Quiet, confident rear braking starts with the right BOSCH brake pad, and the Bosch QuietCast Disc Brake Pad Set BC2305 is built for the rear axle of a wide range of late-model Lexus and Toyota vehicles. It's a direct-fit replacement for applications including the 2020-2025 Toyota Highlander and the 2021-2025 Toyota Sienna — see the Buyer's Guide tab for the full list of covered models and years.
This set covers the rear axle. For even, balanced braking, it's best practice to service the pads on both sides as a matched set.
This part cross-references / interchanges with the following part numbers:
Is this a front or rear brake pad set?
It is a rear brake pad set for the listed applications.
Is this the right brake pad set for a 2021-2025 Toyota Sienna?
Yes. It's a direct-fit rear pad set for the 2021-2025 Toyota Sienna and the 2020-2025 Toyota Highlander, among many Lexus and Toyota models. Check the Buyer's Guide tab for the full list.
Does this set include hardware or lubricant?
It features PTFE and rubber-coated hardware to reduce vibration and noise, and synthetic lubricant is included in all applications to reduce resistance on the sliding contact points.
Is the copper-free formula legally compliant?
Yes. It uses Bosch's patented copper-free friction formula that is compliant with 2025 Copper Free legislation.
Should I replace both sides at once?
For even, balanced braking it's best practice to replace the pads on both sides of the axle together as a matched set.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
