1S7578 Bearing-050 for CAT Equipment

  • New Bearing-050 Replacement suitable for Caterpillar Equipment
  • Made to USA Specification

Buy with Confidence: All parts are covered by our warranty

$248.22

4.7

(Site rating)
Call +1-877-228-3765 for availability
SKU
1S7578CTP
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Description for 1S7578 Bearing-050

This aftermarket Caterpillar 1S7578 Bearing-050 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 Bearing-050.
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 1S7578 Bearing-050

Replacement Part Number(s): 1S-7578
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: 2.60 LBS | 1.18 KG
Dimensions: 6.10 x 4.33 x 3.54 (inches)
Condition: New

Exact Fit Guarantee for 1S7578 Bearing-050

Looking for a reliable replacement Caterpillar 1S7578 Bearing-050 ? 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 6.10x4.33x3.54
Customer Reviews
  1. 100%
    Good service, quick response.
  2. 100%
    Great service affordable parts
  3. 100%
    Quick Response. Very much appreciated.
  4. 100%
    Steven & Propel Parts were a huge help! We were able to place a large order and get it shipped out same day to avoid a line down situation for a customer due to a lost component. The order was even submitted after the 3pm cutoff for same day shipments and we got it the next morning!
  5. 100%
    La mejor experiencia y calidad
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Frequently Asked Questions

Product

What is the 1S7578 Bearing used for?

This bearing is designed to reduce friction and support rotational movement in various heavy machinery components, ensuring smoother operation and longer equipment life.

How to Install this 1S7578 bearing?

Please follow the instructions below to install
1. First clean the housing and shaft thoroughly 
2. Align the bearing carefully and press it into place using a proper tool or press 
3. Avoid hammering directly on the bearing to prevent damage 
4. Lubricate as needed and test for smooth rotation

How do I know if the bearing needs replacement?

Signs of wear include unusual noises, increased vibration, overheating, or visible damage. Replacing worn bearings promptly prevents further equipment damage.

Will installing this 1S7578 bearing improve machinery performance?

Yes. Properly installed bearings reduce friction, enhance efficiency, and contribute to smoother, more reliable operation of your equipment.

Is this 1S7578 bearing durable for heavy-duty applications?

Yes. This 1S7578 bearing is designed to OEM specifications, providing reliable performance under demanding operating conditions.

How should I maintain the bearing for longer life?

Follow these guidelines to maintain your 1S7578 in optimal condition.
1. Regularly inspect for wear, ensure proper lubrication, and keep the surrounding area clean from debris 
2. Correct maintenance prevents premature failure and extends operational life

Can I use this bearing for multiple machinery models?

Yes. This part fits a range of compatible equipment. Always verify your equipment’s specifications to ensure proper fit. Check your manual or reach out to Propel Parts for help verifying fitment.
Questions About this Part?
Have a question about fit, compatibility, shipping, warranty, or returns?

This 1S7578 Bearing-050 is compatible with the following models:

TRACK-TYPE TRACTOR
D8H
MARINE ENGINE
D342 D342C
INDUSTRIAL ENGINE
D342C

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.