HomeBrake > Drums and RotorsZZZZ PRX39873 Disc Brake Rotor - Rear
Part #: PRX39873

ZZZZ PRX39873 Disc Brake Rotor - Rear

Rear
58 vehicles fit this part
Select your vehicle to confirm fitment
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In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Porsche, 718 Boxster, 718 Cayman, Boxster, and Cayman
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Disc Brake Rotor for Porsche 718 Models

The PRX39873 disc brake rotor is designed specifically for Porsche 718 Boxster, 718 Cayman, Boxster, and Cayman models. Engineered to meet the precise fitment requirements of these vehicles, this rotor ensures consistent braking performance and safety.

  • Compatible with Porsche 718 Boxster, 718 Cayman, Boxster, and Cayman
  • Part number PRX39873 for exact fitment
  • Disc brake rotor designed for optimal braking response
  • Manufactured to meet OEM specifications
  • Durable construction for long-lasting performance

Product Details and Specifications

This disc brake rotor, part number PRX39873, is crafted to provide reliable stopping power for Porsche 718 Boxster and Cayman models. Its design aligns with the original equipment standards, ensuring proper fit and function without modification. The rotor's material composition and machining process contribute to consistent heat dissipation and reduced brake fade during operation. This part is ideal for replacing worn or damaged rotors to maintain the vehicle's braking efficiency and safety.

Common Applications and Problem Solving

  • Replacement for warped or scored brake rotors on Porsche 718 Boxster and Cayman
  • Addresses brake pulsation or vibration issues during braking
  • Restores braking performance after rotor wear or damage
  • Helps eliminate noise caused by uneven rotor surfaces
  • Supports safe and consistent stopping power under normal driving conditions

Installation Notes and Tips

When installing the PRX39873 disc brake rotor on Porsche 718 Boxster or Cayman models, ensure the rotor surface is clean and free of debris before mounting. It is recommended to inspect brake pads and replace them if worn to optimize braking performance. Proper torque specifications should be followed for rotor mounting bolts to avoid warping. After installation, perform a brake bed-in procedure to ensure even pad contact and rotor surface conditioning.

Quality Assurance and Warranty

This disc brake rotor is manufactured to meet or exceed OEM standards for fit and function on Porsche 718 Boxster and Cayman vehicles. While specific warranty details are not provided, the part number PRX39873 is backed by quality control processes to ensure durability and performance consistent with automotive industry requirements.

This part fits 58 vehicles. Search below:

YearMakeModelSubmodelBody TypeDrive TypeLitersCylindersFuel TypePositionNotes
2018Porsche718 BoxsterS2.5LH4Rearw/o I450 ceramic brake option
2018Porsche718 BoxsterBase2.0LH4Rearw/o I450 ceramic brake option
2018Porsche718 BoxsterGTS2.5LH4Rearw/o I450 ceramic brake option
2018Porsche718 CaymanS2.5LH4Rearw/o I450 ceramic brake option
2018Porsche718 CaymanBase2.0LH4Rearw/o I450 ceramic brake option
2018Porsche718 CaymanGTS2.5LH4Rearw/o I450 ceramic brake option
2017Porsche718 BoxsterS2.5LH4Rearw/o I450 ceramic brake option
2017Porsche718 BoxsterBase2.0LH4Rearw/o I450 ceramic brake option
2017Porsche718 CaymanS2.5LH4Rearw/o I450 ceramic brake option
2017Porsche718 CaymanBase2.0LH4Rearw/o I450 ceramic brake option
2016PorscheBoxsterS3.4LH6Rearw/o I450 ceramic brake option
2016PorscheBoxsterGTS3.4LH6Rearw/o I450 ceramic brake option
2016PorscheCaymanS3.4LH6Rearw/o I450 ceramic brake option
2016PorscheCaymanBase2.7LH6Rearw/o I450 ceramic brake option
2016PorscheCaymanGTS3.4LH6Rearw/o I450 ceramic brake option
2016PorscheCaymanBlack Edition2.7LH6Rearw/o I450 ceramic brake option
2015PorscheBoxsterS3.4LH6Rearw/o I450 ceramic brake option
2015PorscheBoxsterGTS3.4LH6Rearw/o I450 ceramic brake option
2015PorscheCaymanS3.4LH6Rearw/o I450 ceramic brake option
2015PorscheCaymanBase2.7LH6Rearw/o I450 ceramic brake option
2015PorscheCaymanGTS3.4LH6Rearw/o I450 ceramic brake option
2014PorscheBoxsterS3.4LH6Rearw/o I450 ceramic brake option
2014PorscheCaymanS3.4LH6Rearw/o I450 ceramic brake option
2014PorscheCaymanBase2.7LH6Rearw/o I450 ceramic brake option
2013PorscheBoxsterS3.4LH6Rearw/o I450 ceramic brake option
2012PorscheBoxsterConvertibleRWD3.4LH6GASRear
2012PorscheBoxsterSConvertibleRWD3.4LH6GASRear
2012PorscheBoxster2.9LH6Rearw/o I450 ceramic brake option
2012PorscheCaymanCoupeRWD3.4LH6GASRear
2012PorscheCayman2.9LH6Rearw/o I450 ceramic brake option
2011PorscheBoxsterConvertibleRWD3.4LH6GASRear
2011PorscheBoxster2.9LH6Rearw/o I450 ceramic brake option
2011PorscheCaymanCoupeRWD3.4LH6GASRear
2011PorscheCayman2.9LH6Rearw/o I450 ceramic brake option
2010PorscheBoxsterConvertibleRWD3.4LH6GASRear
2010PorscheBoxster2.9LH6Rearw/o I450 ceramic brake option
2010PorscheCaymanCoupeRWD3.4LH6GASRear
2010PorscheCayman2.9LH6Rearw/o I450 ceramic brake option
2009PorscheBoxsterConvertibleRWD3.4LH6GASRear
2009PorscheBoxster2.9LH6Rearw/o I450 ceramic brake option
2009PorscheCayman2.9LH6Rearw/o I450 ceramic brake option
2008PorscheBoxsterConvertibleRWD3.4LH6GASRear
2008PorscheBoxster2.7LH6Rearw/o I450 ceramic brake option
2008PorscheBoxsterLimited Edition2.7LH6Rearw/o I450 ceramic brake option
2008PorscheCaymanCoupeRWD3.4LH6GASRear
2008PorscheCayman2.7LH6Rearw/o I450 ceramic brake option
2007PorscheBoxsterConvertibleRWD3.4LH6GASRear
2007PorscheBoxster2.7LH6Rearw/o I450 ceramic brake option
2007PorscheCayman2.7LH6Rearw/o I450 ceramic brake option
2006PorscheBoxsterConvertibleRWD3.2LH6GASRear
2006PorscheBoxsterSConvertibleRWD3.2LH6GASRear
2006PorscheBoxster2.7LH6Rearw/o I450 ceramic brake option
2005PorscheBoxsterConvertibleRWD3.2LH6GASRear
2005PorscheBoxsterSConvertibleRWD3.2LH6GASRear
2005PorscheBoxster2.7LH6Rearw/o I450 ceramic brake option
2004PorscheBoxsterConvertibleRWD2.7LH6GASRear
2004PorscheBoxsterConvertibleRWD3.2LH6GASRear
2004PorscheBoxsterSConvertibleRWD3.2LH6GASRear

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.