-7%
Click to zoom in
Race-Only Compound Built For Aggressive Initial Bite
When a race weekend calls for immediate stopping power instead of a gradual warm-up, the Wilwood 150-40-7912K delivers. The BP-40 compound pairs an aggressive initial response with a low wear rate under sustained heat, purpose-built for Powerlite radial mount calipers in road course, oval, dirt, and off-road racing.
Key Features
- BP-40 high-friction racing compound on the 7912 pad plate
- Aggressive initial response with good low temperature bite
- Low wear rate during sustained high heat braking
- Predictable, linear response with excellent pedal modulation
- High heat fade resistance for extended racing sessions
- Racing use only, not intended for street driving
Specifications
| Detail | Value |
|---|---|
| MPN | 150-40-7912K |
| UPC | 889545120912 |
| Compound | BP-40 |
| Pad Plate | 7912 |
| Thickness | .49in |
| Pad Area | 5 sq in |
| Fits Calipers | Powerlite radial mount |
| Rotor Compatibility | Steel, stainless steel, iron, super alloy, titanium |
| Warranty | Manufacturer limited warranty against defects |
What's Included
- Set of 4 BP-40 compound brake pads (one axle set)
About Wilwood
Wilwood Engineering has manufactured performance brake components since 1977. The BP-40 compound is one of Wilwood's most aggressive racing pads, engineered for drivers who demand consistent stopping power lap after lap.
Related Parts on Our Site
- Wilwood Powerlite radial mount caliper kits
- Wilwood stainless steel brake line kits
- Wilwood brake fluid and bleeding accessories
FAQ
What is the 150-40-7912K?The Wilwood 150-40-7912K is a set of four BP-40 racing compound brake pads on the 7912 pad plate, built for Powerlite radial mount calipers.
Which calipers use this pad set?This pad set fits Wilwood Powerlite radial mount calipers using the 7912 pad shape.
Is the BP-40 compound suitable for street driving?No, BP-40 is a racing-only compound not intended for street use.
What kind of racing is the BP-40 compound designed for?BP-40 is suited for road course, oval pavement, dirt racing of all classes, and off-road racing.
How thick are these pads?Each pad in this set measures .49in in overall thickness on the 7912 pad plate.
What rotor materials work with BP-40 pads?BP-40 pads are compatible with steel, stainless steel, iron, super alloy, and titanium rotors.
How many pads are included in this set?This set includes 4 pads, enough for one axle.
Does the BP-40 compound fade under extended racing use?No, BP-40 offers high heat fade resistance with a low wear rate during sustained high heat braking.
Install Instructions
- Raise and support the vehicle, then remove the wheel
- Remove the Powerlite caliper from its mounting bracket without disconnecting the brake line
- Remove the pad retention hardware and slide out the old pads
- Compress the caliper pistons to make room for the new pad thickness
- Install the new BP-40 pads and reinstall the retaining hardware
- Reinstall the caliper onto the bracket and torque mounting bolts to spec
- Reinstall the wheel and pump the brake pedal to seat the new pads
- Bed in the new pads following Wilwood's recommended bedding procedure before hard use
Brake Pads
Brake pads and brake shoes for cars, trucks, SUVs, and performance builds are stocked at Black Ops Auto Works. Shop ceramic pads, semi-metallic pads, full metallic and racing compounds, low-dust street pads, big brake kit pads, OE-replacement pads, and drum brake shoes for HEMI, Hellcat, Trackhawk, Redeye, Demon, Scat Pack, RAM TRX, LS, LT, Coyote, EcoBoost, and import platforms. Every pad set is filterable by year, make, model, trim, and caliper type (OE floating caliper, Brembo fixed caliper, big brake kit caliper) so the correct compound and shape ships the first time. Black Ops Auto Works carries 4,351 brake pad and brake shoe SKUs across street, sport, and track compounds. What This Category Covers Brake pads are the most frequently replaced brake component and the single highest-value brake upgrade for most drivers. Swapping stock pads for a quality ceramic or semi-metallic compound produces an immediate improvement in stopping distance, pedal feel, and fade resistance wit...
View Brake Pads Products
Brake Pads - Racing
Racing brake pads for track cars, wheel-to-wheel racers, time-attack builds, and HPDE-committed drivers are stocked at Black Ops Auto Works. Shop sprint-race compounds, endurance-race compounds, wet-weather compounds, HPDE and track-day compounds, and pro-series pads from Hawk Performance, EBC Racing, PFC, Ferodo Racing, Endless, Carbotech, Wilwood, Pagid Racing, Alcon, Rotora, DBA, and StopTech Racing. Every product is filterable by year, make, model, race series, caliper family, and pad compound so the correct pad ships the first time. Black Ops Auto Works carries 792 racing brake pad SKUs across sprint, endurance, wet-weather, HPDE, and pro-series compounds. What This Collection Covers Racing brake pads are the top tier of the pad hierarchy above OE-comfort and street-performance compounds. They are engineered for maximum friction and fade resistance at 900 degree-plus rotor temperatures at the expense of cold bite, quietness, pad life, and rotor friendliness. This collection...
View Brake Pads - Racing Products
Brakes
Brake parts and complete brake kits for cars, trucks, SUVs, Jeeps, and track builds are stocked at Black Ops Auto Works. Shop brake pads, brake rotors, big brake kits, brake calipers, caliper covers, stainless steel brake lines, brake master cylinders, brake hardware, brake drums, brake shoes, hand brakes, and brake adapters for HEMI, Hellcat, Trackhawk, TRX, LS, LT, Coyote, and EcoBoost platforms. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 14,180 brake SKUs across pads, rotors, big brake kits, calipers, and hydraulic categories. What This Category Covers Brakes are the highest-priority safety upgrade on any modified vehicle. Any horsepower, tire, or suspension change increases the demand placed on the braking system, and a correctly matched pad, rotor, line, and fluid package produces measurable improvements in stopping distance, pedal feel, and heat capacity. This collect...
View Brakes Products
Wilwood
Wilwood high-performance brake parts are stocked at Black Ops Auto Works for import sport-compacts, European sedans, domestic muscle cars, and late-model trucks and SUVs. Shop forged brake kits, brake pad compounds, stainless flexline hose kits, and master cylinder components for platforms like the Honda S2000 and Accord, Audi A4 and A3, VW R32, BMW 3 Series and M3, Toyota Tacoma and Sequoia, and classic Chevrolet Camaro, Nova, and Chevelle. Every Wilwood part here is filterable by year, make, model, and application, from bolt-on flexline upgrades to complete forged caliper kits for classic muscle car builds. Black Ops Auto Works carries 1022 Wilwood SKUs across brake kit, pad compound, and hose categories. What This Brand Covers Wilwood has built high-performance disc brake systems since 1977 and holds ISO 9000 quality certification across its manufacturing. The brand covers motorsports applications as well as agricultural, industrial, utility, snowmobile, quad, motorcycle, and...
View Wilwood Products