Trw 17101009 Round brake discRef : TRW00466A / 17101009

TRW MST331 — Brake Disc

Designed for demanding riders, this TRW brake disc (manufacturer's ref. MST331) is intended for trails, roadsters, sports bikes, touring bikes, and enduro machines. It features a round treated steel disc that combines a machined braking surface and an internal hub made of titanium grey anodised aluminium for a neat appearance and structural integrity suited to road and occasional track use.

• Reference: MST331 (TRW)
• Outer Diameter: 276 mm
• Drilling Circle: 198.0 mm
• Inner Diameter: 174.0 mm
• Thickness: 5.0 mm
• Material: Steel (surface) with anodised aluminium hub
• Approval: ABE

The disc benefits from laser cutting machining and heat treatment to limit deformation and wear under heavy loads. Its design aims for a more uniform heat distribution and consistent contact with the pads — compatible with organic, sintered, or carbon-based pads. Sold individually: please order two discs for a dual disc installation.