1991 GMC C2500 Rear Main Seal Sets

Your 1991 GMC C2500 might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the Rear Main Seal Sets you desperately need.

We currently carry 5 Rear Main Seal Sets to choose from for your 1991 GMC C2500, and our inventory prices range from as little as $23.99 up to $48.99.

On top of low prices, Advance Auto Parts offers 2 different trusted brands of Rear Main Seal Sets for the 1991 GMC C2500. We only sell parts from trusted brands like Felpro so that you can find quality parts you can count on.

Don’t take our word for it – check out customer ratings and reviews to buy with confidence. We have 66 reviews on our Rear Main Seal Sets for the 1991 GMC C2500 from previous customers.

Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Rear Main Seal Sets stock in-person!

Rear Main Seal Sets for Your 1991 GMC C2500

National – Multi Purpose Seal (Part No.4359V)

Multi Purpose Seal

from

$23.99
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
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Felpro – Engine Crankshaft Seal Kit (Part No.BS 40520)

Engine Crankshaft Seal Kit

from

$36.99
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:
  • Application specific design to ensure a perfect fit
  • Meets or exceeds all original equipment specifications
  • Engineered and manufactured specifically for repair applications
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Felpro – Engine Crankshaft Seal Kit (Part No.BS 40626)

Engine Crankshaft Seal Kit

from

$31.49
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:
  • Application specific design to ensure a perfect fit
  • Meets or exceeds all original equipment specifications
  • Engineered and manufactured specifically for repair applications
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Felpro – Engine Crankshaft Seal Kit (Part No.BS 40622)

Engine Crankshaft Seal Kit

from

$25.99
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:
  • Application specific design to ensure a perfect fit
  • Meets or exceeds all original equipment specifications
  • Engineered and manufactured specifically for repair applications
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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National – Shaft Repair Sleeve (Part No.99364)

Shaft Repair Sleeve

from

$48.99
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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FAQs for 1991 GMC C2500 Rear Main Seal Sets

What are the most popular Rear Main Seal Sets for the 1991 GMC C2500?

With 2 brands you can trust, our most popular Rear Main Seal Sets for the 1991 GMC C2500 parts are:
Engine Crankshaft Seal Kit
from $36.99
(4)
Engine Crankshaft Seal Kit
Rear Main Seal Sets
Engine Crankshaft Seal Kit
from $31.49
(6)
Engine Crankshaft Seal Kit
Rear Main Seal Sets
Multi Purpose Seal
from $23.99
(1)
Multi Purpose Seal
Rear Main Seal Sets