2003 Chevrolet Silverado 1500 Transmission Parts

Essential 2003 Chevrolet Silverado 1500 Transmission Parts

Dorman – 4 Wire Multipurpose Connector (Part No.645-578)

4 Wire Multipurpose Connector

from

$62.99
This neutral safety switch connector is designed to match the appearance and function of the original hardware on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this neutral safety switch connector matches the appearance and function of the factory hardware on specified applications
  • Ideal solution – this connector is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

ATP – Shift Solenoid (Part No.CE-14)

Shift Solenoid

from

$52.99
Shift Solenoid

Carquest Premium – Repair Harness (Part No.PTC1522)

Repair Harness

from

$109.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More

USA Standard Gear – TCaseShiftForkInsert (Part No.71072)

TCaseShiftForkInsert

from

$3.99
TCaseShiftForkInsert

GM Genuine Parts – Automatic Transmission Park Position Switch (Part No.23190137)

Automatic Transmission Park Position Switch

from

$28.99
GM Genuine Parts Park Position Switches are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
See More

Carquest – Automatic Transmission Control Solenoid (Part No.S9853)

Automatic Transmission Control Solenoid

from

$107.99
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:
  • Designed to OE standards for ease of installation
  • BWD is a global manufacturer of emission components, complete quality control is maintained through the manufacturing process from componentry to finished product
See More

ATP – AT PRESS SW MANIFOLD (Part No.JE-10)

AT PRESS SW MANIFOLD

from

$65.99
AT PRESS SW MANIFOLD

Driveworks – Oil Seal (Part No.S-4950)

Oil Seal

from

$4.29
Value-priced seal meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
See More

Felpro – Transmission Oil Pan Gasket (Part No.TOS 18663)

Transmission Oil Pan Gasket

from

$10.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Unsurpassed quality you can trust
  • Validated for fit, form and function
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
See More

ATP – AT SHIFT KIT (Part No.SK-3)

AT SHIFT KIT

from

$102.99
AT SHIFT KIT

Carquest Premium – Neutral Safety Switch Connector (Part No.PTA1121)

Neutral Safety Switch Connector

from

$80.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More

Dorman – Help – Torque Convertor Bolts (Part No.14099)

Torque Convertor Bolts

from

$9.49
This torque converter hardware is designed to match the fit and function of the original hardware on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this torque converter hardware is designed to match the fit and function of the original hardware on specified vehicles
  • Ideal solution – this hardware is a reliable replacement for original hardware that has failed due to fatigue
  • Durable construction – this hardware is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

ARP Auto Racing – For Use With Gen Iii/ Ls Series Chevy Small Block, 0.880" Under Head L (Part No.244-2901)

For Use With Gen Iii/ Ls Series Chevy Small Block, 0.880" Under Head L

from

$29.99
Flywheel and flex plate bolts play an important role in the performance and safety of race cars and street machines alike. That is why the fastener experts at ARP have developed special bolts that are far superior to OEM hardware. ARP offers two styles of flywheel/flex plate bolts: High Performance and Pro Series. They are both forged from aerospace alloy and heat treated prior to thread rolling and machining. Both feature an exclusive, flat, 12 point head design and larger than stock shank diameter for increased strength and improved flywheel register. The popular High Performance series is rated at 180,000 PSI, and the premium grade Pro Series, originally developed for NASCAR competition, has a 200,000 PSI rating. Complete with washers and nuts where applicable.

Product Features:
  • Forged From Aerospace Alloy And Heat Treated Prior To Thread Rolling And Machining
  • Feature An Exclusive, Flat, 12 Point Head Design And Larger Than Stock Shank Diameter
  • Flanged Nut
  • Increased Strength And Improved Flywheel Register
  • 0.88″ Underhead Length
  • Set of 6
  • 200,000 PSI
  • 1-PC Rear Main
See More

Carquest – A/C Condenser Fan Motor Relay (Part No.R3109)

A/C Condenser Fan Motor Relay

from

$18.99
BWD is an aftermarket leader, providing a premium line of engine management products. BWD manufactures and distributes high technology critical components for late model domestic and import vehicles. BWD is constantly evolving to give customers the competitive edge they need to compete in today’s ever-changing marketplace.

Product Features:
  • Our units are all pre-aligned & pre-adjusted to save installation time and ensure proper switching.
  • A lubricated felt pad that lubricates the cam lobes on the vehicles distributor. This reduces wear on the point set rubbing block, extending the usable life of the part.
  • Ventilated where available, tungsten contacts, which run cooler and exhibit less erosion.
  • The copper-alloy shunt provides superior resistance to breakage, due to the flexing of the moving arm on the point set. It also significantly increases current conductivity over typical steel, shunts.
See More

National – Multi Purpose Seal (Part No.8792S)

Multi Purpose Seal

from

$6.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
See More

Carquest Premium – Back Up Light Switch (Part No.NSE1016)

Back Up Light Switch

from

$81.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More

ARP Auto Racing – For Use With General Motors, 0.590"L Under Head, 10Mm X 1.5 Thread, With Washers (Part No.230-7305)

For Use With General Motors, 0.590"L Under Head, 10Mm X 1.5 Thread, With Washers

from

$27.99
You can forget about the problem of shearing a torque converter bolt after you install these super strong 200,000 PSI gems. They are designed for each specific application and provide the optimum grip. Kits come with hardened parallel ground washers.

Product Features:
  • Super Strong, Rated At 200,000 PSI
  • Kits Come With Hardened Parallel Ground Washers
  • Made In USA
  • 0.590″ Underhead Length
  • M10 X 1.5 Thread Size
  • Set of 6
See More

B & M – Transmission Pan, Cast Deep Pan 4L60 and 4L60E (Part No.70260)

Transmission Pan, Cast Deep Pan 4L60 and 4L60E

from

$338.99
B&M Cast Aluminum Transmission Pans are constructed of thick A356.0-T6 cast aluminum. Designed to fit a wide range of cars and trucks with TH700-R4, 4L60, 4L60E & 4L65E transmissions, these deep pans significantly increase the fluid capacity and dissipate heat much faster to prolong the life of the transmission and related components. Additional features include an engraved B&M logo, drain port, a magnetic drain plug for catching ferrous metal particles, and complete hardware and installation instructions.

Product Features:
  • Additional Oil Capacity
  • More Cooling Ability
  • No Dipstick Modification
  • Some Include Fluid Pickup Extension
  • Built-In Drain Plugs
  • Cast Aluminum
See More

ATP – Automatic Transmission Shifter Cable (Part No.Y-1286)

Automatic Transmission Shifter Cable

from

$83.99
Automatic Transmission Shifter Cable

National – Taper Bearing Cone (Part No.LM501349)

Taper Bearing Cone

from

$17.99
Manufactured with premium-grade steel, National® taper bearing cones feature crowned raceways and rollers to ensure even load distribution.

Product Features:
  • PREMIUM MATERIALS — Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION — Crowned raceways and rollers for even load distribution
  • OE-STYLE DESIGN — Engineered to meet OE specifications
  • COMPREHENSIVE COVERAGE — Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on
See More

ATP – AT EXT HOUSING SEAL (Part No.JO-124)

AT EXT HOUSING SEAL

from

$22.99
AT EXT HOUSING SEAL

Motive Gear – Differential Pinion Seal (Part No.8610)

Differential Pinion Seal

from

$3.99
Motive Gear offers some of the toughest drive train components on the market today. If you are looking for the largest line of performance ring and pinion gear options available with gear sets in a wide range of ratios for nearly every application, both o
See More

ACDelco – AT Drain Plug (Part No.J5032577049ACD)

AT Drain Plug

from

$12.35
AT Drain Plug

Dorman – Drain Plug – M12-1.75 Pilot Point (Part No.65416)

Drain Plug - M12-1.75 Pilot Point

from

$8.99
This drain plug is designed to match the dimensions and function of the original plug on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this drain plug matches the dimensions and function of the factory hardware on specified vehicle years, makes and models
  • Ideal solution – this drain plug is a reliable replacement for an original part that is damaged or lost during service
  • Durable construction – this part is made from quality materials to ensure reliable performance and a long service life
  • Quality assured – backed by a team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Help – Shift Cable Bushing (Part No.14073)

Shift Cable Bushing

from

$18.79
Fixing a broken automatic transmission shift cable usually requires replacing the entire cable assembly. This Dorman OE FIX shift cable bushing saves expense by allowing the replacement of just the failed bushing.

Product Features:
  • Convenient solution – this shift cable bushing directly replaces a broken bushing and eliminates the need to replace the entire cable assembly
  • Save time and money – save the expense and significant installation time of replacing an entire cable assembly
  • Ensure fit – this bushing is vehicle-specific and precision-engineered for specified Chevrolet, GMC, Isuzu, and Oldsmobile models and years
  • Trustworthy quality – designed in the United States and backed by more than a century of automotive aftermarket excellence
See More

Dorman – Help – Shift Cable Bushing Kit (Part No.14104)

Shift Cable Bushing Kit

from

$21.99
Fixing a broken automatic transmission shift cable usually requires replacing the entire cable assembly. This Dorman OE FIX shift cable bushing kit saves expense by allowing the replacement of just the failed bushing..

Product Features:
  • Convenient solution – this shift cable bushing kit directly replaces a broken bushing and eliminates the need to replace the entire cable assembly.
  • Save time and money – save the expense and significant installation time of replacing an entire cable assembly
  • Ensure fit – this bushing kit is vehicle-specific and precision-engineered for specified General Motors and Chrysler models and years
  • Trustworthy quality – designed in the United States and backed by more than a century of automotive aftermarket excellence
See More

National – Bearings (Part No.A-35)

Bearings

from

$25.99
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:
  • Premium bearing design matches OEM specifications
  • Precision manufactured using premium-grade steel for outstanding durability and performance
  • Crowned raceways and rollers to ensure even load distribution for maximum life
  • Industry leading coverage
  • Professional technicians know they can depend on National
See More

Popular 2003 Chevrolet Silverado 1500 Transmission Parts Categories

2003 Chevrolet Silverado 1500 Transmission Parts

You count on your 2003 Chevrolet Silverado 1500 to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Transmission Parts. With 215 Transmission Parts ranging in price from $3.49 to $3,074.99, you’re sure to find everything you need for your 2003 Chevrolet Silverado 1500.

Brands matter. If you want to shop a specific Transmission Parts brand, we stock 30 different brands like Dorman, Imperial, and Permatex. 2003 Chevrolet Silverado 1500 Transmission Parts start as low as $3.49!

One of the best ways to find top quality OEM or aftermarket Transmission Parts is by asking professionals. Short of that, you can shop with confidence thanks to our 14,343 extensive product reviews on 2003 Chevrolet Silverado 1500 Transmission Parts. Some of the top-rated Transmission Parts products we carry are Transmission Oil Pan Gasket with 4.6 stars and Econo-Kool® Transmission Oil Cooler with 4.7 stars.

Did we mention you can order your Transmission Parts from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Transmission Parts inventory for your 2003 Chevrolet Silverado 1500 below to get started!

Top-Rated Transmission Parts Brands For Your 2003 Chevrolet Silverado 1500

Trusted Transmission Parts OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 2003 Chevrolet Silverado 1500 running right for years to come. In our inventory you’ll find brands like Dorman, Imperial, Permatex, and even more.

Popular Permatex Transmission Parts

You’ll find popular Permatex brand products across Automatic Transmission Pan and Gaskets. All are waiting to get your 2003 Chevrolet Silverado 1500 back on the road. Some of the top-rated Permatex products in these categories are:
Ultra Grey RTV Silicone Gasket Maker, 3 OZ
from $11.49
(95)
Ultra Grey RTV Silicone Gasket Maker, 3 OZ
Transmission Pan Gaskets

Top-Rated ATP Transmission Parts


If ATP are what you’re looking for, our inventory holds plenty. We stock ATP brand Transmission Parts for your 2003 Chevrolet Silverado 1500, and some of our most reviewed ATP parts include:
Automatic Transmission Shifter Cable
from $92.99
(253)
Automatic Transmission Shifter Cable
Transmission Shift Cables
Automatic Transmission Shifter Cable
from $83.99
(13)
Automatic Transmission Shifter Cable
Automatic Transmission Shifter Cable Kits
AT DPSTK TUBE SEAL
from $5.99
(7)
AT DPSTK TUBE SEAL
Automatic Transmission Dipstick Seals

FAQs for 2003 Chevrolet Silverado 1500 Transmission Parts

What are the most purchased Transmission Parts for the 2003 Chevrolet Silverado 1500?

Out of 215 Transmission Parts for the 2003 Chevrolet Silverado 1500, the most popular in our inventory are:
Mounting Kit System
from $11.49
(27)
Mounting Kit System
Transmission Oil Cooler Fittings
High Performance Transmission Oil Cooler
from $81.99
(48)
High Performance Transmission Oil Cooler
OE Transmission Coolers
Transmission Line Connector With 3/8 Tube X 5/8-18 In. Thread
from $6.49
(16)
Transmission Line Connector With 3/8 Tube X 5/8-18 In. Thread
Automatic Transmission Line Connectors

What are the top-rated 2003 Chevrolet Silverado 1500 Transmission Parts?

Top-rated Transmission Parts for your 2003 Chevrolet Silverado 1500 based on customer reviews/ratings are:
Transmission Oil Pan Gasket
from $10.99
(46)
Transmission Oil Pan Gasket
“Was easy to install and was a great tune up kit for my transmission on a 96 s10”
Econo-Kool® Transmission Oil Cooler
from $54.99
(30)
Econo-Kool® Transmission Oil Cooler
“Didn’t want to spend the money for the oem part. This universal part fit in perfectly and was an easy install.”
Transmission Oil Cooler Line: Exact Fit, Metal/Rubber
from $31.99
(28)
Transmission Oil Cooler Line: Exact Fit, Metal/Rubber
“For my 2004 silverado”