New 4T5945 Ring Replacement suitable for Caterpillar Equipment
- New Ring Replacement suitable for Caterpillar Equipment
- Made to USA Specification
Buy with Confidence: All parts are covered by our warranty
Exact Fit Guarantee
This part is guaranteed to fit your machine.
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Description for 4T5945 Seal Ring
▶Specification for 4T5945 Seal Ring
▶Exact Fit Guarantee for 4T5945 Seal Ring
▶| Dimensions | 0.98x0.98x0.24 |
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He resolved all my doubts and gave me clear solutions.
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Had a great experience with ordering correct engine gaskets for our 3208 caterpillar engine
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Great service affordable parts
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Tiene una buena atención y servicio
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Great customer service
Anthony was very professional and on top of what needed to be done to get my order verified and moving forward.
Frequently Asked Questions
What is the Caterpillar 4T5945 ring used for?
The Caterpillar 4T5945 ring is a high-quality aftermarket replacement component designed for use in heavy equipment assemblies requiring secure positioning and dependable operation. It is manufactured to meet or exceed OEM specifications for fit and durability.
What are the benefits of using the 4T5945 ring?
A2.
- Helps maintain secure component positioning
- Built from durable materials for reliable performance
- Designed for dependable fit in demanding applications
- Supports equipment stability and operation
- Manufactured to meet or exceed OEM specifications
Is the 4T5945 ring compatible with different Caterpillar equipment models?
Yes, this ring may fit various Caterpillar machines depending on the assembly and application requirements. If you are unsure don’t hesitate to reach out to Propel Parts for help verifying fitment.
Can worn retaining components affect equipment reliability?
Yes. Worn or damaged retaining components can lead to loose assemblies, vibration issues, and increased wear on surrounding parts.
Does the 4T5945 ring meet OEM quality standards?
Yes, this aftermarket replacement is designed to meet or exceed OEM specifications for durability, fitment, and dependable performance.
Are related Caterpillar replacement parts available from Propel Parts?
Yes. Propel Parts offers a large selection of replacement hardware and heavy equipment components. You can also explore the Caterpillar Equipment Terminal Battery 3S6049 for another related replacement part.
Why is replacing worn retaining hardware important in heavy equipment?
Replacing worn retaining hardware helps maintain assembly stability, reduces unnecessary vibration, and supports long-term equipment reliability.

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.
Exact Fit Guarantee®
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