SCHAFFEN GG Two-Piece Alloy Rotor | Code GG9303 | Alcon Caliper: RC4 | 355x28mm

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: GG9303
• Caliper Fitment: Alcon RC4
• Surface: 8 Straight / Water Pattern / AP12
• Diameter × Thickness: 355 × 28 mm
• Friction Face: 60.5
• Ribs: Curved 48
• M-PCD (Center Distance): 212
• Mount Holes: 12
• Center Bore: 195.65
• Inner / Large Bore: 234
• Mount Hole Diameter: 6.4
• Vane: 14
• Step: 0
• OE Reference: DIV2175X793_355x28 (PCD212)

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.