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AP Racing Radi-CAL CP9669 Front Brake Kit for Porsche 992 GT3: 6-piston CP9669 Radi-CAL calipers with 394 mm two-piece discs. Ships nationwide with expert fitment support from Diamond Parts.
Send us your VIN and we’ll confirm fitment before you buy.
Buy AP Racing Radi-CAL CP9669 Front Brake Kit for Porsche 992 GT3 and give your Porsche 911 GT3 (992) the stopping power it deserves. The 992 GT3 is built for the track, and long, hot sessions are exactly where factory brakes start to fade. This AP Racing by Essex Radi-CAL CP9669 front kit uses 6-piston CP9669 Radi-CAL calipers with 394 mm two-piece discs, for strong, repeatable braking on fast roads and at the track.
We stock performance brake systems from leading brands such as Endless, AP Racing, Alcon and StopTech. Compare more big brake kits, see our complete brakes collection or shop Porsche parts, and read our shipping policy for delivery times.
Here is what you get when you buy AP Racing Radi-CAL CP9669 Front Brake Kit for Porsche 992 GT3:
| Product | AP Racing Radi-CAL CP9669 Front Brake Kit for Porsche 992 GT3 |
|---|---|
| Brand | AP Racing by Essex |
| Product line | Radi-CAL CP9669 |
| Position | Front axle |
| Vehicle fitment | Porsche 911 GT3 (992) |
| Caliper | AP Racing CP9669 Radi-CAL (Pro5000R), Porsche version of the CP9668 |
| Pistons | 6 stainless steel, domed and ventilated (27 mm, 31.8 mm and 38.1 mm pairs) |
| Pad thickness | 25 mm endurance pads (also accepts 18 mm); pads sold separately |
| Finish | ENP (electroless nickel plated) |
| Discs | 394 mm two-piece floating J-Hook discs with billet aluminium hats |
| Brake lines | Spiegler stainless steel |
| Kit includes | Pair of calipers, pair of discs with hats and hardware, caliper brackets, brake lines, instructions |
| SKU | F9AF6365 |
When you buy AP Racing Radi-CAL CP9669 Front Brake Kit for Porsche 992 GT3 from Diamond Parts, the kit comes with vehicle-specific mounting brackets, so installation is a bolt-on job for an experienced mechanic or a well-equipped home garage. Bleed the system with fresh, high-temperature brake fluid, torque all caliper and bracket bolts to specification, and make sure the brake lines are routed clear of the suspension and wheels at full steering lock. Before the first drive, spin each wheel by hand to confirm there is no contact between the caliper and the inside of the rim.
After you buy AP Racing Radi-CAL CP9669 Front Brake Kit for Porsche 992 GT3 and fit it, the new pads and rotors need a proper bed-in to perform at their best. Start with a series of moderate stops from around 40 mph down to 10 mph, then follow with several firmer stops from higher speeds, avoiding coming to a complete stop while the brakes are hot. Finish with a gentle drive to let everything cool. This lays an even layer of pad material onto the rotor faces for smooth, quiet and consistent braking.
Before you buy AP Racing Radi-CAL CP9669 Front Brake Kit for Porsche 992 GT3, think about how you drive. Street-focused compounds give quiet operation, low dust and good cold bite for daily driving, while track compounds hold up to much higher temperatures without fading. If your car sees both commutes and occasional track days, a dual-purpose pad is often the best compromise. Our team can recommend a compound based on how you drive, your tyres and your power level, so you get the most from your purchase when you buy AP Racing Radi-CAL CP9669 Front Brake Kit for Porsche 992 GT3.
When you buy AP Racing Radi-CAL CP9669 Front Brake Kit for Porsche 992 GT3, plan a simple maintenance routine. Check pad thickness and rotor condition regularly, especially after track use. Replace brake fluid at least once a year, or before every track season, because fluid absorbs moisture and its boiling point drops over time. Clean the calipers with mild soap and water rather than harsh wheel cleaners to protect the finish.
To learn more about the engineering behind these components, visit the official AP Racing website.
This kit is listed for the Porsche 911 GT3 (992). Big brake kits must clear your wheels, so please check your wheel size and design before ordering. Not sure? Contact our team with your VIN and wheel details and we will confirm fitment for you.
Upgrade with confidence: Buy AP Racing Radi-CAL CP9669 Front Brake Kit for Porsche 992 GT3 today, or call our parts team on (303) 418-3426 for advice.
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