The Types segment classifies Bicycle Brake Accessories by functional architecture, a core element of market taxonomy that drives procurement and engineering decisions. Rim‑brake kits—including brake shoes, pads, and calipers—remain dominant in entry‑level and road‑bike applications, contributing roughly 30 % of total accessory revenue due to their low cost and established supply chains. Mechanical disc‑brake sets—comprising lever, cable, and rotor assemblies—capture about 25 % of the market, favored by hybrid and mid‑range mountain bikes where hydraulic complexity is undesirable. Hydraulic disc‑brake systems—featuring fluid‑filled levers, master cylinders, and high‑performance rotors—represent the most rapidly expanding category, now accounting for approximately 35 % of sales, propelled by performance‑oriented mountain and e‑bike segments. The residual 10 % consists of electronic and regenerative brake modules, niche products that integrate sensor feedback and energy‑recovery functions for premium e‑bikes. Each type’s share reflects distinct cost structures, performance criteria, and regulatory influences, collectively shaping the overall market size and informing strategic positioning within the Bicycle Brake Accessories segmentation landscape.