2556863 Caterpillar Exhaust Seal propelparts

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2556863 CAT Gasket

Name: 2556863 CAT Gasket
Brand: Aftermarket CAT
SKU: 2556863
Price: 14.325 USD
Availability: InStock
Rating: 4.7 (112 reviews)

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2556863 | CAT Gasket

$14.33

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4.7

(Site rating)

In Stock | Ships Out Today | Order By 3pm ET

SKU

2556863

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Details

Description for 2556863 Exhaust Seal

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This aftermarket Caterpillar 2556863 Exhaust Seal is built to meet U.S. OEM specifications for durability and performance. At Propel Parts, we perform strict quality checks to ensure it fits and functions like your original Caterpillar Exhaust Seal.

Direct Replacement: Engineered for a precise fit in Caterpillar equipment.

OEM-Spec Quality: Manufactured to match the performance of your original part.

Tested Reliability: Strict quality checks are performed before shipping.

Specification for 2556863 Exhaust Seal

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Replacement Part Number(s): 255-6863

Specifications: Aftermarket Part | US OEM Specs.

Shipping: Same Day (Weekdays) | Order by 3pm.

Warranty: Unlimited Mileage | 1 Year Warranty.

Core: No Core Required | No Core Charge.

Weight: 0.03

Condition: New

Exact Fit Guarantee for 2556863 Exhaust Seal

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Looking for a reliable replacement Caterpillar 2556863 Exhaust Seal ? Order with confidence through our Exact Fit Guarantee.

Verified Fit: Before we ship, we check your part against CAT SIS (Caterpillar Service Information System) to confirm it's the correct match for your machine.

Peace of Mind: If it isn't the right fit, we'll contact you with the correct Caterpillar part number before your order goes out.

Exclusive Guarantee: Enroll in our Exact Fit Guarantee at checkout to ensure you get the part you need the first time.

More Information

More Information
Dimensions	4.92x4.92x0.12

Reviews

Customer Reviews

James (Indiana, USA) 09/04/2025

100%

Very thorough ! Confirmed order and great communications.
Tim Creswell (Louisiana, USA) 08/27/2025

80%

Above and Beyond
Staff took care of issue that was nit created by them. Package was lost by UPS. Propel sent me another part Next Day Air to correct it.
Veni (Massachusetts, USA) 07/30/2025

100%

Great company with outstanding customer service. Always get answers to my questions and always get my order to me quickly!
Verified Buyer 11/10/2022

100%

Been buying from them for years and have almost never had an issue. The few times I had a question or something to handle, they have shown amazing customer service. Great product and a great company.
Branimir Pjevac (Serbia) 01/07/2025

100%

Quality Caterpillar parts
Very fast delivery and respons from Propel Parts
This is my second time that I bought something from it, first time delivery time was in one week from US to Serbia

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Product Questions

Frequently Asked Questions

Product

What is the purpose of the 2556863 gasket?

This gasket creates a tight seal between engine components, preventing leaks and ensuring efficient operation.

How to Install this 2556863 gasket?

Please refer to the following instructions to install
1. First, remove the old gasket and clean the surfaces thoroughly
2. Position the new 2556863 gasket carefully, making sure it aligns correctly
3. Reassemble the components evenly and tighten bolts to the recommended specifications to ensure a secure seal

Which applications is this gasket suitable for?

The 2556863 gasket is designed for various heavy equipment engines. Always verify your engine model compatibility before installation. Check your manual or reach out to Propel Parts for help verifying fitment.

Is this 2556863 gasket reliable under high pressure and temperature?

Yes, this 2556863 gasket is designed to meet OEM specification, providing durability and effective sealing even under extreme conditions.

Can I install this gasket myself?

Yes, with basic mechanical knowledge and proper safety precautions, you can install it yourself. Ensure surfaces are clean and bolts are evenly tightened.

How do I maintain the 2556863 gasket for long-term use?

Take these steps to extend the lifespan of your 2556863 gasket
1. Check for any signs of leaks or wear regularly,
2. Replace the gasket if necessary.
3. Proper installation and engine maintenance help extend its lifespan.

What should I do if the gasket leaks after installation?

Inspect the installation to ensure proper alignment and bolt torque. If leaks persist, reinstallation or professional inspection may be required to correct the issue.

Questions About this Part?

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Returns & Warranty

Easy Returns

Our refund policy is simple. We offer a 30-day, no-hassle return policy, and we make every effort to provide the best service and highest-quality parts possible. If you’re not fully satisfied with your purchase, you may return it within 30 days for a refund. Full details are available on our Returns Policy page.

Warranty

Buy with confidence. All parts from Propel Parts are covered against material or manufacturer defects for 12 months from the original invoice date. We stand behind every part we sell, so you can count on reliable performance and dependable support. Full details are available on our Warranty Policy page.

Shipping

Same Day Shipping

Orders placed weekdays, by 3pm ET, ship out same day.

United States & Canada

Click Check Delivery Times for discounted Ground, 2-Day & Overnight rates

International Shipping

We have served customers in over 90 countries. Click Check Delivery Time .