Hummer H3 Transmission Parts

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Essential Hummer H3 Transmission Parts

ATP – Automatic Transmission Shifter Cable (Part No.Y-1327)

Automatic Transmission Shifter Cable

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$73.99
Trans shift cables connect the transmission selector lever/shifter to the transmission linkage. Old cables can bind, break, or just become sluggish. The best repair is to replace the old cable with a new one. ATP Trans shift cables are designed to fit and function just like the original part to ensure durability and long life.
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National – Multi-Purpose Seal (Part No.4934)

Multi-Purpose Seal

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$18.99
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:
  • Design type: spring loaded; multi-lip
  • Temperature range: -20 Deg. F to 300 Deg. F / -29 Deg. C to 49 Deg. C
  • Resistance to EP lubricants
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
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Dorman – Remanufactured Transmission Control Module (Part No.599-120)

Remanufactured Transmission Control Module

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$164.99
This transmission control module has been fully tested and validated to match the function and performance of the original TCM on specified vehicle applications.

Product Features:
  • Direct replacement – this transmission control module matches the function and performance of the stock TCM on specified years, makes and models
  • Ideal solution – this transmission control module is a reliable replacement for an original part that has failed due to corrosion or electrical failure
  • Thoroughly tested – this TCM has undergone full vehicle simulator testing to confirm full functionality for reliable performance
  • Requires programming – after installation, module must be programmed with original manufacturer software, such as through a Remote Assist Programming (RAP) Kit
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Dorman – Help – Shift Lever Arm (Part No.74124)

Shift Lever Arm

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$16.49
This automatic transmission shifter cable lever is designed to match the fit and function of the original lever on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this automatic transmission shifter cable lever is designed to match the fit and function of the original lever
  • Restores functionality – reliable replacement for an original part that has failed due to corrosion
  • 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
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National – Bearing Race (Part No.M88010)

Bearing Race

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$8.99
Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.

Product Features:
  • PREMIUM MATERIALS – Precision manufactured using premium-grade steel for outstanding durability and performance
  • SMOOTH ROTATION – Crowned raceways 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
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Driveworks – Taper Bearing Cone (Part No.S-M-88048)

Taper Bearing Cone

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$10.99
Value-priced bearing meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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Carquest Premium – Back Up Light Switch (Part No.SAA2037)

Back Up Light Switch

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$159.99
The main device in any electrical circuit is a switch. In an electrical circuit a device is required to turn a component on or off when commanded by the operator, within the switch are contacts that will complete the electrical path to the load, or driven device. The operation of a switch may be manual from a person or could be electrical from some sort of controller or computer.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
  • 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
  • 100% end-of-line tested to ensure accurate signal output providing product reliability, every time.
  • Tin plated lead frame prevents corrosion and ensures a reliable terminal connection under adverse ambient conditions.
  • Lead frame terminal size and location determined using image dimension measuring system or 3D laser scanner.
  • Where applicable electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
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National – Bearing (Part No.M86649)

Bearing

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$16.99
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

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
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National – Multi-Purpose Seal (Part No.4950)

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:
  • Design type: spring loaded; multi-lip
  • Temperature range: -20 Deg. F to 300 Deg. F / -29 Deg. C to 49 Deg. C
  • Resistance to EP lubricants
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
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Driveworks – Taper Bearing Cup (Part No.S-LM-501314)

Taper Bearing Cup

from

$7.99
Value-priced bearing meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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Schaeffler – Shaft Seal (Part No.SS2803)

Shaft Seal

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$15.99
Our wheel seals are engineered using only the highest-quality materials to meet vehicle manufacturer specificatons. We work with suppliers to design seals that meet FAG’s quality standards. Seals are designed to protect wheel end components from contamination – such as dirt, dust, and moisture – and prevent the loss of grease over the life of the bearing. The specifications for wheel seals are very demanding, and the type required depends on the specific application, position and vehicle class.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
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Carquest – Multi-Purpose Relay (Part No.83A1008)

Multi-Purpose Relay

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$18.99
Relays are electrical switches used to convert a small electrical load into a circuit capable of handling a high amperage load. Computers and small switches are not designed to carry the higher amperage requirement of a circuit that may have an electric motor, solenoid, or high amperage lighting fixture. Within a relay are contacts that are controlled with electromagnetism, when the circuit switch commands the device on or off, magnetism will pull or release the contact arm closing or opening the contacts within the relay that carry the voltage.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
  • Computer-Aided Design (CAD), laser scanning and 3D printing ¿ utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) ¿ in the part design process ensures speed-to-market and a precise fit guaranteed.
  • Computer-Aided Design (CAD), laser scanning and 3D printing ┐ utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) ┐ in the part design process ensures speed-to-market and a precise fit guaranteed.
  • Where applicable, robust circuit board design increases durability due to heat, shock, and random electro-magnetic pulses (EMP) and power spikes.
  • Tin plated lead frame prevents corrosion and ensures a reliable terminal connection under adverse ambient conditions.
  • 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
  • 100% end-of-line tested to ensure accurate signal output providing product reliability, every time.
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Dorman – Transmission Oil Cooler Line: Exact Fit, Metal/Rubber (Part No.624-630)

Transmission Oil Cooler Line: Exact Fit, Metal/Rubber

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$52.99
This automatic transmission oil cooler hose assembly is designed to match the fit and function of an original assembly. It is engineered from durable components as a reliable replacement for leaking or damaged lines on specified vehicles. Every Dorman part is backed by over 100 years of experience, along with a dedicated team of product experts, automotive engineers and technical support specialists based in the United States. We are passionate about giving repair professionals and vehicle owners greater freedom to fix cars and trucks, which is why we have more than 100,000 parts in our catalog today and promise to never stop driving new solutions.

Product Features:
  • Direct replacement – this automatic transmission oil cooler hose assembly is designed to match the fit and function of the original equipment assembly on specified vehicle makes, models and years
  • Ideal solution – engineered to help ensure proper transmission cooling when the original assembly is leaking or has failed from corrosion, collision, vibration, or fitting damage
  • Durable construction – made of quality materials for reliable performance and long service life
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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Anchor – Transmission Mount: Rear, 1 Piece (Part No.2638)

Transmission Mount: Rear, 1 Piece

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$28.49
Anchor 2638 This mount supports the transmission and dampens vibration. Each mount is specifically engineered and designed to OE standards. Natural and SBR rubber provide maximum life and performance. Steel fasteners are heat treated grade 5 bolts. A special bonding agent is used to ensure a rubber to metal bond. Rubber material is mixed to specific Durometer, hardness.

Product Features:
  • MAXIMUM LIFE & PERFORMANCE: Both natural and SBR (Styrene Butadiene) rubber provide good abrasion resistance and aging stability to ensure maximum life and performance.
  • MEETS OR EXCEEDS DUROMETER MEASUREMENTS: All rubber material is manufactured to specific Durometer (hardness) measurements based on the vehicle’s application requirements.
  • HARDENED STEEL FASTENERS: All fasteners are made of hardened steel with heat treated Grade #5 bolts.
  • SUPERIOR BOND: A special Chemlok bonding agent is used to ensure a superior rubber-to-metal bond.
  • HYDRAULIC MOUNT DESIGN: Hydraulic Mounts (applicable where OE) are designed for most front wheel drive vehicles because transverse drive train mounting.
  • For Years: 1982-2019
  • Weight approx: 5 Lbs
  • Studs: M10-150
  • Interlock
  • Bolt Holes Centerline: 7.5 Inch / 190.5 Mm
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ATP – AT OIL PUMP GASKET (Part No.SG-40)

AT OIL PUMP GASKET

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$11.79
AT OIL PUMP GASKET

Carquest Premium – ABS Wheel Speed Sensor (Part No.ARA1309)

ABS Wheel Speed Sensor

from

$114.99
Carquest Premium anti-lock brake system (ABS) wheel speed sensors are designed to perform in harsh environments and meet or exceed original equipment (O.E.) specifications. Carquest Premium ABS sensors are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Each ABS sensor undergoes extensive validation testing to ensure long-lasting performance and reliability. Carquest Premium ABS sensors are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.

Product Features:
  • Computer-Aided Design (CAD), laser scanning and 3D printing – utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) – in the part design process ensures speed-to-market and a precise fit guaranteed.
  • O-rings or seals are included (where applicable)
  • Weather-tight connectors prevent leaks and corrosion for longer life
  • Includes all necessary brackets and grommets for easier installation
  • Extensive design validation testing and 100% end-of-line tested
  • Fluorocarbon high-temperature o-ring seals coated with lubricant for easy installation prevents hub contamination.
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
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National – Multi-Purpose Seal (Part No.710507)

Multi-Purpose Seal

from

$32.99
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:
  • Design type: spring loaded; multi-lip
  • Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
  • Good low temperature capability
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
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Dorman – Camshaft Position Sensor (Part No.645-154)

Camshaft Position Sensor

from

$24.99
Make better electrical repairs and accessory installations with this versatile and durable pigtail connector. It allows quick circuit disconnections for service, and is engineered for reliable performance.

Product Features:
  • Professional appearance – this electrical pigtail is designed for a clean, professional look when installed
  • Convenient solution – this pigtail connector allows the circuit to be quickly disconnected for service or occasional use
  • 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
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Driveworks – Auto Transmission Output Shaft Seal (Part No.S-4934)

Auto Transmission Output Shaft Seal

from

$9.99
Product Features:
  • Brand may vary by location
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Carquest Premium – Neutral Safety Switch (Part No.CSC1705)

Neutral Safety Switch

from

$77.99
Carquest Premium Vehicle Solutions provides high-quality solutions for a wide range of applications. The Neutral Safety Switch prevents the engine from starting unless the transmission is in neutral or park, enhancing safety by reducing the risk of accidental movement while starting the vehicle. Engineered for maximum performance and durability, our products are built to excel in even the most demanding conditions, ensuring reliable operation and long-lasting value.

Product Features:
  • Durable Construction: Designed with high-quality materials to withstand harsh environmental conditions, ensuring long-lasting performance in extreme temperatures, vibrations, and moisture exposure.
  • Precision Engineering: Accurate sensing and switching capabilities provide reliable performance, reducing the risk of malfunctions and improving vehicle safety and efficiency.
  • Easy Installation & Maintenance: Designed for quick installation and minimal upkeep, reducing downtime and repair costs for both manufacturers and consumers.
  • Fit/Form/Function: Each vehicle electronic component is engineered to meet or surpass OEM standards, ensuring precise fit, optimal functionality, and reliable performance.
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Carquest Premium – Shift Interlock Solenoid (Part No.TCA2052)

Shift Interlock Solenoid

from

$142.99
The Shift Interlock Solenoid is a safety feature which prevents a gear shift change in an automatic transmission without first stepping on the brake pedal. The shift interlock solenoid meets all original equipment operating characteristics and mounting requirements.

Product Features:
  • Application matched component to ensure the system can be returned to like new condition.
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
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Mr. Gasket – Automatic Transmission Oil Pan Gasket (Part No.8695)

Automatic Transmission Oil Pan Gasket

from

$35.99
Made from cork/neoprene gasket material which features excellent compressibility and high recovery to create a positive seal.

Product Features:
  • High density cork-nitrile rubber blend
  • Excellent compressibility and high recovery to create a positive seal
  • Excellent Compressibility
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Hays – Converter: 4L60E/4L65E 28-3200 Stall (Part No.97-1H28Q)

Converter: 4L60E/4L65E 28-3200 Stall

from

$767.99
Converter: 4L60E/4L65E 28-3200 Stall

Dorman – Help – Auto Transmission Case Vent (Part No.14689)

Auto Transmission Case Vent

from

$7.49
This transfer case vent is designed to match the fit and function of the original vent on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this transfer case vent is designed to match the fit and function of the original vent on specified vehicles
  • Restores functionality – reliable replacement for an original vent that has failed due to blockage or 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
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Carquest Premium – Repair Harness (Part No.PTC1522)

Repair Harness

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$109.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • 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
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Hummer H3 Transmission Parts Categories

Helping You Find the Right Transmission Parts for Your Hummer H3

You love your H3. So we’ve made it easier than ever to help you find Hummer H3 Transmission Parts in our online catalog. Our inventory holds 113 aftermarket and OEM Transmission Parts for your Hummer H3, ranging from $3.99 to $4,715.99.

We offer parts from 24 brands trusted to make quality Transmission Parts for your Hummer H3. Before you buy, take some time to read through customer reviews. We currently have 1,954 reviews of Hummer H3 Transmission Parts from previous customers. Some of the top rated parts include Automatic Transmission Remanufactured Torque Converter with 4.7 stars and Transmission Line Connector with 3/8 Tube X 1/4-18 In. Thread with 4.1 stars.

Find your H3 Transmission Parts here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your Hummer H3 part to confirm it’s just right? You can find your nearest Advance Auto Parts store and confirm they have the part in stock before heading over.

Top Transmission Parts Brands for Your Hummer H3

Our inventory holds Transmission Parts for your Hummer H3 from 24 trusted brands. You’ll find OEM and aftermarket parts from brands like National, Dorman, and Anchor, all of which can keep that Hummer happy.
We have ATP parts available for your Hummer H3 in categories like Automatic Transmission Parts and Transmission Seals. Some of the top-rated ATP parts in these categories are:
Shift Solenoid
from $56.99
(1)
Shift Solenoid
Automatic Transmission Shift Solenoids
AT OIL PUMP SEAL
from $21.29
(1)
AT OIL PUMP SEAL
Automatic Transmission Oil Pump Seals

Top-Rated National Transmission Parts

Leading National Transmission Parts

We carry National brand parts for your Hummer H3 across several catalog categories, including Transmission Seals. Some of our most reviewed National parts include:
Multi Purpose Seal
from $6.99
(20)
Multi Purpose Seal
Shaft Seals
Multi Purpose Seal
from $17.99
(14)
Multi Purpose Seal
Pinion Seals
Multi-Purpose Seal
from $12.99
(13)
Multi-Purpose Seal
Transmission Seals and O-rings

FAQs for Hummer H3 Transmission Parts

What are the most purchased Transmission Parts for the Hummer H3?

Out of 113 Transmission Parts for the Hummer H3, the most popular in our inventory are:
Transmission Mount: Rear, 1 Piece
from $28.49
(20)
Transmission Mount: Rear, 1 Piece
Transmission Mounts
Transmission Oil Pan Gasket 16 Bolt Hole One Piece Gasket
from $11.99
(46)
Transmission Oil Pan Gasket 16 Bolt Hole One Piece Gasket
Transmission Oil Pan Gaskets
Torque Convertor Bolts
from $10.49
This product is not rated
Torque Convertor Bolts
Torque Converter Hardware

What are the top-rated Hummer H3 Transmission Parts?

Top-rated Transmission Parts for your Hummer H3 based on customer reviews/ratings are:
Transmission Line Connector with 3/8 Tube X 1/4-18 In. Thread
from $8.99
(9)
Transmission Line Connector with 3/8 Tube X 1/4-18 In. Thread
“Fit perfectly in my 4L60”
Tapered Roller Bearing Cone
from $25.99
(7)
Tapered Roller Bearing Cone
“Good price”