Wilwood FNSL6R Left Caliper for 1.25-Inch-Wide Rotors, Anodized / Differential Bore

SKU: 120-11779

$430.93 Sale
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Fitment questions?

Call (855) 786-7101 or text (801) 304-3141. We check fitment by VIN.

Product details

This left-hand FNSL6R pairs a nominal 1.25-inch rotor-width channel with six differential stainless pistons. The Type III anodized body accepts 7416 pads and uses the 1.62/1.12/1.12-inch bore combination. Founded in 1977 by Bill Wood, Camarillo, California-based Wilwood Engineering designs and manufactures disc braking systems. Its motorsport, street-performance and specialized range covers calipers, brake rotors, master cylinders, valves, fittings and brake lines, selected as parts of a complete system.

Technical Details

  • Manufacturer part number: 120-11779. Component: Forged Narrow Superlite 6 Radial Mount caliper.
  • Supply: one brake caliper, not a complete axle brake kit. Match the mating rotor, pads, bracket and connection hardware to the installation.
  • Type III anodize finish on a forged aluminum caliper body.
  • Caliper weight: approximately 5.0 lb.
  • The rotor channel is specified for 1.25-inch nominal width. Rotor outside diameter: 11.75 to 14.00 inches. Specified rotor-width limits: 1.19–1.25 inch.
  • Hydraulic inlet thread: 1/8-27 NPT. Use a fitting with the correct thread and sealing seat.
  • Piston dust boots: not fitted.
  • 5.98-inch radial mounting pattern, left hand; mounting height 1.45 inches and hole size 0.39 inch.
  • Brake pad profile 7416; select friction material for the actual operating conditions.
  • 6 stainless steel pistons with 1.62/1.12/1.12-inch bore groups. The specified effective area is 4.04 sq in.

Fitment & Compatibility

Preserve the left-hand orientation while matching the 5.98-inch radial bracket. Confirm the 4.04-square-inch effective area, wide-rotor offset and pad contact on the rotor.

PMB Performance has over 20 years of brake-component experience. Send the existing caliper identification, rotor measurements and bracket details for help matching this configuration.