2003 Chevrolet Avalanche 1500 Rear Main Seal Sets

Your 2003 Chevrolet Avalanche 1500 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 3 Rear Main Seal Sets to choose from for your 2003 Chevrolet Avalanche 1500, and our inventory prices range from as little as $25.99 up to $74.99.

On top of low prices, Advance Auto Parts offers 3 different trusted brands of Rear Main Seal Sets for the 2003 Chevrolet Avalanche 1500. 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 171 reviews on our Rear Main Seal Sets for the 2003 Chevrolet Avalanche 1500 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 2003 Chevrolet Avalanche 1500

Dorman – Rear Main Seal Cover Kit (Part No.635-518)

Rear Main Seal Cover Kit

from

$74.99
Ensure the proper sealing of the engine with our Engine Rear Main Seal Cover. The Seal Cover is designed from high-quality materials to stop and prevent engine oil leakage.

Product Features:
  • Rear Main Seal Cover Kit
  • Rear Main Seal Cover Kit
  • Ensure the proper sealing of the engine with our Engine Rear Main Seal Cover. The Seal Cover is designed from high-quality materials to stop and prevent engine oil leakage.
  • SPECIAL TOOL REQUIRED FOR INSTALLATION┬á- GM alignment tool J414792B or Dorman 635-000 (or equivalent) is required to properly install cover assembly. Failure to use the correct tool and installation procedures will result in seal leaks.
  • Comes with bolts and gaskets – everything necessary for a complete repair
See More

National – Multi Purpose Seal (Part No.100085)

Multi Purpose Seal

from

$25.99
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°F to 450°F; -73°C to 232°C
  • Resistant to hydrocarbon/oxygenate blends and provides superior performance
  • Provides excellent dry running capabilities, low coefficient of friction and excellent resistance to chemicals
  • Delivers quality and reliable performance for every type of repair
See More

Felpro – Engine Crankshaft Seal Kit (Part No.BS 40640)

Engine Crankshaft Seal Kit

from

$41.99
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
See More

FAQs for 2003 Chevrolet Avalanche 1500 Rear Main Seal Sets

What are the most popular Rear Main Seal Sets for the 2003 Chevrolet Avalanche 1500?

With 3 brands you can trust, our most popular Rear Main Seal Sets for the 2003 Chevrolet Avalanche 1500 parts are:
Engine Crankshaft Seal Kit
from $41.99
(31)
Engine Crankshaft Seal Kit
Rear Main Seal Sets
Rear Main Seal Cover Kit
from $74.99
(19)
Rear Main Seal Cover Kit
Rear Main Seal Sets
Multi Purpose Seal
from $25.99
(7)
Multi Purpose Seal
Rear Main Seal Sets