⚠️ Price is for 1 brake disc.
DBA 4000 Series T3 Slotted Brake Disc – DBA42830S
The DBA42830S from the legendary DBA 4000 Series is a high-performance one-piece slotted brake rotor engineered for demanding street driving, fast road use and occasional track applications.
Featuring DBA’s patented Kangaroo Paw ventilation system, T3 slot technology, XG150 high carbon alloyed iron and Thermal Stability Profiling, this rotor delivers significantly improved cooling efficiency, braking consistency and resistance to heat-related cracking or warping compared to standard OEM discs.
Designed specifically for modern VAG performance platforms using 340mm front brake systems, the DBA42830S is the ideal upgrade for enthusiasts looking for stronger and more reliable braking performance without sacrificing everyday drivability.
Key Features
- DBA 4000 Series performance brake rotor
- T3 slotted design for improved pad bite and gas evacuation
- Kangaroo Paw 144 pillar ventilation system
- XG150 high carbon alloyed iron construction
- Thermal Stability Profiling (TSP) technology
- Thermographic temperature monitoring markings
- Reduced brake fade under repeated hard braking
- Improved pedal feel and braking consistency
- Corrosion-resistant painted non-friction areas
- Suitable for fast road and light track use
Technical Specifications
- Part Number: DBA42830S
- Disc Diameter: 340mm
- Disc Thickness: 30mm
- Minimum Thickness: 28mm
- Height: 49.7mm
- PCD: 5x112
- Centre Bore: 65mm
- Ventilation: Kangaroo Paw
- Disc Type: T3 Slotted
- Stage: Stage 4
- Weight: 11.32kg
- ECE R90 Approved
Vehicle Compatibility
Compatible with selected VAG platform vehicles equipped with 340mm front brake systems, including:
Audi
- Audi S3 8V / 8Y
- Audi TTS 8S
- Audi TT 8S
- Audi A3 8Y
- Audi Q3 F3
Volkswagen
- Volkswagen Golf Mk7 GTI Performance / Clubsport / R
- Volkswagen Golf Mk8 GTI / R
- Volkswagen Arteon
- Volkswagen Passat B8
- Volkswagen Tiguan Mk2
- Volkswagen T-Roc R
CUPRA / SEAT
- CUPRA Leon
- CUPRA Formentor
- CUPRA Ateca
- CUPRA Terramar
- SEAT Leon Cupra
- SEAT Tarraco
Skoda
- Skoda Octavia vRS / RS
- Skoda Superb
- Skoda Kodiaq RS
Compatibility depends on brake system specification and PR codes. Please verify fitment before ordering.
Why Choose DBA 4000 Series?
DBA 4000 Series discs are trusted worldwide by enthusiasts and performance workshops thanks to their ability to handle aggressive driving conditions while remaining fully usable for everyday road use.
Compared to standard OEM discs, DBA rotors provide:
- Better cooling efficiency
- Improved resistance to cracking and warping
- More consistent pedal feel
- Improved high-speed braking stability
- Longer service life under heavy use
