 2003 Chevrolet Silverado 1500 HD parts come with?