878+ 2003 Jeep Wrangler Engine & Drivetrain Parts - Page 2

Engine & Drivetrain (878 products)

USA Standard Replacement Ring & Pinion Gear Set For Dana 44 in a 5.13 Ratio

Yukon Gear & Axle

Part # ZG D44-513

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USA Standard Replacement Ring & Pinion Gear Set For Dana 44 in a 5.13 Ratio

$320.89

Pioneer Cable

Part # DA-242

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HARMONIC BALANCER (VMI)

$67.51

OMIX

Part # 12303.96

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Omix Fender Corner Mucket Seal Left- 97-06 Wrangler TJ

$26.80

USA Standard Replacement Ring & Pinion Thick Gear Set For Dana 44 in a 4.88 Ratio

Yukon Gear & Axle

Part # ZG D44-488T

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USA Standard Replacement Ring & Pinion Thick Gear Set For Dana 44 in a 4.88 Ratio

$320.89

Yukon Gear - Yukon 1350 To 1410 Conversion U/Joint

Yukon Gear & Axle

Part # YUJ1435

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Yukon Gear - Yukon 1350 To 1410 Conversion U/Joint

$85.89

Gates

Part # 38018

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Gates 03-10 Honda Accord EX / 04-12 Acura TL Base DriveAlign Idler Pulley

$21.22

OMIX

Part # 16595.83

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Omix Dana 44 Diff Cover Kit- 72-11 Jeep CJ & Wrangler

$117.88

Yukon Gear Long Yoke For Model 35 w/ A 1330 U/Joint Size

Yukon Gear & Axle

Part # YY M35-1330-26L

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Yukon Gear Long Yoke For Model 35 w/ A 1330 U/Joint Size

$254.89

USA Standard Ring & Pinion Gear Set For Model 35 in a 4.56 Ratio

Yukon Gear & Axle

Part # ZG M35-456

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USA Standard Ring & Pinion Gear Set For Model 35 in a 4.56 Ratio

$276.89

Fel-Pro

Part # MS93220

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Fel-Pro Chrysler PT Cruiser MS 93220 Fuel Injection Plenum Gasket Set

$4.79

Yukon Gear 1541H Alloy Right Hand Rear Axle For Model 35

Yukon Gear & Axle

Part # YA M35C-27-R

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Yukon Gear 1541H Alloy Right Hand Rear Axle For Model 35

$340.89

OMIX

Part # 17433.03

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Omix Oil Pump 2.5L/4.0L/4.2L 81-06 Jeep Models

$147.03

USA Standard 4340 Chrome-Moly Replacement Axle Kit For TJ/XJ/YJ/WJ/Zj Front / Dana 30 / 27 Spline

Yukon Gear & Axle

Part # ZA W24110

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USA Standard 4340 Chrome-Moly Replacement Axle Kit For TJ/XJ/YJ/WJ/Zj Front / Dana 30 / 27 Spline

$1119.89

Yukon Gear Replacement Yoke For Dana 30 / 44 / and 50 w/ 26 Spline and a 1330 U/Joint Size

Yukon Gear & Axle

Part # YY D44-1330-26S

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Yukon Gear Replacement Yoke For Dana 30 / 44 / and 50 w/ 26 Spline and a 1330 U/Joint Size

$151.89

ARB

Part # 0750003

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ARB Diff Cover D44

$209.95

OMIX

Part # 13510.29

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Omix Strap Front Bow to Rear Bow Pair- 97-06 Jeep TJ

$46.30

OMIX

Part # 16503.05

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Omix Differential Carrier Dana 30 3.73-5.38 Ratios

$192.49

Yukon Gear & Axle

Part # YZLASC-R

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Yukon Gear Zip Locker Rear Switch Cover

$10.89

Yukon Gear Positraction internals For Model 35 w/ 27 Spline Axles

Yukon Gear & Axle

Part # YPKM35-T/L-27

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Yukon Gear Positraction internals For Model 35 w/ 27 Spline Axles

$494.89

Fel-Pro

Part # HS9076PT4

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Fel-Pro Jeep Cherokee HS 9076 PT-4 PermaTorque Engine Cylinder Head Gasket Set

$131.16

Frequently Asked Questions

Do these parts fit my 2003 Jeep Wrangler?

This page groups parts listed for the 2003 Jeep Wrangler. 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 Jeep Wrangler?

We offer a wide selection of engine & drivetrain parts for the 2003 Jeep Wrangler. 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 Jeep Wrangler?

We carry parts from trusted brands including Yukon Gear & Axle, OMIX, Fel-Pro, Rugged Ridge, and Clevite, plus many more. Filter by brand to find your preferred manufacturer.

How fast do 2003 Jeep Wrangler 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 Jeep Wrangler 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 Jeep Wrangler(3,717 parts)

2003 Jeep Wrangler(3,717 parts)

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Other Jeep Wrangler Years

Engine & Drivetrain (878 products)

USA Standard Replacement Ring & Pinion Gear Set For Dana 44 in a 5.13 Ratio

HARMONIC BALANCER (VMI)

Omix Fender Corner Mucket Seal Left- 97-06 Wrangler TJ

USA Standard Replacement Ring & Pinion Thick Gear Set For Dana 44 in a 4.88 Ratio

Yukon Gear - Yukon 1350 To 1410 Conversion U/Joint

Gates 03-10 Honda Accord EX / 04-12 Acura TL Base DriveAlign Idler Pulley

Omix Dana 44 Diff Cover Kit- 72-11 Jeep CJ & Wrangler

Yukon Gear Long Yoke For Model 35 w/ A 1330 U/Joint Size

USA Standard Ring & Pinion Gear Set For Model 35 in a 4.56 Ratio

Fel-Pro Chrysler PT Cruiser MS 93220 Fuel Injection Plenum Gasket Set

Yukon Gear 1541H Alloy Right Hand Rear Axle For Model 35

Omix Oil Pump 2.5L/4.0L/4.2L 81-06 Jeep Models

USA Standard 4340 Chrome-Moly Replacement Axle Kit For TJ/XJ/YJ/WJ/Zj Front / Dana 30 / 27 Spline

Yukon Gear Replacement Yoke For Dana 30 / 44 / and 50 w/ 26 Spline and a 1330 U/Joint Size

ARB Diff Cover D44

Omix Strap Front Bow to Rear Bow Pair- 97-06 Jeep TJ

Omix Differential Carrier Dana 30 3.73-5.38 Ratios

Yukon Gear Zip Locker Rear Switch Cover

Yukon Gear Positraction internals For Model 35 w/ 27 Spline Axles

Fel-Pro Jeep Cherokee HS 9076 PT-4 PermaTorque Engine Cylinder Head Gasket Set

Frequently Asked Questions

Do these parts fit my 2003 Jeep Wrangler?

What engine & drivetrain options are available for my 2003 Jeep Wrangler?

What brands make parts for the 2003 Jeep Wrangler?

How fast do 2003 Jeep Wrangler parts ship?

What warranty do your 2003 Jeep Wrangler parts come with?