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Upgrade Rear Braking with a Matched Z23 Kit
PowerStop K7131 is a rear brake upgrade for select 2013-2018 Ram 3500 models. It combines drilled and slotted rotors with low dust carbon fiber ceramic pads for a matched two wheel replacement package.
Key Features
- K7131 pairs application matched rear rotors and pads in one kit.
- Drilled and slotted rotor surfaces help manage heat and brake dust.
- Silver zinc plating helps protect the rotors against corrosion.
- Low dust carbon fiber ceramic pads support clean daily driving performance.
- Premium stainless steel hardware and ceramic brake lubricant are included.
Fitment
K7131 is designed for the rear axle applications listed below.
| Year | Make | Model | Trim | Position |
|---|---|---|---|---|
| 2013-2018 | Ram | 3500 | Big Horn | Rear |
| 2013-2018 | Ram | 3500 | Laramie | Rear |
| 2014-2015 | Ram | 3500 | Laramie Limited | Rear |
| 2013-2018 | Ram | 3500 | Laramie Longhorn | Rear |
| 2016-2018 | Ram | 3500 | Limited | Rear |
| 2013-2015 | Ram | 3500 | Lone Star | Rear |
| 2017 | Ram | 3500 | Lone Star | Rear |
| 2013-2018 | Ram | 3500 | SLT | Rear |
| 2013 | Ram | 3500 | ST | Rear |
| 2013-2018 | Ram | 3500 | Tradesman | Rear |
Specifications
| Detail | Value |
|---|---|
| Manufacturer Part Number | K7131 |
| Series | Z23 Evolution Sport |
| Product Type | Rear brake pad and rotor kit |
| Rotor Design | Vented, drilled and slotted |
| Rotor Finish | Silver zinc plated |
| Pad Material | Carbon fiber ceramic |
| Brake System | Factory rear disc brakes |
| Package Scope | Two wheel set |
What's Included
- Two rear drilled and slotted brake rotors
- One rear Z23 carbon fiber ceramic brake pad set
- Premium stainless steel brake hardware and abutment clips
- High temperature ceramic brake lubricant
About PowerStop
PowerStop develops matched brake upgrade packages for street driven vehicles. The K7131 package combines application specific rotors, pads, hardware, and lubricant for a complete rear axle service.
FAQ
What is the K7131?It is a rear two wheel Z23 brake kit with drilled and slotted rotors, carbon fiber ceramic pads, hardware, and lubricant.
Which vehicles does this rear kit fit?It fits the specific 2013-2018 Ram 3500 trims shown in the fitment table.
Is this kit for the front or rear brakes?This kit is for the rear axle only.
Are brake calipers included?No. The package includes rear rotors, pads, hardware, and lubricant for use with the factory calipers.
What rotor design is included?The kit uses vented rotors with drilled and slotted friction surfaces and silver zinc plating.
What brake pad compound is included?The Z23 pads use a low dust carbon fiber ceramic compound for street driving.
Does the package include installation hardware?Yes. Premium stainless steel brake hardware, abutment clips, and ceramic brake lubricant are included.
Does installation require vehicle modification?No. The components are designed as a bolt on upgrade for the listed factory rear disc brake applications.
Installation Instructions
- Confirm the exact vehicle application before disassembly.
- Park on a hard level surface, chock the wheels, loosen the lug nuts, raise the vehicle at the specified lift points, and support it with rated jack stands.
- Remove the wheel, support the caliper without loading the brake hose, then remove the pads, caliper bracket, and rotor.
- Clean the hub mating surface, wash and dry the new rotor, install it, and check lateral runout against the vehicle manufacturer specification.
- Install the new hardware and pads, lubricate only the specified contact points, then reinstall the bracket and caliper using the vehicle manufacturer torque specifications.
- Set the brake fluid level, reinstall the wheel, and torque the lug nuts in the required sequence.
- Pump the brake pedal until it is firm before moving the vehicle.
- Follow the PowerStop brake pad break in procedure before normal driving.
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