New 3284374 Disc-Friction Replacement suitable for Caterpillar Equipment

  • New Disc-Friction Replacement suitable for Caterpillar Equipment
  • Made to USA Specification

Buy with Confidence: All parts are covered by our warranty

$46.44
In Stock • Ships Today • Order By 3pm ET
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SKU
3284374CTP
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Description for 3284374 Friction Disc

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This aftermarket Caterpillar 3284374 Friction Disc 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 Friction Disc.
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 3284374 Friction Disc

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Replacement Part Number(s): 328-4374
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: 1.95 LBS | 0.88 KG
Dimensions: 16.14 x 16.14 x 0.39 (inches)
Condition: New

Exact Fit Guarantee for 3284374 Friction Disc

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Looking for a reliable replacement Caterpillar 3284374 Friction Disc ? 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
Models 30/30, 572R II, 583R, 583T, 587R, 587T, 611, 615C, 814F, 814F II, 815B, 815F, 815F II, 816F, 816F II, 966D, 966G, 966G II, 972G, 972G II, 972H, 972K, 980C, 980F, 980G, 980G II, 980H, 980K, D250E, D250
Dimensions 16.14x16.14x0.39
Customer Reviews
  1. 100%
    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
  2. 100%
    Excellent Customer service
  3. 100%
    The gentleman was very helpful
  4. 100%
    Awesome service prices and quality parts
  5. 100%
    Science I buy parts from propel parts I don’t have to spend too much down time always on time and good service
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Frequently Asked Questions

Product

What is the 3284374 disc used for?

The 3284374 disc transfers or controls motion through friction or clamping contact within its assembly. A flat, true disc engages smoothly and resists heat and wear.

How do I install the 3284374 disc?

Fitting the 3284374 correctly comes down to clean surfaces and following the manual sequence. Work through these steps:

  1. Shut down the machine and follow lockout procedures
  2. Remove the old disc and inspect the housing and mating faces
  3. Clean all contact areas and check for warping or glazing
  4. Install the 3284374 in the correct orientation and stack order
  5. Reassemble to specification and confirm smooth engagement

Which Caterpillar machines is the 3284374 compatible with?

The 3284374 is matched to particular Caterpillar equipment, so always verify the application against your parts reference before purchasing. If you are unsure don't hesitate to reach out to Propel Parts for help verifying fitment.

Does the 3284374 disc meet performance standards?

Yes. Propel Parts supplies the 3284374 as a premium aftermarket part made to meet OEM specifications. When replacing, choose genuine or high-quality aftermarket parts that meet or exceed OEM specifications so you can fit it with confidence.

How often should the 3284374 be replaced?

Replace the 3284374 whenever the assembly it serves is overhauled, or any time it shows wear, damage, or corrosion. Following the intervals in your service manual is the best guide.

What are the signs of a worn or failing 3284374 disc?

When the 3284374 reaches the end of its service life, the symptoms tend to show up first as performance or wear issues. Look for:

  • Slipping or inconsistent engagement
  • Reduced performance under load
  • Glazing, scoring, or thinning of the surface
  • Unusual noise, heat, or a burning smell

Why is the 3284374 important, and what related parts work with it?

Replacing the 3284374 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 7N4782 Spring Lifter and 4W5717 Clamp.

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

This 3284374 Friction Disc is compatible with the following models:
30/30, 572R II, 583R, 583T, 587R, 587T, 611, 615C, 814F, 814F II, 815B, 815F, 815F II, 816F, 816F II, 966D, 966G, 966G II, 972G, 972G II, 972H, 972K, 980C, 980F, 980G, 980G II, 980H, 980K, D250E, D250 & more...

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.

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