New 6I8912 Disc Fric Replacement suitable for Caterpillar Equipment
- New Disc Fric 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.
Wrong Part?
We'll overnight correct part at no cost to you.
Description for 6I8912 Friction Disc
â–¶Specification for 6I8912 Friction Disc
â–¶Exact Fit Guarantee for 6I8912 Friction Disc
â–¶| Models | 120H, 120H ES, 120H NA, 120K, 120K 2, 120M, 120M 2, 12H, 12H ES, 12H NA, 12K, 12M, 12M 2, 12M 3, 12M 3 AWD, 135H, 135H NA, 140H, 140H ES, 140H NA, 140K, 140K 2, 140M, 140M 2, 140M 3, 140M 3 AWD, 143H |
|---|---|
| Dimensions | 9.06x9.06x0.39 |
-
Fabulous customer service!
We accidentally ordered twice the same item and Misty caught it and contacted us immediately to clarify. Fabulous service!!! Highly recommend! -
Great affordable option for aftermarket parts
Found Propel Parts while looking for parts to repair a D6C dozer that has been sitting for 20 years. Great parts, great prices, fast shipping and excellent customer service. -
Great prices prompt courteous customer service and fast shipping.
-
Quick Response. Very much appreciated.
-
La mejor experiencia y calidad
Frequently Asked Questions
What is the 6I8912 friction disc used for?
The 6I8912 friction disc is a clutch or transmission component used in Caterpillar equipment to transmit torque between rotating elements through controlled friction. For related Caterpillar engine components, visit our engine category.
What are the signs of a worn friction disc?
Replace the disc when you observe:
- Slipping during direction changes or gear shifts
- Burning smell or excessive heat from the affected assembly
- Shuddering during engagement
- Metal flakes in the hydraulic fluid or transmission oil during filter change
- Machine losing torque or power under load
Is the 6I8912 compatible with my machine?
Friction disc compatibility depends on OD, ID, thickness, and spline count. For related hardware, see our heavy equipment hardware parts. Always verify using your machine's service documentation.
How do I install this friction disc correctly?
Before installation, soak the friction disc in the specified transmission or hydraulic oil for at least 30 minutes to pre-saturate the friction material. Stack the disc with the correct alternating arrangement of friction and steel reaction plates as specified in your service manual.
Should I replace friction discs as a set?
Yes ??? always replace the complete disc pack together. Mixing new friction discs with worn steel plates creates uneven engagement and rapid re-wear of the new material.
Is this a quality aftermarket friction disc?
Yes ??? the 6I8912 is a premium aftermarket friction disc manufactured to meet or exceed OEM specifications for friction material composition, dimensional tolerances, and thermal capacity.
What warranty does Propel Parts offer on this part?
Propel Parts covers the 6I8912 friction disc with a 12-month warranty from the invoice date. Same-day shipping is available for weekday orders placed before 3:00 PM ET, and worldwide shipping is available.
This 6I8912 Friction Disc is compatible with the following models:
120H, 120H ES, 120H NA, 120K, 120K 2, 120M, 120M 2, 12H, 12H ES, 12H NA, 12K, 12M, 12M 2, 12M 3, 12M 3 AWD, 135H, 135H NA, 140H, 140H ES, 140H NA, 140K, 140K 2, 140M, 140M 2, 140M 3, 140M 3 AWD, 143H & more...

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®
The right part — or we'll make it right.
Order Normally
Know your part number? Simply place your order.
Not Sure?
Place your order, then send us your serial number before it ships.
We'll verify fit.We Make It Right
Wrong part? We'll make it right.Fast. At our expense.
Worldwide Shipping






