1991 GMC C6000 Topkick Transfer Cases

Keep Your 1991 GMC C6000 Topkick 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 1991 GMC C6000 Topkick looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Oil Pump Housing Seals and Input Shaft Bearings. 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.

Competitive Prices and Extensive Inventory

The average price for a 1991 GMC C6000 Topkick Transfer Case at Advance Auto Parts is around $22.79, with a range that starts at $8.99 and goes up to $31.99. With 2 options in stock from one trusted brand, finding the right fit is easy. Popular picks like Multi-Purpose Bearing and Shaft Repair Sleeve start at just $8.99 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 Drive Shafts and Axles and Universal Joints. At Advance Auto Parts, we’re here to help you keep your 1991 GMC C6000 Topkick in peak condition, inside and out.

Essential 1991 GMC C6000 Topkick Transfer Cases

National – Shaft Repair Sleeve (Part No.99225)

Shaft Repair Sleeve

from

$31.99
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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National – Multi-Purpose Bearing (Part No.205-FF)

Multi-Purpose Bearing

from

$8.99
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

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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Most Popular Oil Pump Housing Seal for 1991 GMC C6000 Topkicks

Enhance your 1991 GMC C6000 Topkick with this popular Oil Pump Housing Seal we have in stock, for $31.99.

National – Shaft Repair Sleeve (Part No.99225)

Shaft Repair Sleeve

from

$31.99
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
See More

Best-Selling 1991 GMC C6000 Topkick Input Shaft Bearing

Upgrade your C6000 Topkick with our best-selling Input Shaft Bearing.

National – Multi-Purpose Bearing (Part No.205-FF)

Multi-Purpose Bearing

from

$8.99
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

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

FAQs for 1991 GMC C6000 Topkick Transfer Cases

What are the best-selling Transfer Cases for 1991 GMC C6000 Topkicks?

Out of 2 Transfer Cases that fit 1991 GMC C6000 Topkicks, the following parts are the top sellers:

What’s the price range for 1991 GMC C6000 Topkick Transfer Cases?

The prices of Transfer Cases for the 1991 GMC C6000 Topkick range from $8.99 up to $31.99 for the most premium parts.

What is the average price of a Transfer Case for a 1991 GMC C6000 Topkick?

The average price for Transfer Cases for the 1991 GMC C6000 Topkick is $22.79. 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 C6000 Topkick model years?

Yes, we carry Transfer Cases for 5 model years of GMC C6000 Topkicks between 1990 and 1996. The following model years are the most popular for Transfer Case purchases: 1990, 1995, 1996, 1994, 1992, and 1993.

What are the cheapest Transfer Cases for my 1991 GMC C6000 Topkick?

The cheapest 1991 GMC C6000 Topkick Transfer Cases we carry are:

Does Advance Auto Parts sell Transfer Cases for any other 1991 GMC models?

Yes. We stock Transfer Cases for 20 other popular 1991 GMC models. Some of the most popular are 1991 Jimmy Transfer Cases, 1991 K2500 Transfer Cases, 1991 C2500 Transfer Cases, 1991 K1500 Transfer Cases, and 1991 C1500 Transfer Cases.

What types of Transfer Cases do you sell for my 1991 GMC C6000 Topkick?

As of 11/2/25, these are some of the most in-demand types of Transfer Cases for a 1991 GMC C6000 Topkick:

Can I get help with 1991 GMC C6000 Topkick 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 C6000 Topkick Transfer Cases?

Advance Auto Parts keeps returns simple. For new GMC C6000 Topkick Transfer Cases and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.