2003 Chevrolet Avalanche 2500 Transfer Cases

Name: Transfer Case Housing Adapter
Brand: Dorman
SKU: 926-891
Price: 105.99 USD

Keep Your 2003 Chevrolet Avalanche 2500 in Top Shape with Quality Transfer Cases

Whether you’re repairing or upgrading your Transfer Case, using high-quality parts is key to keeping your 2003 Chevrolet Avalanche 2500 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Transfer Case Output Shaft Seals, Transfer Case Adapter Gaskets, and Transfer Case Gaskets. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Transfer Cases from Trusted Brands

Looking for a reliable Transfer Case? We’ve got you covered with options from brands you know and trust like National and Dorman. For example, National Transfer Cases start at just $37.99 with an average 4.3 star rating. Dorman offer similar pricing and quality, backed by strong customer feedback. With over 26 reviews and a solid 4 star average, you can shop with confidence knowing other Chevrolet Avalanche 2500 owners approve.

Competitive Prices and Extensive Inventory

The average price for a 2003 Chevrolet Avalanche 2500 Transfer Case at Advance Auto Parts is around $104.47, with a range that starts at $3.99 and goes up to $831.99. With 50 options in stock from 8 trusted brands, finding the right fit is easy. Popular picks like Transfer Case Shift Motor, Vehicle Speed Sensor, and Transfer Case Housing start at just $59.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Transfer Case, don’t forget to check out other key components like 4WD Components and Universal Joints. At Advance Auto Parts, we’re here to help you keep your 2003 Chevrolet Avalanche 2500 in peak condition, inside and out.

Looking for the perfect Transfer Case for your 2003 Chevrolet Avalanche 2500? You’re in the right place. Below, you’ll find links to various types of Transfer Cases that fit your vehicle. At Advance Auto Parts, we offer only the highest quality OEM and aftermarket Transfer Cases, ensuring durability and a precise fit for your Chevrolet Avalanche 2500. Whether you’re driving a 2003 model or another popular model year like 2002, 2004, 2005, and 2006, we’ve got you covered. Purchasing Transfer Cases from Advance Auto Parts is a smart choice, giving you access to trusted brands and parts built to perform. Below, you’ll find links to various types of Transfer Cases that fit your vehicle.

Essential 2003 Chevrolet Avalanche 2500 Transfer Cases

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$105.99

This transfer case adapter replaces a damaged or cracked original equipment adapter, restoring a solid connection between the transmission and transfer case. Made of durable aluminum, this adapter includes a new gasket for a complete repair.

Product Features:

Ideal replacement – this transfer case adapter is a direct replacement for a damaged or cracked original equipment adapter
Durable construction – manufactured from aluminum, this transfer case adapter is made to provide years of reliable service
Complete solution – this adapter includes a new transfer case adapter gasket for a complete repair
Quality tested – this part has undergone try-on, corrosion and material testing to ensure a quality fit and long service life

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$11.99

TCaseShiftForkInsert

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$39.99

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:

Designed to repair damaged, grooved or worn shafts
Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
Easy to install with removable flange and installation tool
Installation tool reduces sleeve distortion and allows for installation without removal from the shaft

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$9.99

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: springless; single-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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$13.99

This transfer case adapter seal matches the fit and function of worn or damaged original equipment part. This seal should be replaced as part any service that requires the transfer case and transmission to be separated.

Product Features:

Ideal replacement – this transfer case adapter O-ring is a direct replacement for a worn or damaged original equipment seal between the transfer case and transmission
Convenient on-hand part – this seal should be replaced whenever the transfer case is removed for service
Application-specific design – this O-ring has been designed of durable materials specifically for this vehicle application
Quality tested – this part has undergone try-on and material testing to ensure a quality fit and long service life

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$52.99

Design type: spring loaded; multi-lip
Temperature range: -100 Deg. F to 450 Deg. F; -73 Deg. C to 232 Deg.C
Excellent dry running capabilities
Low coefficient of friction
Delivers quality and reliable performance for every type of repair

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$7.99

Value-priced bearing meets all cataloged application requirements.

Product Features:

Brand may vary by location

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$81.99

This transfer case encoder ring is designed to match the fit and function of the original ring on specified applications, and is engineered for reliable performance and durability.

Product Features:

Direct replacement – this transfer case encoder ring is designed to match the fit and function of the original ring on specified applications
Restores functionality – reliable replacement for an original part that has failed due to contamination or collision damage
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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$248.99

This transfer case housing matches the fit and function of a cracked or leaking original equipment housing. Durably constructed, this housing includes new seals to ensure a leak-free installation.

Product Features:

Ideal replacement – this transfer case housing is a direct replacement for a cracked or leaking original equipment housing
Durable construction – this 100% new housing is precision-manufactured for reliable longevity
Cost-effective solution – offers original equipment quality at a competitive price compared to original equipment
Quality tested – this part has undergone try-on and material testing to ensure a quality fit and long service life

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$41.99

Designed to repair damaged, grooved or worn shafts
Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
Easy to install with removable flange and installation tool

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$37.99

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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$59.99

ACDelco GM Original Equipment Vehicle Speed Sensor is a GM-recommended replacement component for one or more of the following vehicle systems: automatic transmission/transaxle, and/or manual drivetrain and axles. This original equipment sensor will provide the same performance, durability, and service life you expect from General Motors.

Product Features:

GM-recommended replacement part for your GM vehicle’s original factory component
Offering the quality, reliability, and durability of GM OE
Manufactured to GM OE specification for fit, form, and function

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$189.99

TCaseBrg-SealKit

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$14.99

Transfer case gasket warped and cracked? This replacement gasket restores a tight seal to prevent fluid leaks on certain vehicle years, makes and models.

Product Features:

Direct replacement – this transfer case gasket matches the fit and performance of the original gasket on specific vehicle applications
Effective fix – restores a tight seal in the transfer case after original gasket fails
Durable construction – built for reliable longevity, free of defects in materials and workmanship
Trustworthy quality – backed by team of designers and engineers in the United States

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$16.99

With advanced load-carrying capacity and compact design, tapered roller bearings are used in wheel bearings, transmissions, differentials, transfer cases and other miscellanous applications. FAG manufacturers over 100 million tapered roller bearings annually.

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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$301.99

CARDONE Remanufactured Transfer Case Motors are designed to meet or exceed O.E. performance. Reverse engineering provides insight into how and why the unit originally failed, allowing our engineers to identify and correct original design weaknesses. Each unit is 100 percent computer tested at three points during the remanufacturing process to ensure reliability. CARDONE is committed to getting your vehicle back to peak performance with our direct-replacement transfer case motors.

Product Features:

All motors are 100 percent torque tested to ensure strength for proper gear engagement.
Each unit is 100 percent computer tested at 3 points during the remanufacturing process for guaranteed performance.
Every motor is assembled with the precise amount of lubricant to ensure quiet operation and long life.
Motor magnets are 100 percent recharged for superior performance and reliability.
Transfer case motor sensors are 100 percent replaced with new, O.E.-quality sensors for superior performance and long product life.
As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit.

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$271.99

Transfer case stopped shifting between high and low ranges? Swap out a seized transfer case motor with this direct replacement. Designed to install and perform like the original motor, it uses a factory-style connector and is sealed for protection.

Product Features:

Direct replacement – this transfer case motor fits and performs like the original motor on certain vehicle applications
Durable construction – made with factory-style electrical connector and weathertight seal to prevent corrosion
100% new – this transfer case motor is entirely new, not remanufactured like competitors
Quality assured – vehicle-specific application has been validation tested to ensure quality

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$363.99

This transfer case shift motor directly replaces the motor found on select General Motors and Dodge Ram 1500 trucks with the New Venture Gear (NVG) 246 transfer case. On Cadillac, Chevrolet and GMC vehicles, it corresponds with RPO Code NP8, which can be confirmed in your vehicle’s glovebox.

Product Features:

Direct replacement – this transfer case motor fits and performs like the original motor on certain General Motors and Dodge trucks and SUVs
Confirm fitment – made for vehicles with the NVG246 transfer case; on GM vehicles, it corresponds with RPO code NP8, found in the glovebox
100% new – this transfer case motor assembly is entirely new, not remanufactured like competitors, delivering optimal reliability
Trustworthy quality – backed by team of engineers and product experts in the United States and over a century of automotive experience
Durable construction – made with factory-style electrical connector and weathertight seal to prevent corrosion

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$267.99

Direct replacement – this transfer case motor fits and performs like the original motor on certain vehicle applications
Durable construction – made with factory-style electrical connector and weathertight seal to prevent corrosion
100% new – this transfer case motor is entirely new, not remanufactured like competitors
Quality assured – vehicle-specific application has been validation tested to ensure quality

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$194.99

All motors are 100 percent torque tested to ensure strength for proper gear engagement.
Each unit is 100 percent computer tested at 3 points during the remanufacturing process for guaranteed performance.
Every motor is assembled with the precise amount of lubricant to ensure quiet operation and long life.
Motor magnets are 100 percent recharged for superior performance and reliability.
Transfer case motor sensors are 100 percent replaced with new, O.E.-quality sensors for superior performance and long product life.
As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit.

Popular 2003 Chevrolet Avalanche 2500 Transfer Cases Categories

Transfer Case Assemblies

Transfer Case Encoder Rings

Transmission Transfer Case Motors

Transfer Case Adapter Gaskets

Transfer Case Output Shaft Sensors

Transfer Case Gaskets

Transfer Case Control Levers

Transfer Case Control Modules

Input Shaft Pilot Bearings

Transfer Case Output Shaft Seals

Input Shaft Bearings

Transfer Case Adapters

Transfer Case Drive Chains

Transfer Case Output Shaft Bearings

Transfer Case Differential Bearings

Bearing and Seal Overhaul Kits

Transfer Case Input Shafts

Input Shaft Seals

Mounting Adapter Seals

Transfer Case Oil Drain Plugs

Oil Pump Housing Seals

Transfer Case Shift Fork Inserts

Output Shaft Pilot Bearings

Transfer Case Oil Pump Housings

Transfer Case Clutch Kits

Transfer Case Vents

Most Popular Transfer Case Output Shaft Seals for 2003 Chevrolet Avalanche 2500s

Enhance your 2003 Chevrolet Avalanche 2500 with one of the 4 Transfer Case Output Shaft Seals we have in stock, starting at just $14.99.

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$39.99

Design type: spring loaded; multi-lip
Temperature range: -40 Deg. F to 400 Deg. F / -40 Deg. C to 204 Deg. C
Excellent high temperature capabilities
Compatible with wide range of fluids
Delivers quality and reliable performance for every type of repair

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$21.99

Design type: spring loaded; multi-lip
Temperature range: -40 Deg. F to 400 Deg. F / -40 Deg. C to 204 Deg. C
Excellent high temperature capabilities
Compatible with wide range of fluids
Delivers quality and reliable performance for every type of repair

Transfer Case NP149, NP246, NP261 & NP263 Front Output Seal OEM

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$54.99

USA Standard Gear produces top quality transfer case small parts for repair and maintenance, including full top-to-bottom overhauls and rebuilds. USA Standard has one of the largest inventories of OEM and aftermarket transfer case component parts in the industry. Our large inventory and experienced tech support are two of the reasons we have been an industry leading supplier for decades. When you chose our transfer case small parts, you know you’re going to get the right part in stock backed by in-house quality assurance testing and expert knowledge.

Product Features:

NP149, NP246, NP261 & NP263 Transfer Case
Front Output Seal OEM

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$14.99

TCase Seal

Best-Selling 2003 Chevrolet Avalanche 2500 Transfer Case Adapter Gasket

Upgrade your Avalanche 2500 with our best-selling Transfer Case Adapter Gasket.

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$11.99

TCase Adapter Gasket

Top-Quality Transfer Case Gaskets for 2003 Chevrolet Avalanche 2500s

Choose a high-quality OEM or aftermarket Transfer Case Gasket for Chevrolet Avalanche 2500s and enjoy top-notch performance from $14.99.

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$14.99

Transfer case gasket warped and cracked? This replacement gasket restores a tight seal to prevent fluid leaks on certain vehicle years, makes and models.

Product Features:

Direct replacement – this transfer case gasket matches the fit and performance of the original gasket on specific vehicle applications
Effective fix – restores a tight seal in the transfer case after original gasket fails
Durable construction – built for reliable longevity, free of defects in materials and workmanship
Trustworthy quality – backed by team of designers and engineers in the United States

Top Picks for 2003 Chevrolet Avalanche 2500 Input Shaft Bearings

Invest in one of our 2 durable Input Shaft Bearings for your 2003 Chevrolet, knowing you’re getting trusted brands and expert craftsmanship.

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$19.49

Value-priced bearing meets all cataloged application requirements.

Product Features:

Brand may vary by location

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$41.99

Designed to repair damaged, grooved or worn shafts
Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
Easy to install with removable flange and installation tool

Top-Rated Transmission Transfer Case Motors for 2003 Chevrolet Avalanche 2500s

Make a smart move for your 2003 Chevrolet Avalanche 2500 with products all priced from $271.99 to $363.99.

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$363.99

Direct replacement – this transfer case motor fits and performs like the original motor on certain General Motors and Dodge trucks and SUVs
Confirm fitment – made for vehicles with the NVG246 transfer case; on GM vehicles, it corresponds with RPO code NP8, found in the glovebox
100% new – this transfer case motor assembly is entirely new, not remanufactured like competitors, delivering optimal reliability
Trustworthy quality – backed by team of engineers and product experts in the United States and over a century of automotive experience
Durable construction – made with factory-style electrical connector and weathertight seal to prevent corrosion

from

$271.99

Direct replacement – this transfer case motor fits and performs like the original motor on certain vehicle applications
Durable construction – made with factory-style electrical connector and weathertight seal to prevent corrosion
100% new – this transfer case motor is entirely new, not remanufactured like competitors
Quality assured – vehicle-specific application has been validation tested to ensure quality

from

$301.99

All motors are 100 percent torque tested to ensure strength for proper gear engagement.
Each unit is 100 percent computer tested at 3 points during the remanufacturing process for guaranteed performance.
Every motor is assembled with the precise amount of lubricant to ensure quiet operation and long life.
Motor magnets are 100 percent recharged for superior performance and reliability.
Transfer case motor sensors are 100 percent replaced with new, O.E.-quality sensors for superior performance and long product life.
As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit.

Top-Rated Transfer Case Brands For Your 2003 Chevrolet Avalanche 2500

When it comes to finding the perfect Transfer Case for your 2003 Chevrolet Avalanche 2500, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 8 trusted brands. We carry the most popular Transfer Case brands including National and Dorman, and more, all known for their exceptional customer ratings (average brand rating of 4.3 stars) and competitive prices, as low as $14.99. Purchasing a Transfer Case from us here at Advance Auto Parts is a smart move for both you and your 2003 Chevrolet Avalanche 2500, providing peace of mind with parts that meet or exceed OEM standards.

Popular National 2003 Chevrolet Avalanche 2500 Transfer Cases

If you’re looking for a top-quality Transfer Case for your 2003 Chevrolet Avalanche 2500, Advance Auto Parts has exactly what you need with our selection of National Transfer Cases. We have 3 National Transfer Cases in stock for this fitment, all known for their durability and precision fit. With prices starting at just $37.99 and an average cost of $39.32, you’ll find the perfect Transfer Case for your needs and budget. National Transfer Cases for the 2003 Chevrolet Avalanche 2500 come highly rated, with over 6 customer reviews and an impressive average rating of 4.3 stars. Choosing a National Transfer Case from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.

from $37.99

(1)

Multi-Purpose Seal

“worked well”

from $39.99

(4)

Multi-Purpose Seal

“Did not fit and isn’t for my make or model even though it says so both online and in the store. This isn’t for my transfer case at all. Wasn’t even ”

from $39.99

(1)

Shaft Repair Sleeve

“used these speedy sleeves on the front axle of my Kubota with the wheel seals,saved me from spending 15 times more on the axle’s, Thank’s”

Top-Quality Dorman 2003 Chevrolet Avalanche 2500 Transfer Cases

For those in search of a high-quality Transfer Case for their 2003 Chevrolet Avalanche 2500, Advance Auto Parts offers a great selection of Dorman Transfer Cases. With 2 Dorman Transfer Cases in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Transfer Cases start at just $14.99, with an average price of $131.99, giving you a range of options to suit your budget. Backed by over 12 customer ratings and an average rating of 4.2 stars, Dorman Transfer Cases provide both reliability and excellent performance. Choosing a Dorman Transfer Case from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.

from $248.99

(2)

Transfer Case Housing

“Nice casting. Comes with rear output yoke bushing and front output shaft rear roller bearing already installed. Need to relocate rear output bearing”

from $14.99

(10)

Transfer Case Gasket

“Always have everything I need in stock. Great gasket.”

FAQs for 2003 Chevrolet Avalanche 2500 Transfer Cases

What are the best-selling Transfer Cases for 2003 Chevrolet Avalanche 2500s?

Out of 50 Transfer Cases that fit 2003 Chevrolet Avalanche 2500s, the following parts are the top sellers:

Transfer Case Shift Motor (10038001) – $363.99
Vehicle Speed Sensor (11704143) – $59.99
Transfer Case Housing (10462715) – $248.99

What’s the price range for 2003 Chevrolet Avalanche 2500 Transfer Cases?

The prices of Transfer Cases for the 2003 Chevrolet Avalanche 2500 range from $3.99 up to $831.99 for the most premium parts.

What is the average price of a Transfer Case for a 2003 Chevrolet Avalanche 2500?

The average price for Transfer Cases for the 2003 Chevrolet Avalanche 2500 is $104.47. Keep in mind the variety of part types within our Transfer Case category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Transfer Cases for other Chevrolet Avalanche 2500 model years?

Yes, we carry Transfer Cases for 3 model years of Chevrolet Avalanche 2500s between 2002 and 2006. The following model years are the most popular for Transfer Case purchases: 2006, 2005, 2004, and 2002.

What are the cheapest Transfer Cases for my 2003 Chevrolet Avalanche 2500?

The cheapest 2003 Chevrolet Avalanche 2500 Transfer Cases we carry are:

Oblong Trail Housing Plug Seal (12009334) – $3.99
TCaseBrgSnapRing (12009374) – $5.99
Transfer Case NP246 & NP263 Vent (50085428) – $6.99
ManTransExtHouseBush (12009268) – $8.99
Multi-Purpose Seal (18442981) – $9.99

Does Advance Auto Parts sell Transfer Cases for any other 2003 Chevrolet models?

Yes. We stock Transfer Cases for 27 other popular 2003 Chevrolet models. Some of the most popular are 2003 Tahoe Transfer Cases, 2003 Silverado 1500 Transfer Cases, 2003 Suburban 1500 Transfer Cases, 2003 Silverado 2500 HD Transfer Cases, and 2003 Suburban 2500 Transfer Cases.

What are the top-rated Transfer Cases that fit the 2003 Chevrolet Avalanche 2500?

The one 2003 Chevrolet Avalanche 2500 Transfer Case we have in stock is the Oblong Trail Housing Plug Seal. It costs $3.99.

What types of Transfer Cases do you sell for my 2003 Chevrolet Avalanche 2500?

As of 11/2/25, these are some of the most in-demand types of Transfer Cases for a 2003 Chevrolet Avalanche 2500:

Can I get help with 2003 Chevrolet Avalanche 2500 Transfer Case orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Chevrolet Transfer Cases and more.

What is your return policy for Chevrolet Avalanche 2500 Transfer Cases?

Advance Auto Parts keeps returns simple. For new Chevrolet Avalanche 2500 Transfer Cases and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.

2003 Chevrolet Avalanche 2500 Transfer Cases

Dorman – Transfer Case Housing Adapter (Part No.926-891)

USA Standard Gear – TCaseShiftForkInsert (Part No.70666)

National – Shaft Repair Sleeve (Part No.99139)

National – Multi-Purpose Seal (Part No.341022)

Dorman – Transfer Case Adapter O-Ring (Part No.926-832)

National – Multi-Purpose Seal (Part No.710771)

Driveworks – Needle Bearing (Part No.S-B-2110)

Dorman – 4WD Transfer Case Motor Encoder Ring (Part No.600-120)

Dorman – Transfer Case Housing (Part No.917-561)

National – Shaft Repair Sleeve (Part No.99235)

National – Multi-Purpose Seal (Part No.710645)

GM Genuine Parts – Vehicle Speed Sensor (Part No.19302667)

USA Standard Gear – TCaseBrg-SealKit (Part No.71674)

Dorman – Transfer Case Gasket (Part No.917-562)

FAG US – Cup (Part No.LM104911)

Cardone – Remanufactured Transfer Case Motor (Part No.48-108)

Dorman – Transfer Case Shift Motor (Part No.600-909)

Dorman – Transfer Case Shift Motor (Part No.600-910)

Dorman – Transfer Case Shift Motor (Part No.600-901)

Cardone – Remanufactured Transfer Case Motor (Part No.48-105)

National – Multi-Purpose Seal (Part No.710496)

National – Multi-Purpose Seal (Part No.710668)

USA Standard Gear – Transfer Case NP149, NP246, NP261 & NP263 Front Output Seal OEM (Part No.71305)

USA Standard Gear – TCase Seal (Part No.73897)

USA Standard Gear – TCase Adapter Gasket (Part No.74586)

Dorman – Transfer Case Gasket (Part No.917-562)

Driveworks – Taper Bearing Cone (Part No.S-HM-88649)

National – Shaft Repair Sleeve (Part No.99235)

Dorman – Transfer Case Shift Motor (Part No.600-910)

Dorman – Transfer Case Shift Motor (Part No.600-909)

Cardone – Remanufactured Transfer Case Motor (Part No.48-108)