New 2D8009 Seal O Ring Replacement suitable for Caterpillar Equipment

  • New Seal O Ring Replacement suitable for Caterpillar Equipment
  • Made to USA Specification

Buy with Confidence: All parts are covered by our warranty

$0.57

4.7

(Site rating)
In Stock | Ships Out Today | Order By 3pm ET
SKU
2D8009CTP
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Description for 2D8009 Seal O Ring

This aftermarket Caterpillar 2D8009 Seal O Ring 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 Seal O Ring.
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 2D8009 Seal O Ring

Replacement Part Number(s): 2D-8009
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: 0.02 LBS | 0.01 KG
Dimensions: 5.91 x 5.91 x 0.08 (inches)
Condition: New

Exact Fit Guarantee for 2D8009 Seal O Ring

Looking for a reliable replacement Caterpillar 2D8009 Seal O Ring ? 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
Dimensions 5.91x5.91x0.08
Customer Reviews
  1. 100%
    Very thorough ! Confirmed order and great communications.
  2. 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.
  3. 100%
    Fast response and very attentive! Thanks Deb.
  4. 100%
    My part was damaged in shipping and everyone was very helpful on get it resolved and sent me another free of charge.
  5. 100%
    Propel parts is a very reliable parts source for heavy equipment
    Quick response,good quality parts,favourable prices and always deliver on time
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Frequently Asked Questions

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What is the Caterpillar 2D8009 seal O-ring used for?

The 2D8009 seal O-ring is designed to create a secure seal between connected components in Caterpillar equipment. It helps prevent the leakage of fluids such as oil, fuel, or hydraulic fluid while protecting the system from dust and contaminants. A properly installed O-ring helps maintain pressure inside the system and supports reliable machine performance.

Which Caterpillar equipment may use the 2D8009 seal O-ring?

Fitment can vary based on machine configuration and serial number range. Contact Propel Parts — our team can help identify the correct 2D8009 fit for your machine, or check your equipment manual to confirm compatibility before ordering.

What are the signs that a Caterpillar O-ring needs replacement?

A worn or damaged 2D8009 seal O-ring can lead to sealing problems and equipment performance issues. Common signs include:

  1. Fluid leaks around the connection point
  2. Loss of hydraulic or system pressure
  3. Visible cracks, flattening, or deformation in the O-ring
  4. Dirt or contamination entering the sealed area

Replacing a damaged O-ring early can help prevent system failure and expensive repairs.

Does the 2D8009 seal O-ring meet equipment performance standards?

Absolutely. The 2D8009 replacement is built to meet OEM specifications, delivering reliable performance under demanding operating conditions. Not sure if this is the right fit for your machine? Contact Propel Parts and our team can help confirm the correct part.

How do you install the 2D8009 seal O-ring?

Proper installation helps ensure a secure seal and long service life. Typical installation steps include:

  1. Shut down the equipment and release system pressure
  2. Disassemble the component where the O-ring is located
  3. Remove the worn or damaged O-ring carefully
  4. Clean the sealing groove and surrounding surfaces
  5. Install the new 2D8009 O-ring in the correct position
  6. Reassemble the component and check for proper sealing

Always follow the manufacturer's service manual for the exact procedure.

How often should the 2D8009 seal O-ring be replaced?

O-rings do not always have a fixed replacement interval. However, they should be inspected during routine maintenance, system servicing, or whenever components are disassembled. Replacing worn seals when leaks or wear are detected helps maintain proper system pressure and protects critical equipment parts.

Can I use a premium aftermarket 2D8009 seal O-ring replacement?

Absolutely. Premium aftermarket 2D8009 replacements built to meet or exceed OEM specifications are a practical, cost-effective choice for many equipment owners. Selecting parts that match OEM standards helps maintain proper performance and equipment longevity.

Questions About this Part?
Have a question about fit, compatibility, shipping, warranty, or returns?

Shipping

We know equipment downtime costs money, so fast and reliable shipping is a priority at Propel Parts. Orders placed on weekdays before 3:00 PM ET typically ship the same day, with expedited delivery options available for many locations when time is critical.

We ship across the U.S., Canada, and over 130 countries worldwide, helping customers keep machines running wherever they operate. Available shipping methods and delivery estimates are shown at checkout so you can select the option that best fits your timeline.

Tracking information is emailed within 24–48 hours after your order is processed, giving you full visibility from dispatch to delivery and peace of mind that your parts are on the way.

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.