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New 4W5739 (8N8220) Bearings Replacement suitable for Caterpillar Equipment (3285572) (3285572)
- New 4W5739 (8N8220) Bearings Replacement suitable for Caterpillar Equipment
- Made to USA Specification
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Description for 4W5739 Bearings
â–¶Specification for 4W5739 Bearings
â–¶Exact Fit Guarantee for 4W5739 Bearings
â–¶| Dimensions | 2.76x4.25x1.97 |
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Australian buyer, sales where professional and very responsive with secure parts identification.
Highly recommend.
Bedrock Exploration Pty Lt, Australia
Customer Follow-Up After Delivery:
Thank you Deb and your colleague Anthony A for your help in supplying a replacement part which arrived in good time and is running smoothly.
I shall continue to use your services and recommend you to other remote miners, as your services and delivery times are better than our home-based suppliers.
With thanks again.
Regards, Gerard
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Great service affordable parts
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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. -
Satisfied Customer.
I made my first purchase from Propel Parts last week. I was very happy with the response time and the delivery was fast, fast, fast! Also, the quality of the product is superb and at a great low price.
Keep up the great work! -
helpful and professional.
quick and professional service.
Frequently Asked Questions
What is the 4W5739 component used for?
The 4W5739 is a component used on Caterpillar equipment, where it performs its role within the assembly to support reliable operation. Keeping it in good condition helps the surrounding parts work as intended.
How do I install the 4W5739 component?
Fitting the 4W5739 correctly comes down to clean surfaces and following the manual sequence. Work through these steps:
- Shut the machine down and isolate power before working on the assembly
- Clean the mating surfaces and inspect them for wear or damage
- Remove the old part and check the area for debris
- Fit the new 4W5739 in the correct orientation per your service manual
- Reassemble to specification and confirm correct operation before returning to service
Which Caterpillar machines is the 4W5739 compatible with?
The 4W5739 component is used across many Caterpillar applications, but the correct fit depends on your exact model and assembly. Always cross-check fitment using your service manual or part reference guide before ordering. Or reach out to Propel Parts for help verifying fitment.
Does the 4W5739 component meet performance standards?
Yes. The 4W5739 is built to meet OEM specifications for fit, strength, and service life. When replacing, choose genuine or high-quality aftermarket parts that meet or exceed OEM specifications to keep the assembly protected.
How often should the 4W5739 be replaced?
Service life for the 4W5739 depends on operating conditions and load. Replace it on inspection findings or at the interval your manual specifies rather than waiting for a failure.
What are the signs of a worn or failing 4W5739 component?
When the 4W5739 reaches the end of its service life, the symptoms tend to show up first as performance or wear issues. Look for:
- Visible wear, cracking, or corrosion on inspection
- Reduced performance or reliability in the assembly
- Unusual noise, movement, or leaks near the part
- Premature wear on the components around it
Why is the 4W5739 important, and what related parts work with it?
Replacing the 4W5739 when needed keeps the system within its designed clearances and loads, which extends the life of the surrounding parts and supports dependable performance. Related hardware on our site includes 6V4249 Bolt and 1425868 Seal Gp Ring.
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.
Exact Fit Guarantee®
The right part — or we'll make it right.
Order Normally
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Place your order, then send us your serial number before it ships.
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1 YEAR UNLIMITED WARRANTY
ORDER BY 3PM EST. EXCL. WEEKEND
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EASY RETURNS & FAST REFUNDS
