ACDelco Gold (Professional) Organic Disc Brake Pads are a high quality alternative to Original Equipment (OE) parts. These brake pads are formulated with organic fibers that help to reinforce and improve the strength of the brake pad/shoe. They are a high quality replacement for many vehicles on the road today. Noise-dampening shims are included where applicable. Also no curing is required. Independently tested using SAE J2784 standards. ACDelco Gold (Professional) Organic Brake Pads are ready to be installed right out of the box. ACDelco Gold (Professional) parts are manufactured to meet your expectations for fit, form, and function, making them a smart choice for General Motors vehicles, as well as most makes and models, including special applications. These high-quality parts are backed by General Motors. Some ACDelco Gold parts may have formerly appeared as ACDelco Professional. Product Features:Tested to SAE J2784 for braking effectiveness, along with Noise/Vibration/Harshness (NVH) and durability/wear testing for assurance of qualityCeramic, semi-metallic, and organic formulas provide safety and reliability for a range of vehicle applicationsIntegrally molded - friction material molded to backing plate for bond integrityPremium shims, slots, and chamfers help to diminish noise, vibration, and braking harshnessStamped backing plate allows for proper pad movement within the caliper assembly, reducing noise, brake pulsation, and helps to protect against premature wearSome ACDelco Gold parts may have formerly appeared as ACDelco ProfessionalPremium aftermarket replacement partManufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models