Wilwood Forged Superlite 4R Caliper with 1.88/1.75 Inch Pistons for 1.25 Inch Disc – Part Number 120-13227

Description

The Wilwood Forged Superlite 4R caliper is a high-performance choice for asphalt short track, late model, modified, and open wheel racing applications. Designed for durability and precision, this caliper excels in demanding racing environments and also finds versatility in road-race, rally, and sport driving scenarios. The latest FSL4R model introduces an innovative internal fluid port design that eliminates external cross-over tubes, streamlining installation and maintenance. This redesign enhances the caliper’s structural integrity while simplifying fluid routing for reliable brake performance.
Featuring symmetrical piston bore models, the Wilwood Superlite 4R can be mounted either right or left in a leading or trailing position, thanks to the new transfer tube replaced by two additional bleed screw assemblies. This flexibility allows racers to customize their setup based on specific track conditions and driving preferences. Differential bore models remain orientation-specific but do not require leading or trailing configurations, offering further adaptability. The caliper’s forged construction ensures strength and lightweight performance, critical for competitive racing where every ounce counts.
With a compact footprint and robust construction, this caliper provides consistent braking power, heat resistance, and ease of installation. Its design supports a wide range of braking systems and is suitable for teams aiming for optimal performance in racing or high-performance street use. The Wilwood Superlite 4R caliper is engineered to deliver superior stopping power, enhanced pedal feel, and long-term durability under intense racing conditions. Whether upgrading existing brake systems or building a custom setup, this caliper offers a reliable and high-quality solution that meets the rigorous demands of motorsports and high-performance driving.

Features:

• Internal fluid ports eliminate external cross-over tubes for streamlined design

• Symmetrical piston bore configuration allows flexible mounting positions

• Replaces transfer tube with two bleed screw assemblies for ease of maintenance

• Forged aluminum construction ensures strength and lightweight performance

• Compatible with a variety of racing and sport driving applications