{
    "lazyNodes": false,
    "abFitnotesFlag": false,
    "abCrawlReviews": true,
    "productOptionsCookie": false,
    "orderDelayFlag": false,
    "skipSessionCookie": false,
    "covidMessage": false,
    "fullTitleCookie": false,
    "nrLoggerCookie": true,
    "checkoutReviewCookie": false,
    "productOptionSeqCookie": false,
    "maintenanceFlag": false,
    "bufferETACookie": false,
    "multiShippingDiscountFlag": false,
    "newFitmentFlag": false,
    "surveyOptInFlag": true,
    "crossSellFlag": false,
    "skuMappingFlag": false,
    "paySplitCookie": false,
    "callDisableFlag": true,
    "zipPaymentFlag": "c",
    "hassleFreeReturn": true,
    "lifetimeReplacement": true,
    "cpn_off": false
}
2008 Dodge Caliber

Brake Disc and Pad Kits

The easiest way to upgrade your vehicle’s braking system is by getting a brake disc and pad kit. As the name implies, this kit includes rotors and pads: two critical components you need to replace if you want to restore or increase your vehicle’s braking power. The good news is that CarParts.com has a wide selection of brake pad and rotor kits from the most reputable manufacturers in the industry. We have high-quality kits for various applications, including OE replacement, performance replacement, and even track/tracing. Check out our kits today.
Refine by:

Shop Catalog

Showing 1 - 15 of 122 results
Display item:
15
30
45
Sort by:
Front Brake Disc and Pad Kit, Plain Surface, 5 Lugs
Part Number: KIT-051922-08
Guaranteed to Fit
$83.49
Vehicle Fitment
  • 2008 Dodge Caliber SE 4 Cyl 1.8L With Rear Drum Brake, 294mm Front Disc
  • 2008 Dodge Caliber SE 4 Cyl 2.0L With Rear Drum Brake, 294mm Front Disc
  • 2008 Dodge Caliber SXT 4 Cyl 1.8L With Rear Drum Brake, 294mm Front Disc, With Rear Drum
  • 2008 Dodge Caliber SXT 4 Cyl 2.0L With Rear Drum Brake, 294mm Front Disc, With Rear Drum
Product Details
Location : FrontAttention Needed :

Models have multiple versions, check or measure your original product to order the correct SKU.

Components : (2) Brake Disc and (1) Brake Pad SetDisc Design : Plain SurfaceRecommended Use : OE ReplacementNumberof Lugs : 5 LugsQuantity Sold : 2-Wheel SetWarranty : 3-year or 36,000-mile SureStop limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Arsenic, Chromium (Hexavalent compounds), Nickel and Cobalt, 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.

Interchange Part Number : 12163067, 5105514AA, 5105514, 5191231AA, 4605A684, 68020494AA, 68020494AB, 68035576AA, 68035576ABReplaces OE Number : 5105514AA, 5105514, 5191231AA, 4605A684, 68020494AA, 68020494AB, 68035576AA, 68035576ABReturns Policy : 30-Day Return Policy
Brake Disc and Pad Kit, Cross-drilled and Slotted, Ceramic, With Rear Drum Brake, 294mm Front Disc, With Rear Drum, Pro-Line Series
Part Number: KIT-040523-30
Guaranteed to Fit
$85.99
Vehicle Fitment
  • 2008 Dodge Caliber SE 4 Cyl 1.8L With Rear Drum Brake, 294mm Front Disc
  • 2008 Dodge Caliber SE 4 Cyl 2.0L With Rear Drum Brake, 294mm Front Disc
  • 2008 Dodge Caliber SXT 4 Cyl 1.8L With Rear Drum Brake, 294mm Front Disc, With Rear Drum
  • 2008 Dodge Caliber SXT 4 Cyl 2.0L With Rear Drum Brake, 294mm Front Disc, With Rear Drum
Product Details
Location : FrontAttention Needed :

Models have multiple versions, check or measure your original product to order the correct SKU.

Components : (2) Brake Disc and (1) Brake Pad SetDisc Design : Cross-drilled and SlottedPad Material : CeramicRecommended Use : OE UpgradeQuantity Sold : 2-Wheel SetWarranty : 3-year or 36,000-mile SureStop limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Arsenic, Chromium (Hexavalent compounds), Nickel and Cobalt, 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.

Series : Pro-Line SeriesInterchange Part Number : 12163067, 43153, 53038, 145706, 780459, 0833167, 60039023, 43153G, 43153HC, 780459R, 981036R, AR8369, AR8370XPR, BD126509, BD4644, BR31346, PRT5706, TQ8006, 5191231AA, 4605A684, 68020494AA, 68020494AB, 68035576AA, 68035576ABReplaces OE Number : 43153, 53038, 145706, 780459, 0833167, 60039023, 43153G, 43153HC, 780459R, 981036R, AR8369, AR8370XPR, BD126509, BD4644, BR31346, PRT5706, TQ8006, 5191231AA, 4605A684, 68020494AA, 68020494AB, 68035576AA, 68035576ABReturns Policy : 30-Day Return Policy
Front Brake Disc and Pad Kit, Plain Surface, 5 Lugs, 13.39 in., Ceramic, Z17 OE Replacement
Part Number: P15KOE5565
Guaranteed to Fit
$160.01
Vehicle Fitment
  • 2008 Dodge Caliber SRT-4 4 Cyl 2.4L
Product Details
Location : FrontComponents : Powerstop Autospecialty Rotors And Powerstop Z17 Evolution Brake PadsDisc Design : Plain SurfaceDisc Finish : NaturalDisc Diameter : 13.39 in.Pad Material : CeramicRecommended Use : OE ReplacementNumberof Lugs : 5 LugsDisc Material : Cast IronQuantity Sold : 2-Wheel SetWarranty : 2-year / 24000-mile Powerstop limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Arsenic, Cadmium, Chromium (Hexavalent compounds), Lead, Nickel, Cobalt and Antimony Trioxide, 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.

Series : Z17 OE Replacement
Front and Rear Brake Disc and Pad Kit, Cross-drilled and Slotted, 5 Lugs, 294 mm and 261.9 mm, Carbon Fiber Ceramic, Z23 Evolution Sport Series
Part Number: P15K2840
Guaranteed to Fit
$310.28
Vehicle Fitment
  • 2008 Dodge Caliber SXT All Engines With Rear Disc Brake
  • 2008 Dodge Caliber R/T All Engines
Product Details
Location : Front And RearComponents : Brake Pads, Rotors And HardwareDisc Design : Cross-drilled and SlottedDisc Finish : Silver zinc-platedDisc Diameter : 294 mm and 261.9 mmPad Material : Carbon Fiber CeramicRecommended Use : Performance ReplacementNumberof Lugs : 5 LugsDisc Material : Cast IronQuantity Sold : 4-Wheel SetWarranty : 3-year / 36000-mile Powerstop limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Arsenic, Cadmium, Chromium (Hexavalent compounds), Antimony Trioxide, Lead, Nickel, Cobalt and Carbon (Black), 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.Series : Z23 Evolution Sport Series

Front Brake Disc and Pad Kit, Cross-drilled and Slotted 5 Lugs Carbon Fiber Ceramic Z23 Evolution Sport Series
Part Number: P15K3032
Guaranteed to Fit
$177.97
Vehicle Fitment
  • 2008 Dodge Caliber SXT 4 Cyl 2.0L With Rear Disc Brake
  • 2008 Dodge Caliber R/T 4 Cyl 2.4L
  • 2008 Dodge Caliber SXT 4 Cyl 1.8L With Rear Disc Brake
Product Details
Location : FrontComponents : Brake Pads, Rotors And HardwareDisc Design : Cross-drilled and SlottedDisc Finish : Silver zinc-platedDisc Diameter : 11.57 in.Pad Material : Carbon Fiber CeramicRecommended Use : Performance ReplacementNumberof Lugs : 5 LugsDisc Material : Cast IronQuantity Sold : 2-Wheel SetWarranty : 3-year / 36000-mile Powerstop limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Arsenic, Cadmium, Chromium (Hexavalent compounds), Antimony Trioxide, Lead, Nickel, Cobalt and Carbon (Black), 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.Series : Z23 Evolution Sport Series

Front Brake Disc and Pad Kit, Cross-drilled and Slotted 5 Lugs Carbon Fiber Ceramic Z23 Evolution Sport Series
Part Number: P15K5565
Guaranteed to Fit
$253.66
Vehicle Fitment
  • 2008 Dodge Caliber SRT-4 4 Cyl 2.4L
Product Details
Location : FrontComponents : Brake Pads, Rotors And HardwareDisc Design : Cross-drilled and SlottedDisc Finish : Silver zinc-platedDisc Diameter : 13.39 in.Pad Material : Carbon Fiber CeramicRecommended Use : Performance ReplacementNumberof Lugs : 5 LugsDisc Material : Cast IronQuantity Sold : 2-Wheel SetWarranty : 3-year / 36000-mile Powerstop limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Arsenic, Cadmium, Chromium (Hexavalent compounds), Antimony Trioxide, Lead, Nickel, Cobalt and Carbon (Black), 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.Series : Z23 Evolution Sport Series

Rear Brake Disc and Pad Kit, Cross-drilled and Slotted, 5 Lugs, 11.89 in., Carbon Fiber Ceramic, Z23 Evolution Sport Series
Part Number: P15K1630
Guaranteed to Fit
$163.26
Vehicle Fitment
  • 2008 Dodge Caliber SRT-4 4 Cyl 2.4L
Product Details
Location : RearComponents : Brake Pads, Rotors And HardwareDisc Design : Cross-drilled and SlottedDisc Finish : Silver zinc-platedDisc Diameter : 11.89 in.Pad Material : Carbon Fiber CeramicRecommended Use : Performance ReplacementNumberof Lugs : 5 LugsDisc Material : Cast IronQuantity Sold : 2-Wheel SetWarranty : 3-year / 36000-mile Powerstop limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Arsenic, Cadmium, Chromium (Hexavalent compounds), Antimony Trioxide, Lead, Nickel, Cobalt and Carbon (Black), 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.Series : Z23 Evolution Sport Series

Rear Brake Disc and Pad Kit, Cross-drilled and Slotted 5 Lugs Carbon Fiber Ceramic Z23 Evolution Sport Series
Part Number: P15K3033
Guaranteed to Fit
$132.31
Vehicle Fitment
  • 2008 Dodge Caliber SXT 4 Cyl 2.0L With Rear Disc Brake
  • 2008 Dodge Caliber R/T 4 Cyl 2.4L
  • 2008 Dodge Caliber SXT 4 Cyl 1.8L With Rear Disc Brake
Product Details
Location : RearComponents : Brake Pads, Rotors And HardwareDisc Design : Cross-drilled and SlottedDisc Finish : Silver zinc-platedDisc Diameter : 10.31 in.Pad Material : Carbon Fiber CeramicRecommended Use : Performance ReplacementNumberof Lugs : 5 LugsDisc Material : Cast IronQuantity Sold : 2-Wheel SetWarranty : 3-year / 36000-mile Powerstop limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Arsenic, Cadmium, Chromium (Hexavalent compounds), Antimony Trioxide, Lead, Nickel, Cobalt and Carbon (Black), 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.Series : Z23 Evolution Sport Series

Front Brake Disc and Pad Kit, Plain Surface 5 Lugs Ceramic Evolution Geomet Coated High Carbon
Part Number: KIT-090221-337
Guaranteed to Fit
$131.64
Vehicle Fitment
  • 2008 Dodge Caliber SXT 4 Cyl 2.0L With Rear Disc Brake
  • 2008 Dodge Caliber SXT 4 Cyl 1.8L With Rear Disc Brake
  • 2008 Dodge Caliber R/T 4 Cyl 2.4L With Rear Disc Brake
Product Details
Location : FrontComponents : (2) Brake Disc and (1) Brake Pad SetDisc Design : Plain SurfaceDisc Finish : Geomet CoatedPad Material : CeramicRecommended Use : OE ReplacementNumberof Lugs : 5 LugsDisc Material : Cast IronQuantity Sold : 2-Wheel SetWarranty : 3-year or 36,000-mile Sure Stop limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is 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.

Deals : OverstockReplaces OE Number : 5191217AA, 5191229AA, 4605A261, 4605A486, 4605A546, 4605B163, MR527674, MR569403, MZ690186Returns Policy : 30-Day Return PolicySeries : Evolution Geomet Coated High CarbonInterchange Part Number : TXC0866, 5000866, EHT866H, 5191217AA, 5191229AA, 4605A261, 4605A486, 4605A546, 4605B163, MR527674, MR569403, MZ690186
Front and Rear Brake Disc and Pad Kit, Plain Surface, 5 Lugs, 294 mm and 261.9 mm, Ceramic, Z17 Evolution Geomet Coated
Part Number: P15CRK2840
Guaranteed to Fit
$210.50
Vehicle Fitment
  • 2008 Dodge Caliber SXT All Engines With Rear Disc Brake
  • 2008 Dodge Caliber R/T All Engines
Product Details
Location : Front And RearComponents : Powerstop Evolution Coated Rotors & Powerstop Z17 Brake PadsDisc Design : Plain SurfaceDisc Finish : Geomet CoatedDisc Diameter : 294 mm and 261.9 mmPad Material : CeramicRecommended Use : OE ReplacementNumberof Lugs : 5 LugsDisc Material : Cast IronQuantity Sold : 4-Wheel SetWarranty : 2-year / 24000-mile Powerstop limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Arsenic, Cadmium, Chromium (Hexavalent compounds), Lead, Nickel, Cobalt and Antimony Trioxide, 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.

Series : Z17 Evolution Geomet Coated
Front and Rear Brake Disc and Pad Kit, Plain Surface, 5 Lugs, 13.39 in. and 11.89 in., Ceramic, Z17 OE Replacement
Part Number: P15KOE5566
Guaranteed to Fit
$319.50
Vehicle Fitment
  • 2008 Dodge Caliber SRT-4 All Engines
Product Details
Location : Front And RearComponents : Powerstop Autospecialty Rotors And Powerstop Z17 Evolution Brake PadsDisc Design : Plain SurfaceDisc Finish : NaturalDisc Diameter : 13.39 in. and 11.89 in.Pad Material : CeramicRecommended Use : OE ReplacementNumberof Lugs : 5 LugsDisc Material : Cast IronQuantity Sold : 4-Wheel SetWarranty : 2-year / 24000-mile Powerstop limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Arsenic, Cadmium, Chromium (Hexavalent compounds), Lead, Nickel, Cobalt and Antimony Trioxide, 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.

Series : Z17 OE Replacement
Front and Rear Brake Disc and Pad Kit, Plain Surface, 5 Lugs, 294 mm and 261.9 mm, Ceramic, OE Replacement
Part Number: P15KOE2840
Guaranteed to Fit
$193.78
Vehicle Fitment
  • 2008 Dodge Caliber SXT All Engines With Rear Disc Brake
  • 2008 Dodge Caliber R/T All Engines
Product Details
Location : Front And RearDisc Design : Plain SurfaceDisc Finish : NaturalDisc Diameter : 294 mm and 261.9 mmPad Material : CeramicRecommended Use : OE ReplacementNumberof Lugs : 5 LugsDisc Material : Cast IronQuantity Sold : 4-Wheel SetWarranty : 2-year / 24000-mile Powerstop limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Arsenic, Cadmium, Chromium (Hexavalent compounds), Lead, Nickel, Cobalt and Antimony Trioxide, 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.

Series : OE Replacement
Front Brake Disc and Pad Kit, Plain Surface, 5 Lugs, 11.57 in., Ceramic, OE Replacement
Part Number: P15KOE3032
Guaranteed to Fit
$111.02
Vehicle Fitment
  • 2008 Dodge Caliber SXT 4 Cyl 2.0L With Rear Disc Brake
  • 2008 Dodge Caliber R/T 4 Cyl 2.4L
  • 2008 Dodge Caliber SXT 4 Cyl 1.8L With Rear Disc Brake
Product Details
Location : FrontNotes : Front; 46 mm height; 26 mm nom. thickness; 24.4 mm min. thickness; 69 mm hub reg.; 114.3 mm bolt sizeDisc Design : Plain SurfaceDisc Finish : NaturalDisc Diameter : 11.57 in.Pad Material : CeramicRecommended Use : OE ReplacementNumberof Lugs : 5 LugsDisc Material : Cast IronQuantity Sold : 2-Wheel SetWarranty : 2-year / 24000-mile Powerstop limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Arsenic, Cadmium, Chromium (Hexavalent compounds), Lead, Nickel, Cobalt and Antimony Trioxide, 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.

Series : OE Replacement
Front Brake Disc and Pad Kit, Plain Surface, 5 Lugs, 294 mm, Ceramic, With Rear Disc Brake, Z17 Evolution Geomet Coated
Part Number: P15CRK3032
Guaranteed to Fit
$122.15
Vehicle Fitment
  • 2008 Dodge Caliber SXT All Engines With Rear Disc Brake
  • 2008 Dodge Caliber R/T All Engines
Product Details
Location : FrontComponents : Powerstop Evolution Coated Rotors & Powerstop Z17 Brake PadsDisc Design : Plain SurfaceDisc Finish : Geomet CoatedDisc Diameter : 294 mmPad Material : CeramicRecommended Use : OE ReplacementNumberof Lugs : 5 LugsDisc Material : Cast IronQuantity Sold : 2-Wheel SetWarranty : 2-year / 24000-mile Powerstop limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Arsenic, Cadmium, Chromium (Hexavalent compounds), Lead, Nickel, Cobalt and Antimony Trioxide, 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.

Series : Z17 Evolution Geomet Coated
Front Brake Disc and Pad Kit, Plain Surface, 5 Lugs, 276 mm, Ceramic, With Rear Drum Brake, Z17 Evolution Geomet Coated
Part Number: P15CRK2992
Guaranteed to Fit
$114.65
Vehicle Fitment
  • 2008 Dodge Caliber SE All Engines
  • 2008 Dodge Caliber SXT All Engines With Rear Drum Brake
Product Details
Location : FrontComponents : Powerstop Evolution Coated Rotors & Powerstop Z17 Brake PadsDisc Design : Plain SurfaceDisc Finish : Geomet CoatedDisc Diameter : 276 mmPad Material : CeramicRecommended Use : OE ReplacementNumberof Lugs : 5 LugsDisc Material : Cast IronQuantity Sold : 2-Wheel SetWarranty : 2-year / 24000-mile Powerstop limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Arsenic, Cadmium, Chromium (Hexavalent compounds), Lead, Nickel, Cobalt and Antimony Trioxide, 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.

Series : Z17 Evolution Geomet Coated
Page 1 of 9 | Showing 1 - 15 of 122 results

Top Rated Products

GREAT FIT SEEM TO BE GOOD QUALITY
Spencer M.
VERIFIED PURCHASER
Shipping to high
Mario A.
VERIFIED PURCHASER
Great quality set, fit perfectly and are working great. The front set of brake pads gSee More
Joshua B.
VERIFIED PURCHASER

Product Questions & Answers

Q:Good afternoon... I was just wondering, are there any specific procedures during the installation process regarding the Rotors, since they are coated with GEOMET ? ... Thank you in advance, greatly appreciate your response... - Freddie G Show Less
Freddie G
A:BEST ANSWERHi Frederick, I'm glad to assist you. The installation procedure would not be any different from the stock brake disc and pad kit. The geomet coating is a unique coating by Powerstop for durability against rust. Grab our discounted price and click the link below to buy it today. Happy shopping! https://www.carparts.com/brake-disc-and-pad-kit/powerstop/p15crk3032?can=CPJE1043_CSQA_20230319 Show less
Jeonino E.
 
2 Questions, 1 AnswerView all Q&As >

Shopping for Brake Disc and Pad Kit

Brake Disc and Pad Kit Shopping Info

What Is a Brake Disc and Pad Kit?

A brake disc and pad kit contains brake discs or rotors and brake pads. These are the major brake parts that you may need to replace if you want to restore or upgrade your vehicle’s braking system.

How Much Does a Brake Disc and Pad Kit Cost?

The cost of aftermarket brake disc and pad kits may range between $50 to $250 for parts alone. Several factors affect pricing, such as brand, recommended use, disc design, disc material, and pad material. Labor may cost you an additional $150 to $200, depending on the rates in your area.

Shop for Aftermarket Brake Disc and Pad Kits on CarParts.com

Here at CarParts.com, we have a wide array of aftermarket brake disc and pad kits for various makes and models. We source our kits from only the most reputable brands in the industry, so you're sure to get rotors and pads that are built to last.

Our brake disc and pad kits are also available at unbeatable prices to help you get your daily driver back on the road without breaking the bank. Need to replace or upgrade your vehicle’s brake disc and pads right away? You’re shopping on the right page! We have strategically located distribution centers across the country to guarantee fast and efficient shipping. Order anytime, and get the kit you need in as fast as two business days! Our friendly customer service team is available round the clock to answer any questions you might have about our products.

Ready to shop? Select your ride’s year, make, and model in our website's vehicle selector to start shopping. You may also use our search filters to narrow down your options by brand, price range, or quantity. Why pay dealership prices when you can get the same quality at a lower cost? Shop now and get the best deals on aftermarket brake disc and pad kits today!

Featured Makes

Helpful Automotive Resources

How Often Do Brakes Need to Be Replaced?
How Often Do Brakes Need to Be Replaced?Pro Tips are nuggets of information direct from ASE-certified automobile technicians working with CarParts.com, which may include unique, personal insights based on their years of experience working in the automotive industry. These can help you make more informed decisions about your car.
A Short Course on Brakes
A Short Course on BrakesWhen you step on the brake pedal, you are actually pushing against a plunger in the master cylinder, which forces hydraulic oil (brake fluid) through a series of tubes and hoses to the braking unit at each wheel. Since hydraulic fluid (or any fluid for that matter) cannot be compressed,
How Do Car Brakes Work?
How Do Car Brakes Work?Stepping on the pedal activates its lever and its connected piston. Powered by your foot, the lever forces a piston inside the master cylinder. The piston then displaces brake fluid out of the cylinder and into the lines that lead to either the brake calipers (in a disc brake system)