SKU: CM-140-FFL
Clutch Masters CM-140-FFL Flywheel Friction Lock
The Clutch Masters CM-140-FFL Flywheel Friction Lock installs between the flywheel and crankshaft on compatible BMW vehicles. It uses a nickel-coated steel substrate with embedded diamond particles from 3M to bite into both surfaces and prevent loosening. This setup handles up to 5 times higher shear forces and transmits up to 5 times higher torque than standard setups without other changes.
Key Features
- Diamond Grip Technology: Partially embedded diamond particles bite into flywheel and crank surfaces for secure hold
- Thin Profile: Installed thickness of 0.006 to 0.009 inches maintains original assembly spacing
- Reusable Design: Easy to install and can be reused after disassembly
- Crank Protection: Adds hard steel layer to reduce risk of flywheel fretting damage to the crankshaft
- High Torque Capacity: Proven to manage 5 times the shear force and torque of conventional systems
- 3M Engineered: Developed with global engineering partner 3M for flywheel specific applications
Specifications
| Detail | Value |
|---|---|
| Brand | Clutch Masters |
| Type | Flywheel Friction Lock |
| Compatibility | Multiple BMW models including 530i, M3, 535i, X5, Z3 and others from 1975-2016 |
| Thickness | 0.006 inch to 0.009 inch |
| Country of Origin | United States |
| Warranty | Manufacturer limited warranty |
Whats Included
- One Flywheel Friction Lock shim
- Installation instructions
Product Notes
- Fits listed BMW applications with manual transmissions and high power builds
- Provides added security against flywheel movement under extreme loads
- No other modifications required for installation
This Part Fits
| Year Range | Make | Model | Notes |
|---|---|---|---|
| 1975-2016 | BMW | 530i, M3, 535i, X5, Z3, 335i and more | See full fitment list for exact applications |
Why Choose Clutch Masters?
- Partners with 3M for proven friction solutions
- Protects expensive crankshaft components from damage
- Simple bolt-in addition for high power BMW builds
- Cost effective compared to crank repair after failure
Frequently Asked Questions
- Q: What vehicles does this fit?
- A: It fits numerous BMW models from 1975 to 2016 including 530i, M3, 535i series, X5 and Z3 variants
- Q: How thick is the lock when installed?
- A: It measures between 0.006 and 0.009 inches so spacing stays nearly the same
- Q: Can it be reused?
- A: Yes the FFL can be removed and reinstalled after disassembly
Shipping and Handling
- Method: UPS Ground
- Availability: In stock and ships same or next business day
- Packaging: Small flat package in protective mailer
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