7J8302 Hydraulic Cylinder for CAT D6C & more
- Hydraulic Cylinder Replacement suitable for Caterpillar Equipment
- Made to USA Specification
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Description for 7J8302 Hydraulic Cylinder
â–¶Specification for 7J8302 Hydraulic Cylinder
â–¶Exact Fit Guarantee for 7J8302 Hydraulic Cylinder
â–¶| Models | D6C |
|---|---|
| Dimensions | 60.63x10.24x7.09 |
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I would give 5 stars but my first time ordering from here and using aftermarket parts. The price is reasonable comparing to original Cat parts and the customer support is great and hoping to do more business with them
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Great customer service!
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Propel Parts provided quality parts for my Caterpillar needs at a very fair price. Shipping to my international location was very fast. took about a week for the parts to get here. Seller is also responsive with my inquiry.
Thanks again -
Buen servicio y atención
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Great service affordable parts
Frequently Asked Questions
What is the function of the 7J8302 hydraulic cylinder?
The 7J8302 hydraulic cylinder is designed to convert hydraulic fluid pressure into linear mechanical force, enabling precise movement and control of heavy equipment components. This cylinder ensures smooth operation of your Caterpillar D6C or compatible machines, improving efficiency, performance, and operational safety.
How do I install the 7J8302 hydraulic cylinder?
Follow these steps for proper installation:
- Ensure the machine is turned off and hydraulic systems are depressurized.
- Remove any worn or damaged cylinder components carefully.
- Clean the mounting surfaces to prevent leaks and ensure a proper seal.
- Install the new 7J8302 cylinder securely, tightening bolts according to manufacturer specifications.
- Reconnect hydraulic lines and check for leaks or abnormal movement before full operation.
Which Caterpillar machines are compatible with the 7J8302 hydraulic cylinder?
The 7J8302 cylinder is commonly used on the CAT D6C series. However, compatibility can vary depending on machine year, model, and configuration. Check your manual or reach out to Propel Parts for help verifying fitment. If you are unsure, don???t hesitate to contact Propel Parts, our team will be happy to help you confirm if this cylinder fits your equipment.
Does the 7J8302 hydraulic cylinder meet performance standards?
Yes, when replacing, choose genuine or high-quality aftermarket parts that meet or exceed OEM specifications. The 7J8302 cylinder is engineered for reliability and long service life, ensuring consistent performance under heavy load and demanding conditions.
How often should the hydraulic cylinder be serviced or replaced?
Replacement intervals depend on operating conditions, load, and maintenance schedules. Inspect the cylinder regularly for signs of wear, leaks, or reduced performance. Machines operating in extreme or abrasive conditions may require more frequent servicing to maintain optimal performance.
What are the signs of a failing 7J8302 hydraulic cylinder?
Common indicators of a worn or failing cylinder include:
- Hydraulic fluid leaks around seals or mounting points
- Reduced lifting or pushing force
- Slow or erratic cylinder movement
- Unusual noises during operation
Early detection through regular inspection can prevent costly downtime and maintain machine efficiency.
Why should I choose a high-quality aftermarket or genuine hydraulic cylinder?
Using genuine or high-quality aftermarket parts that meet or exceed OEM specifications ensures reliable performance, longer lifespan, and proper system protection. Our premium aftermarket cylinders offer the same level of durability and precision as the original, giving you confidence in your machine???s operation without compromise.
Can Propel Parts assist with verifying fitment or choosing the right cylinder?
Absolutely! If you are unsure which hydraulic cylinder fits your CAT D6C or other machines, please reach out to Propel Parts for help verifying fitment. Our experts can guide you to the correct part, ensuring you get the right cylinder for your equipment and operating needs.
This 7J8302 Hydraulic Cylinder is compatible with the following models:
D6C & more...

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.

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.

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.
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