Carlson
Disc Brake Caliper Piston

Carlson 7861 Disc Brake Caliper Piston - Front

Brand Carlson 7861
Position Front
Product line Disc Brake Caliper Piston
Fits Lexus, Scion, and Toyota · 39 vehicles

Caliper piston. Restores hydraulic pressure for consistent brake response.

Disc brake part. Built for dependable caliper operation and smooth braking.

$23.06Free shipping
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Carlson Disc Brake Caliper Piston 7861

Carlson 7861 is a disc brake caliper piston for front brake service on select Toyota, Lexus, and Scion applications. It is listed for D1184 and D990 brake configurations, making it a direct-fit service part for common front brake hydraulic repairs.

Key Features

  • Disc brake caliper piston for front brake applications
  • Fits select Toyota Prius, Toyota Corolla, Lexus CT200h, Toyota Prius AWD-e, Toyota Prius C, and Scion iQ applications
  • Application-specific coverage for D1184 and D990 brake setups
  • Carlson part number 7861 for brake hydraulic service
  • Useful for restoring proper caliper piston function during brake repair

Application Details

This Carlson disc brake caliper piston is built for front brake service on 2020-2022 Toyota Corolla, 2010-2022 Toyota Prius, 2019-2022 Toyota Prius AWD-e, 2011-2017 Lexus CT200h, 2013-2017 Toyota Prius C, 2013 Scion iQ, and 2004-2009 Toyota Prius models listed with D1184 or D990 brake configurations. The Carlson 7861 part number is a practical choice when replacing a worn or damaged caliper piston during front brake maintenance.

What It Is Used For

  • Replacing a seized or corroded front caliper piston
  • Restoring brake hydraulic movement in the caliper
  • Addressing uneven braking caused by piston wear
  • Supporting brake repair on D1184 and D990 front caliper applications
  • Correcting brake drag related to piston condition

Installation Notes and Tips

Verify the brake code and caliper design before ordering. Match the vehicle year, make, model, and front position to the listed applications, and inspect the caliper bore, seals, and related brake components during service. Carlson 7861 should be installed as part of a complete brake inspection to confirm proper caliper operation.

Quality Assurance

Carlson brake components are cataloged for specific service applications, and this piston is listed by exact vehicle fitment for front brake use. Part number 7861 is referenced for the applications shown above.

This part fits 39 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelFuel TypePositionNotes
2022ToyotaCorollaFULL HYBRID EV-GAS (FHEV)FrontD1184; Disc Brake Caliper Piston
2022ToyotaPriusFrontD1184; Disc Brake Caliper Piston
2022ToyotaPrius AWD-eFrontD1184; Disc Brake Caliper Piston
2021ToyotaCorollaFULL HYBRID EV-GAS (FHEV)FrontD1184; Disc Brake Caliper Piston
2021ToyotaPriusFrontD1184; Disc Brake Caliper Piston
2021ToyotaPrius AWD-eFrontD1184; Disc Brake Caliper Piston
2020ToyotaCorollaFrontD1184; Disc Brake Caliper Piston
2020ToyotaPriusFrontD1184; Disc Brake Caliper Piston
2020ToyotaPrius AWD-eFrontD1184; Disc Brake Caliper Piston
2019ToyotaPriusFrontD1184; Disc Brake Caliper Piston
2019ToyotaPrius AWD-eFrontD1184; Disc Brake Caliper Piston
2018ToyotaPriusFrontD1184; Disc Brake Caliper Piston
2017LexusCT200hFrontD1184; Disc Brake Caliper Piston
2017ToyotaPriusFrontD1184; Disc Brake Caliper Piston
2017ToyotaPrius CFrontCaliper pin boot kit for disc brake application D1184.
2016LexusCT200hFrontD1184; Disc Brake Caliper Piston
2016ToyotaPriusFrontD1184; Disc Brake Caliper Piston
2016ToyotaPrius CFrontCaliper pin boot kit for disc brake application D1184.
2015LexusCT200hFrontD1184; Disc Brake Caliper Piston
2015ToyotaPriusFrontD1184; Disc Brake Caliper Piston
2015ToyotaPrius CFrontCaliper pin boot kit for disc brake application D1184.
2014LexusCT200hFrontD1184; Disc Brake Caliper Piston
2014ToyotaPriusFrontD1184; Disc Brake Caliper Piston
2014ToyotaPrius CFrontCaliper pin boot kit for disc brake application D1184.
2013LexusCT200hFrontD1184; Disc Brake Caliper Piston
2013ScioniQEVELECTRICFrontCaliper pin boot kit for disc brake application D1184.
2013ToyotaPriusFrontD1184; Disc Brake Caliper Piston
2013ToyotaPrius CFrontCaliper pin boot kit for disc brake application D1184.
2012LexusCT200hFrontD1184; Disc Brake Caliper Piston
2012ToyotaPriusFrontD1184; Disc Brake Caliper Piston
2011LexusCT200hFrontD1184; Disc Brake Caliper Piston
2011ToyotaPriusFrontD1184; Disc Brake Caliper Piston
2010ToyotaPriusFrontD1184; Disc Brake Caliper Piston
2009ToyotaPriusFrontFits D990 models Disc Brake Caliper Repair Kit.
2008ToyotaPriusFrontFits D990 models Disc Brake Caliper Repair Kit.
2007ToyotaPriusFrontFits D990 models Disc Brake Caliper Repair Kit.
2006ToyotaPriusFrontFits D990 models Disc Brake Caliper Repair Kit.
2005ToyotaPriusFrontFits D990 models Disc Brake Caliper Repair Kit.
2004ToyotaPriusFrontFits D990 models Disc Brake Caliper Repair Kit.