2006 GMC Sierra 1500 HD Transfer Cases

Keep Your 2006 GMC Sierra 1500 HD 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 2006 GMC Sierra 1500 HD 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 Gaskets, and Transfer Case Adapter 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, Dorman, and FELPRO. For example, National Transfer Cases start at just $17.99 with an average 4.3 star rating. Dorman and FELPRO offer similar pricing and quality, backed by strong customer feedback. With over 80 reviews and a solid 4 star average, you can shop with confidence knowing other GMC Sierra 1500 HD owners approve.

Competitive Prices and Extensive Inventory

The average price for a 2006 GMC Sierra 1500 HD Transfer Case at Advance Auto Parts is around $80.36, with a range that starts at $3.99 and goes up to $484.99. With 56 options in stock from 7 trusted brands, finding the right fit is easy. Popular picks like Multi-Purpose Seal, Multi-Purpose Bearing, and Transfer Case Shift Motor start at just $17.99 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 2006 GMC Sierra 1500 HD in peak condition, inside and out.

Essential 2006 GMC Sierra 1500 HD Transfer Cases

Dorman – Transmission Drain Plug (Sold by each) (Part No.090-205)

Transmission Drain Plug (Sold by each)

from

$25.99
This transfer case oil drain plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this transfer case oil drain plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this plug 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
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Dorman – 4WD Transfer Case Motor Encoder Ring (Part No.600-120)

4WD Transfer Case Motor Encoder Ring

from

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

Needle Bearing

from

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

Product Features:
  • Brand may vary by location
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USA Standard Gear – TCaseBrg-SealKit (Part No.71674)

TCaseBrg-SealKit

from

$189.99
TCaseBrg-SealKit

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

Transfer Case Adapter O-Ring

from

$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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Dorman – Remanufactured Transfer Case Control Module (Part No.599-114)

Remanufactured Transfer Case Control Module

from

$351.99
Transfer case control module no longer in control? Restore it cost-effectively with this replacement module that provides the same function and performance of the original on specific vehicles.

Product Features:
  • Direct replacement – this transfer case control module directly replaces the original equipment modules on certain vehicle years, makes and models
  • Effective fix – replacement restores transfer case motor control and addresses trouble codes
  • Thoroughly tested – each module undergoes rigorous testing to ensure reliable performance
  • Trustworthy quality – backed by team of engineers and inspectors in the United States
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National – Multi-Purpose Bearing (Part No.208)

Multi-Purpose Bearing

from

$38.99
Product Features:
  • BUILT TO LAST: Advanced heat treatment process for strength
  • PREMIUM MATERIALS: Precision manufactured using premium-grade steel for lasting performance and extended bearing life
  • RELIABLE PERFORMANCE: Element size and quantity are engineered to meet or exceed the load rating of OE bearings
  • 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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USA Standard Gear – TCaseShiftForkInsert (Part No.70666)

TCaseShiftForkInsert

from

$11.99
TCaseShiftForkInsert

FAG US – General Seal (Part No.SS2911)

General Seal

from

$52.99
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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National – Multi-Purpose Bearing (Part No.N-5210-KLB)

Multi-Purpose Bearing

from

$53.99
Product Features:
  • BUILT TO LAST: Advanced heat treatment process for strength
  • PREMIUM MATERIALS: Precision manufactured using premium-grade steel for lasting performance and extended bearing life
  • RELIABLE PERFORMANCE: Element size and quantity are engineered to meet or exceed the load rating of OE bearings
  • 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 Bearing (Part No.B-2110)

Multi-Purpose Bearing

from

$17.99
Product Features:
  • RIGHT TYPE: Needle bearings are application-specific for the repair occasion, using either caged or full complement designs
  • PREMIUM MATERIALS: Precision manufactured using high-quality materials for outstanding durability and performance
  • 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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Dorman – Transfer Case Housing Adapter (Part No.926-890)

Transfer Case Housing Adapter

from

$106.99
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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USA Standard Gear – TCase Clutch Kit (Part No.75180)

TCase Clutch Kit

from

$4.99
TCase Clutch Kit

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

Transfer Case Housing

from

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

Multi-Purpose Seal

from

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

Multi-Purpose Seal

from

$52.99
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: -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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Most Popular Transfer Case Output Shaft Seals for 2006 GMC Sierra 1500 HDs

Enhance your 2006 GMC Sierra 1500 HD with one of the 7 Transfer Case Output Shaft Seals we have in stock, starting at just $12.99.

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

Multi-Purpose Seal

from

$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:
  • 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
See More

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

Multi-Purpose Seal

from

$52.99
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: -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
See More

National – Transfer Case Output Shaft Seal (Part No.710495)

Transfer Case Output Shaft Seal

from

$53.99
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 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
See More

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

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

from

$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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Driveworks – Transfer Case Output Shaft Seal (Part No.S-710495)

Transfer Case Output Shaft Seal

from

$31.99
Product Features:
  • Brand may vary by location
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USA Standard Gear – TCase Seal (Part No.73897)

TCase Seal

from

$14.99
TCase Seal

USA Standard Gear – TCaseOutputShaftSeal (Part No.79387)

TCaseOutputShaftSeal

from

$12.99
TCaseOutputShaftSeal

Best-Selling 2006 GMC Sierra 1500 HD Transfer Case Gaskets

Upgrade your Sierra 1500 HD with one of our 2 best-selling Transfer Case Gaskets, earning an average 4 stars rating across 10 reviews.

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

Transfer Case Gasket

from

$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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USA Standard Gear – TCaseGasketSealKit (Part No.71715)

TCaseGasketSealKit

from

$44.99
TCaseGasketSealKit

Top-Quality Transfer Case Adapter Gaskets for 2006 GMC Sierra 1500 HDs

Choose a high-quality OEM or aftermarket Transfer Case Adapter Gasket for GMC Sierra 1500 HDs and enjoy top-notch performance from $11.99.

Felpro – Transfer Case Adapter Gasket (Part No.72770)

Transfer Case Adapter Gasket

from

$16.99
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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USA Standard Gear – TCase Adapter Gasket (Part No.74586)

TCase Adapter Gasket

from

$11.99
TCase Adapter Gasket

Top Picks for 2006 GMC Sierra 1500 HD Input Shaft Bearings

Invest in one of our 2 durable Input Shaft Bearings for your 2006 GMC, knowing you’re getting trusted brands and expert craftsmanship.

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

Taper Bearing Cone

from

$19.49
Value-priced bearing meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
See More

National – Multi-Purpose Bearing (Part No.N-5210-KLB)

Multi-Purpose Bearing

from

$53.99
Product Features:
  • BUILT TO LAST: Advanced heat treatment process for strength
  • PREMIUM MATERIALS: Precision manufactured using premium-grade steel for lasting performance and extended bearing life
  • RELIABLE PERFORMANCE: Element size and quantity are engineered to meet or exceed the load rating of OE bearings
  • 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

Our Top-Rated Transmission Transfer Case Motors for 2006 GMC Sierra 1500 HDs

Make a smart move for your 2006 GMC Sierra 1500 HD with our Transmission Transfer Case Motor for $363.99.

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

Transfer Case Shift Motor

from

$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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Top-Rated Transfer Case Brands For Your 2006 GMC Sierra 1500 HD

When it comes to finding the perfect Transfer Case for your 2006 GMC Sierra 1500 HD, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 7 trusted brands. We carry the most popular Transfer Case brands including FELPRO, National, and Dorman, and more, all known for their exceptional customer ratings (average brand rating of 4.6 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 2006 GMC Sierra 1500 HD, providing peace of mind with parts that meet or exceed OEM standards.

Popular FELPRO 2006 GMC Sierra 1500 HD Transfer Cases

If you’re looking for a top-quality Transfer Case for your 2006 GMC Sierra 1500 HD, Advance Auto Parts has exactly what you need with our selection of FELPRO Transfer Cases. We have 1 FELPRO Transfer Cases in stock for this fitment, all known for their durability and precision fit. With prices starting at just $16.99, you’ll find the perfect Transfer Case for your needs and budget. FELPRO Transfer Cases for the 2006 GMC Sierra 1500 HD come highly rated, with over 4 customer reviews and an impressive average rating of 4.6 stars. Choosing a FELPRO Transfer Case from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Transfer Case Adapter Gasket
from $16.99
(4)
Transfer Case Adapter Gasket
“Great price, excellrnt”

Top-Quality National 2006 GMC Sierra 1500 HD Transfer Cases

For those in search of a high-quality Transfer Case for their 2006 GMC Sierra 1500 HD, Advance Auto Parts offers a great selection of National Transfer Cases. With 3 National 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 $17.99, with an average price of $31.99, giving you a range of options to suit your budget. Backed by over 12 customer ratings and an average rating of 4.3 stars, National Transfer Cases provide both reliability and excellent performance. Choosing a National Transfer Case from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
Multi-Purpose Seal
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 ”
Multi-Purpose Bearing
from $17.99
(7)
Multi-Purpose Bearing
“National bearings amazingly made in USA. Did the job.”
Multi-Purpose Seal
from $37.99
(1)
Multi-Purpose Seal
“worked well”

FAQs for 2006 GMC Sierra 1500 HD Transfer Cases

What are the best-selling Transfer Cases for 2006 GMC Sierra 1500 HDs?

Out of 56 Transfer Cases that fit 2006 GMC Sierra 1500 HDs, the following parts are the top sellers:

What’s the price range for 2006 GMC Sierra 1500 HD Transfer Cases?

The prices of Transfer Cases for the 2006 GMC Sierra 1500 HD range from $3.99 up to $484.99 for the most premium parts.

What is the average price of a Transfer Case for a 2006 GMC Sierra 1500 HD?

The average price for Transfer Cases for the 2006 GMC Sierra 1500 HD is $80.36. 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 GMC Sierra 1500 HD model years?

Yes, we carry Transfer Cases for 4 model years of GMC Sierra 1500 HDs between 2001 and 2007. The following model years are the most popular for Transfer Case purchases: 2007, 2005, 2003, 2002, and 2001.

What are the cheapest Transfer Cases for my 2006 GMC Sierra 1500 HD?

The cheapest 2006 GMC Sierra 1500 HD Transfer Cases we carry are:

Does Advance Auto Parts sell Transfer Cases for any other 2006 GMC models?

Yes. We stock Transfer Cases for 19 other popular 2006 GMC models. Some of the most popular are 2006 Yukon Transfer Cases, 2006 Sierra 1500 Transfer Cases, 2006 Yukon XL 1500 Transfer Cases, 2006 Sierra 2500 HD Transfer Cases, and 2006 Yukon XL 2500 Transfer Cases.

What are the top-rated Transfer Cases that fit the 2006 GMC Sierra 1500 HD?

Based on 80 reviews by customers, our 2006 GMC Sierra 1500 HD Transfer Cases have an average customer rating of 4 stars. These are the highest-rated categories of Transfer Cases for the 2006 GMC Sierra 1500 HD and their top-rated products:

What types of Transfer Cases do you sell for my 2006 GMC Sierra 1500 HD?

As of 11/2/25, these are some of the most in-demand types of Transfer Cases for a 2006 GMC Sierra 1500 HD:

Can I get help with 2006 GMC Sierra 1500 HD Transfer Case orders?

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

What is your return policy for GMC Sierra 1500 HD Transfer Cases?

Advance Auto Parts keeps returns simple. For new GMC Sierra 1500 HD Transfer Cases and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.