The 2488 Pagid Racing Brake Pad is used on the front of the 997 Porsche RSR. Very popular in club racing and track days. GT cars, Touring cars and prototype endurance racing. Due to excellent modulation characteristics also often used in sprint races. RSL 29 features very good modulation and release characteristics. It is a low metallic resin bonded material containing steel and aramid fibers. The friction level of the material maintains constant at a low-medium level. Another advantage is the easy bedding in behavior. Vehicles Make Model Build (Year) Front Rear Alpine A110 Cup & GT4 17 - X Aston Martin Vantage V12 GT3 [race car] sprint 15 - 17 X Ave-Riley AR2 LMP3 [race car] 17 - X X Ginetta LMP3 [race car] 15 - X X Lamborghini Gallardo GT3 [race car] 14 - 15 X Porsche 997 GT3 RSR 07 - 12 X Calipers Make Type Alcon CAR9549 D52 Brembo 07.7293. 6 piston [type 164 or B24 family]