Brembo Disc Brake Upgrade Kit
Brembo 1BD.8027A1 GT Series Big Brake Kit 4-Piston Black Calipers 355mm 2-Piece Rotors
Brembo 1BD.8016A3 GT Series 4-Piston Big Brake Kit 355x32mm Silver Calipers
Brembo 1JD.9030A2 GT Series Front Big Brake Kit 380mm 6-Piston 2-Piece Drilled Rotors
Brembo 1JD.9021A1 GT Series Big Brake Kit 6-Piston 380x34mm Black Caliper
Brembo 1JD.9020A3 GT Series Front Big Brake Kit 380mm 6-Piston Silver Caliper
Brembo 1JD.9025A2 GT Series Front Big Brake Kit - 6-Piston Calipers with 380mm Cross-Drilled Rotors
Brembo 1JD.9018A1 GT Series Big Brake Kit 380x34mm 6-Piston Black Caliper
Brembo Disc Brake Upgrade Kits: Motorsport Engineering for the Street and Track
When enthusiasts talk about upgrading their braking system, Brembo is almost always the first name that comes up — and for good reason. As a brand whose DNA is rooted in Formula 1 and MotoGP competition, Brembo brings that same engineering philosophy to its lineup of disc brake upgrade kits. These aren't generic bolt-on parts: each system is purpose-built to transform a vehicle's corner-braking capability while integrating seamlessly with factory ABS and traction control systems.
A Tiered System Built Around Your Driving Style
Brembo structures its brake upgrade range across three performance tiers. The entry point is the Sport system, featuring cross-drilled or slotted discs as direct OEM replacements. The next step up is the Gran Turismo (GT) system, which upgrades the entire corner brake assembly. From there, the PISTA and Racing systems target dedicated track use. This tiered architecture means there is a Brembo disc brake upgrade kit for a daily driver, a weekend canyon carver, and a full-blown track-day weapon alike.
Inside the Gran Turismo (GT) Upgrade Kit
The GT line is the core of Brembo's upgrade kit catalog and the most versatile choice for street-to-track driving. The systems use aluminum calipers with increasing performance specifications combined with oversized brake discs with the same level of dedicated characteristics. Depending on the system and performance level required, calipers can be two-part, monoblock, or even monoblock machined from solid billet metal. The oversized brake discs can be one-piece or composite, drilled or slotted.
A complete GT kit is truly box-ready. Brembo offers a comprehensive collection of brake kits, each of which comes with 2-piece, lightweight, vented, cross-drilled or slotted discs and lightweight aluminum, fixed multi-piston calipers, friction pads, braided steel hoses, and all the necessary mounting hardware. Each brake system upgrade is designed vehicle-specific to fully integrate with the OE master cylinder, ABS, and traction control systems.
GT-S, GT-M, and GT-R: Where Racing Begins
For drivers demanding even more, Brembo's upper GT sub-lines escalate the technology significantly. The GT-S calipers, derived from Brembo's racing M6 and M4 units, are ideal for club racing enthusiasts and weekend track-day drivers looking to improve braking efficiency. The hard-anodized body features racing-style radiators and recessed dust seals for the best combination of performance and longevity on track. The GT-R sits at the top of the range, with a monoblock caliper body machined from solid billet metal and a nickel finish borrowed directly from Formula 1 and NASCAR racing calipers.
GT-R braking systems include 2-piece floating discs that reduce unsprung weight and dissipate heat quickly, with anti-noise hardware that is the direct result of Brembo's experience designing brakes for Formula 1 competition. GT-M systems push even further, offering billet-monoblock calipers and slotted discs in diameters up to 405 mm alongside special high-performance pads.
What Makes Brembo Upgrade Kits Different
Brembo's vast experience producing systems for major car manufacturers, combined with complete control of the production process, allows it to provide a wide and reliable range of parts covering more than 96% of vehicles on the road today. This means precise fitment isn't left to chance. The rigidness of the calipers, coupled with the braided steel hoses, stabilizes brake pressure — making it possible to modulate pedal pressure more precisely with enhanced pedal feel. Systems designed for high thermal resistance and precise brake modulation use lightweight 2-piece discs that increase thermal capacity to dramatically reduce brake fade, and are available in cross-drilled or slotted designs.
Backing up that engineering confidence, Brembo supports its GT kits with a two-year warranty against manufacturing defects, with original purchasers able to make claims within 60 days of discovery and up to two years from the purchase date.
Shop Brembo Disc Brake Upgrade Kits
Whether you're stepping up from a stock system for the first time or looking for a track-day solution that won't compromise daily drivability, Brembo's disc brake upgrade kits offer a clearly defined path from the street to the circuit. Explore the full Brembo brand catalog to find the right kit, calipers, rotors, and supporting components for your build.