Browse system: Brakes & wheel end

FRS/BRZ/86 · Buyer's guide

First-Generation FR-S/BRZ/86 Brake Master Cylinder and Booster Diagnosis

2013-2020 first-generation FR-S, BRZ and Toyota 86. Confirm badge, VIN, transmission/production details and installed brake system.

Current seller options

WHERE TO BUY

Open an exact listing, then confirm fitment, stock, price, and shipping with the seller before ordering.

Disclosure: Supersede may earn a commission from qualifying purchases made through marked seller links. Commission-eligible seller cards are identified below. This does not affect your price, our fitment research, or how sellers are selected.

Seller links checked . Prices and availability can change.

What you need to know

Safety-critical: distinguish external leak, internal master bypass, booster/vacuum assistance, hose/check-valve, air, caliper and ABS hydraulic faults. Confirm badge, VIN, transmission and production split before ordering.

OEM numbers

Checked Subaru master cylinder 26401CA030 -> 26401CA031. Checked booster 26402CA010 is a separate assembly. Vacuum hoses have production and transmission splits.

Supersession

26401CA030 -> 26401CA031 is the checked master-cylinder chain. The booster, reservoir, vacuum hoses and ABS hydraulic unit are separate service paths.

Fitment

Safety-critical: distinguish external leak, internal master bypass, booster/vacuum assistance, hose/check-valve, air, caliper and ABS hydraulic faults. Confirm badge, VIN, transmission and production split before ordering.

Aftermarket options

Genuine and vehicle-specific new master cylinders were checked. A master-cylinder listing does not include the booster unless explicitly stated.

Before you buy

Brakes are safety-critical. Diagnose the master cylinder, booster/vacuum supply, air, calipers and ABS hydraulics separately. Confirm transmission and production-specific vacuum plumbing; use a qualified professional when needed.

Research and fitment sources

Supersede reviewed 6 unique research sources for this guide. 2 also appear above as a seller or official action and are not repeated here; 4 additional citations follow.

Research last verified .

  1. Subaru Parts Deal — brake system master cylinder
  2. Carparts — 2013
  3. Bremboparts — pdf
  4. S3 amazonaws — 2013 SubaruBRZspecs
More for your vehicle family

Explore the same system, related repairs, or another guide for this vehicle family. Check each guide for its exact vehicle application.

FRS/BRZ/86

FR-S/BRZ/86 Brembo Upgrade Paths & WRX STI Caliper Trap

First-generation 2013-2020 FR-S/BRZ/86 brake-upgrade guidance; WRX STI OE-caliper crossover is rejected

View guide
FRS/BRZ/86

First-Generation FR-S/BRZ/86 Wheel-Speed Sensors, ABS Wiring and Reluctor Diagnosis

First-generation Scion FR-S 2013-2016, Subaru BRZ 2013-2020 and Toyota 86 2017-2020; four wheel-speed sensor positions are distinct

View guide
FRS/BRZ/86

First-Generation FR-S/BRZ/86 Factory Brake Service: Standard vs Brembo

US-market 2013-2020 first-generation Scion FR-S, Subaru BRZ and Toyota 86. Standard and factory-installed Brembo systems are separate branches. Factory Brembo coverage is limited to documented BRZ Performance Package/special-edition and Toyota TRD package applications; verify VIN/build sheet and installed hardware. Non-US small-brake branches, conversions and 2022-and-later cars are excluded.

View guide
FRS/BRZ/86

2013-2014 BRZ 6MT VDC Hydraulic Unit and ABS Module Identification

US/LHD 2013-2014 Subaru BRZ Base and Limited/High with factory standard brakes and 6-speed manual transmission only. Resolve both VINs/builds, 6MT equipment, exact installed/service identity, connector, hydraulic-line ports, calibration state and written contents. Exclude 6AT branches, Scion FR-S/Toyota 86 cross-badge assumptions, 2015-2020 BRZ, factory-Brembo or converted systems, 2022-and-later second generation, non-US/RHD assumptions, unidentified universal units, mixed hydraulic/electronic halves, flood/fire/collision-contaminated donors and ABS/VSC delete or bypass work.

View guide
FRS/BRZ/86

First-Generation FR-S/BRZ/86 Wheel Studs, Lug Nuts and Hub Damage

2013-2020 first-generation FR-S, BRZ and Toyota 86 with factory M12x1.25 wheel hardware. Confirm hub, stud knurl and wheel/lug-seat configuration.

View guide
FRS/BRZ/86

FRS/BRZ/86 Rear Wheel Bearings, Hubs & Axle Nuts

ZN6/ZC6

View guide