Wilwood Rear ProMatrix Pads for Allure/LaCrosse (2005–2009), Grand Prix (2004–2008) and Impala (2011–2013)

The D999 rear set supplies ProMatrix friction for the specified GM sedan brake packages. Its nominal 0.55-inch thickness accompanies application distinctions that include V6 engines, ABS equipment and exceptions for certain Super models. Wilwood Engineering, founded in 1977 by Bill Wood, designs and manufactures disc brake systems and components in its role as a Camarillo, California-based brake specialist. Its range serves motorsport, street-performance and specialized applications through calipers, brake rotors, master cylinders, valves, fittings and brake lines. Selection of each part must match the complete brake system's requirements.

Technical Details

• Manufacturer part number: 150-D0999K
• Pad type: ProMatrix replacement brake pad set
• Pad profile: D999
• Quantity: 4 pads
• Position: Rear
• Nominal thickness (Wilwood specification): .55 inch
• Compatible rotor material: Steel, Iron
• Compound application: Street, autocross and track-day applications
• Friction characteristics: Medium friction; engagement builds with temperature, with a medium wear rate at high temperatures.
• Factory bedded: No
• Published weight: 2.100 lb
• Wilwood dust rating: Low to Moderate
• Wilwood noise rating: Low
• Drawing thickness, inner / outer: .550 / .550 inch

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.

Fitment & Compatibility

Follow the exact year and trim row, particularly where Super is excluded or JL9 ABS is specified. The Impala range is 2011–2013 here and must not be inferred from the earlier Buick or Grand Prix dates.

Application coverage, subject to the brake and equipment qualifications below: Buick Allure (2005–2009); Buick Lacrosse (2005–2009); Pontiac Grand Prix (2004–2008); Chevrolet Impala (2011–2013).

Use the fitment table below to confirm the exact year, model, trim and brake configuration. Compare the pad outline and installed caliper where a vehicle has been modified.

Wilwood pad specifications and compatible-caliper reference · Wilwood LeafMark brake-pad technical reference

PMB Performance has more than 20 years of experience helping customers identify the correct brake components. For a modified system, provide the caliper model and pad measurements alongside the vehicle details.

Vehicle Applications