Wilwood
Wilwood Caliper-Narrow Superlite 4R - Black 1.25/1.25in Pistons 1.10in Disc
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Wilwood Caliper-Narrow Superlite 4R - Black 1.25/1.25in Pistons 1.10in Disc
Wilwood

Wilwood Caliper-Narrow Superlite 4R - Black 1.25/1.25in Pistons 1.10in Disc

Save 7%
SKU: WIL120-11783-BK

The Forged Narrow Superlite 4R (FNSL4R) is our newest version ...Read more

Price:
$394.41 $425.96
3940 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 Forged Narrow Superlite 4R (FNSL4R) is our newest version for the venerable Superlite caliper series adds the versatility and convenience of radial mounting to this widely popular caliper group. Radial mounting simplifies adaptation and provides two planes of adjustment for accurate alignment over the disc. These calipers integrate "Big Brake" style with Wilwood's latest technology to generate big stopping power in extreme environments over a broad range of vehicle applications.
The Forged Narrow Superlite 4R (FNSL4R) is our newest version for the venerable Superlite caliper series adds the versatility and convenience of radial mounting to this widely popular caliper group. Radial mounting simplifies adaptation and provides two planes of adjustment for accurate alignment over the disc. These calipers integrate "Big Brake" style with Wilwood's latest technology to generate big stopping power in extreme environments over a broad range of vehicle applications.

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