Dynamite Friction 8402-42035 Disc Brake Kit - Rear

Rear Disc Brake Kit for Jeep Wrangler JK

The Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Black- 1400 Ultimate Duty Performance Pad, part number 8402-42035, is a rear disc brake kit for Jeep Wrangler applications from 2007-2018. It combines drilled and slotted rear rotors with 1400 Ultimate Duty Performance Pads for service work focused on braking consistency and pedal response.

Key Features

• Rear disc brake kit for Jeep Wrangler and Jeep Wrangler JK
• Drilled and slotted black rotors for rear axle service
• Includes 1400 Ultimate Duty Performance Pad material
• Fits 2007-2018 Jeep Wrangler rear applications listed below
• Part number 8402-42035 for ordering and catalog lookup

Compatible Fitment

• Fits 2018 Jeep Wrangler, rear, JK Chassis; Heavy Duty Brakes (332mm Front Rotors)
• Fits 2018 Jeep Wrangler, rear, JK Chassis with Standard Brakes (302mm Front Rotors)
• Fits 2018 Jeep Wrangler JK, rear, JK Chassis; Heavy Duty Brakes (332mm Front Rotors)
• Fits 2018 Jeep Wrangler JK, rear, JK Chassis with Standard Brakes (302mm Front Rotors)
• Fits 2012-2017 Jeep Wrangler, rear, Disc Brake Rotor - Standard Brakes
• Fits 2012-2017 Jeep Wrangler, rear, Heavy Duty Brakes
• Fits 2007-2011 Jeep Wrangler, rear

Product Details

This Dynamite Friction brake kit is built around a drilled and slotted rotor design paired with a black finish and 1400 Ultimate Duty Performance Pads. For Jeep Wrangler rear brake service, that combination supports heat management, pad bite, and a cleaner service replacement path when refreshing worn rear braking components. The 8402-42035 kit is listed for both standard and heavy duty brake configurations on 2018 JK chassis models, as well as 2012-2017 and 2007-2011 rear applications.

Common Issues This Kit Can Address

• Rear brake pulsation from worn or uneven rotors
• Reduced braking response from aged pads
• Brake noise caused by worn friction surfaces
• Heat buildup during repeated stop-and-go driving
• Service replacement needs on Jeep Wrangler rear brakes

Installation Notes and Tips

Verify rear brake configuration before ordering, especially on 2018 Jeep Wrangler JK models with standard brakes or heavy duty brakes. Confirm rotor and pad match to the vehicle’s rear axle setup, and inspect related brake components for wear during service. Follow factory service procedures for bedding-in new pads and rotors after installation.

Quality Assurance

Dynamite Friction identifies this kit as a DFC Brake Rotor - Drilled and Slotted - Black- 1400 Ultimate Duty Performance Pad package for rear brake service on supported Jeep Wrangler applications. Part number 8402-42035 is the reference used for catalog matching and fitment verification.