New 1221881 Plate Clutch Replacement suitable for Caterpillar Equipment
- New Plate Clutch Replacement suitable for Caterpillar Equipment
- Made to USA Specification
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Description for 1221881 Friction Disc Plate
â–¶Specification for 1221881 Friction Disc Plate
â–¶Exact Fit Guarantee for 1221881 Friction Disc Plate
â–¶| Dimensions | 6.10x6.10x0.39 |
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Fast response. Great price. Good communication not much time waiting for a answer
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rapid response!
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customer service and parts availability is fantastic
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Cat blade pins.
Easy transaction good web site.
Frequently Asked Questions
What is the 1221881 disc used for?
The 1221881 is a friction or drive disc that needs an even surface to engage reliably and handle the heat generated in service.
How do I install the 1221881 disc?
A reliable installation of the 1221881 starts with inspection and ends with verification. Follow this process:
- Shut down the machine and follow lockout procedures
- Remove the old disc and inspect the housing and mating faces
- Clean all contact areas and check for warping or glazing
- Install the 1221881 in the correct orientation and stack order
- Reassemble to specification and confirm smooth engagement
Which Caterpillar machines is the 1221881 compatible with?
Fitment for the 1221881 depends on your specific Caterpillar model and the assembly it serves, so confirm the application before you order. Check your manual or reach out to Propel Parts for help verifying fitment.
Does the 1221881 disc meet performance standards?
Yes. The 1221881 is manufactured to meet OEM specifications for tolerance and material quality. When replacing, choose genuine or high-quality aftermarket parts that meet or exceed OEM specifications for dependable, long-term performance.
How often should the 1221881 be replaced?
Plan to replace the 1221881 during a rebuild of the surrounding components, or sooner if inspection shows it is past its serviceable limit. The 5M7304 Spring Inner is often renewed during the same service, so many technicians replace both at once to reduce downtime.
What are the signs of a worn or failing 1221881 disc?
Catching a failing 1221881 early prevents wider damage. The common warning signs include:
- 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 1221881 disc important, and what related part is commonly replaced with it?
Keeping the 1221881 in good condition protects the components around it and supports smooth, reliable operation. Maintaining the assembly with parts that meet OEM specifications helps you avoid unplanned downtime. For a complete repair, the 1140359 Retainer is another component from the same assembly that is commonly replaced at the same time.

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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