: a brake that operates by the action of a frictional material pressed against the sides of a rotating disc by a caliper compare drum brake
Illustration of disc brake
1 caliper
2 disc
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Hydraulic disc brakes scrub off speed, and riders can lock out the front suspension on both bikes if so desired.—William Roberson, Forbes.com, 8 June 2026 Hydraulic disc brakes, dependable battery performance, and comfortable ergonomics create a riding experience that feels approachable for both new and experienced riders.—New Atlas, 4 June 2026 Today’s buyers value old muscle and ’50s cars with new tech, like fuel injection, four-wheel disc brakes and improved suspensions for better handling, Soneff said.—Matthew Geiger, Denver Post, 10 May 2026 Nevertheless, an electric overdrive switch in the 1950s was advanced, and the Austin Healey 100S — a high-performance variant — was one of the first production vehicles to feature four-wheel disc brakes in 1955.—Jesus R. Garcia, Houston Chronicle, 5 Apr. 2026 See All Example Sentences for disc brake