SCHAFFEN GG Two-Piece Alloy Rotor | Code GG9902 | Brembo Caliper: F40 | 345x28mm

SCHAFFEN GG copper-alloy two-piece rotors with heat treatment, built for track-capable performance. Recommended with 7075 hard-anodized hat + floating hardware.

Technology: HOOK serrated design across the GG lineup.

• Rotor Code: GG9902
• Caliper Fitment: Brembo F40
• Surface: Drilled / Dragon Pattern
• Anti-rust: Zinc
• Diameter × Thickness: 345 × 28 mm
• Friction Face: 54
• Ribs: Curved 48
• M-PCD (Center Distance): 223
• Mount Holes: 10
• Center Bore: 207.2
• Inner / Large Bore: 237
• Mount Hole Diameter: 8.1
• Vane: 15
• Step: 1.2
• Drawing No.: Z20078

Warranty notes (summary): runout coverage within 1000 km / 1 month with dial indicator video. Surface heat-checking with race pads can be normal. Deep cracks near hat bolts require inspection.

Pricing assumption: listed as a set (pair) unless you specify otherwise.