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StopTech News
No need to panic about StopTech! We currently have a large inventory of StopTech replacement parts in stock and ready to ship. Even with uncertainty around the brand, SOS Performance is fully stocked to keep your brake kits performing like it should. Feel free to give us a call if you have any questions.

Limited Time Sale on all 4 Piston Rear Big Brake Kits! Use code "REARBBK" for 20% off select kits.

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Two-Piece Replacement Rotor Rings

Regular price
$399.99
Regular price
Sale price
$399.99 Save $-399.99 (%)
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Two-Piece Replacement Rotor Rings

Restore the performance of your StopTech big brake kit with genuine Two-Piece Replacement Rotor Rings. Designed as direct replacements for worn rotor rings, these high-quality discs allow you to maintain peak braking performance without replacing the entire two-piece rotor assembly.

Key Features

  • Each ring comes with a set of hardware
  • Designed for Two-piece rotor assemblies
  • Internal vane technology for superior cooling
  • High-carbon metallurgy for strength and durability
  • Ideal for performance street and track applications

Rotor Options

  • 338x32mm Slotted – 30.J55.1111 / 30.J55.1112
  • 345x28mm Slotted – 31.626.1101.99 / 31.626.1102.99
  • 355x32mm Slotted (Right Only) – 31.737.1102.99
  • 355x32mm Slotted – APP.737.1101L / APP.737.1101R
  • 355x35mm Drilled (Left Only) – 31.747.1201.99
  • 355x35mm Slotted Race (Left Only) – 31.747.1101.87
  • 380x32mm Slotted – 31.836.1101.99 / 31.836.1102.99
  • 380x35mm Slotted (Left Only) – 31.846.1101.87
  • 380x35mm Slotted Race – 31.846.1101.87 / 31.846.1102.87
  • 380x35mm Slotted Zinc Coated – 31.846.1106.99 x2