Trw 17101011 Round brake discRef : TRW00119A / 17101011

TRW MST357 — Street brake disc made of steel, designed for road and track use. ABE disc with finely machined track to limit vibrations and ensure consistent pad contact. The inner ring is made of anodised titanium grey aluminium, providing precise floating mounting and uniform heat dissipation when demands increase.

• Outer diameter: 320 mm
• Inner diameter: 181.0 mm
• Thickness: 5.0 mm
• Material: Hardened steel (HRC 35)
• Bolting pattern: 5 holes
• Sold: individually — order two discs for a dual disc application

The RAC disc is laser cut with thermal post-treatment to ensure precise geometry and low deformation over time. Its profile and track design limit premature wear and glazing of the pads, ensuring a stable pressure point, whether you are riding a trail/adventure, roadster, sports bike, or touring bike. Compatible with organic, sintered metal, or carbon-based pads — suitable for both road use and track sessions.

Note: A specific fitting kit may be required for certain motorcycles (see information "Fitting Kit BMW"). Common fitting examples: BMW K 1600 B (2024) and BMW S 1000 R (2024).