DVJX 14-31446 Disc Brake Rotor - Rear

Product Overview

ProMax disc brake rotor part number 14-31446 is a rear replacement rotor for select Lexus applications. It is specified with a 310mm outer diameter and covers multiple rear fitments across IS and GS models.

Use this rotor when you need a direct-fit rear brake rotor for Lexus IS250, Lexus IS350, Lexus GS350, Lexus GS450h, Lexus GS460, Lexus GS430, or Lexus GS300 applications listed below.

Key Features

• Rear disc brake rotor for select Lexus vehicles
• 310mm outer diameter for listed applications
• Fits multiple IS and GS platform rear brake setups
• ProMax line part number 14-31446

Detailed Description

ProMax 14-31446 is a rear disc brake rotor built for specific Lexus fitments that require a 310mm outer diameter. Coverage includes Lexus IS250 rear applications from 2009-2015, Lexus IS350 rear applications from 2006-2015, and rear fitments for Lexus GS350, GS450h, GS460, GS430, and GS300 models in the years shown. This rotor is a practical replacement choice when matching the original rear brake dimensions on the vehicle.

The ProMax line focuses on application-specific brake components, and this rotor follows that approach with fitment tied to exact model, year, and rear-position requirements. Part number 14-31446 is the identifier to use when confirming the correct rear rotor for your Lexus brake service.

What It Helps Solve

• Rear brake rotor wear and scoring
• Brake pulsation from rotor surface variation
• Reduced braking consistency from an out-of-spec rotor
• Noise caused by damaged rear rotor surfaces
• Fitment issues when the 310mm rear rotor size is required

Installation Notes

Confirm the vehicle’s rear brake configuration, model year, and notes such as AWD, Canadian market, convertible, or vented rear rotor requirements before installation. Match the 310mm outer diameter and the listed rear fitment exactly to avoid application errors. For service work on Lexus IS250 and Lexus IS350 rear brakes, verify the part number 14-31446 against the vehicle’s brake specification before assembly.

Quality Assurance

Use this rotor only on the listed applications and verify all fitment notes before installation. ProMax part number 14-31446 is cataloged for exact rear brake replacement use on the specified Lexus models.