Wilwood Superlite 4/6 BP20 Brake Pads, 0.80-Inch Thickness

The 0.80-inch pad thickness identifies this BP20 set for the listed Superlite four- and six-piston calipers. It covers the specified billet, forged, lug-mount, radial and internal variants using this plate, with the installed caliper's permitted pad dimension controlling fit. Wilwood Engineering designs and manufactures disc brake systems in a product range serving motorsport, street-performance and specialized applications. Founded by Bill Wood in 1977 and based in Camarillo, California, Wilwood offers brake rotors, calipers, valves, master cylinders, brake lines and fittings; component choice depends on the complete braking arrangement.

Technical Details

• Manufacturer part number: 150-20-7420K
• Bedding status: not pre-bedded; follow Wilwood bedding procedure
• Pad profile: 7420
• Friction compound: BP20
• Package quantity: 4 pads
• Pad thickness: .80 inch
• Published pad area: 8.2 square inches
• Published pad volume: 4.9 cubic inches
• Rotor compatibility: Steel, Stainless Steel, Iron

For cars combining road mileage with track-oriented use, BP20 offers smooth engagement and medium friction. Wilwood includes autocross, drag racing and medium-braking pavement or dirt categories in its recommendations. The iron, steel or stainless-steel rotor must suit the system, and higher temperatures bring increased friction and medium wear.

Fitment & Compatibility

Wilwood’s compatible-caliper list names Billet Superlite 4 Lug Mount, Billet Superlite 4 Lug Mount-ST, Billet Superlite 4R Radial Mount, Billet Superlite 4R Radial Mount-ST, Billet Superlite 6, Billet Superlite 6 -W5 Radial Mount, Billet Superlite 6 Radial Mount, Billet Superlite 6 ST, Billet Superlite 6 ST Radial Mount, Billet Superlite 6 ST-W5, Billet Superlite 6 ST-W5 Radial Mount, Billet Superlite 6-W5, Forged Superlite, Forged Superlite 4 Radial Mount, Forged Superlite 4 Radial MT-Quick-Silver, Forged Superlite 6 Radial Mount, Forged Superlite Internal, Forged Superlite Internal 4, Forged Superlite Internal 4 ST, Forged Superlite ST. The caliper manufacturer’s pad specification is the starting point for fitment. Verify plate geometry, retention and the necessary thickness, then confirm the brake system’s rotor material and intended service.

Reference: Wilwood product specifications and compound guidance. Manufacturer profile illustration.

Need to resolve a pad-shape or compound question? PMB Performance draws on more than 20 years of experience; provide the brake assembly details so we can help assess the correct match.

WARNING: This product can expose you to chemicals including Arsenic, Cadmium, Chromium (Hexavalent compounds), Lead, Nickel, Cobalt and Antimony Trioxide which are known to the State of California to cause cancer or other reproductive harm. For more information go to www.p65warnings.ca.gov.