FMF Racing
FMF Racing 26+ Yamaha YZ450F Factory Alum. 4.1 RCT w/ Carbon Cap - Complete System w/ MB Header
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FMF Racing 26+ Yamaha YZ450F Factory Alum. 4.1 RCT w/ Carbon Cap - Complete System w/ MB Header
FMF Racing

FMF Racing 26+ Yamaha YZ450F Factory Alum. 4.1 RCT w/ Carbon Cap - Complete System w/ MB Header

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SKU: FMF044483

The Factory 4.1 RCT incorporates the latest in FMF Resonance ...Read more

Price:
$967.99 $1,074.99
9670 ENTRIES10X
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

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Product Details

Product Description
Part Numbers
Sizing & Fit
The Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber Technology™ both internally and externally. In addition, we achieve a shorter overall length that is less susceptible to crash damage and complementary to our Factory Forward Engineering - moving the muffler closer to the motor to centralize mass. The Factory 4.1 RCT is constructed from only aerospace grade materials that meet our exacting specifications and is manufactured 100% at our Southern California factory.
The Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber Technology™ both internally and externally. In addition, we achieve a shorter overall length that is less susceptible to crash damage and complementary to our Factory Forward Engineering - moving the muffler closer to the motor to centralize mass. The Factory 4.1 RCT is constructed from only aerospace grade materials that meet our exacting specifications and is manufactured 100% at our Southern California factory.

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