Dynamite Friction 8402-40025 Disc Brake Kit - Rear

Rear Brake Kit for Ram Heavy-Duty Trucks

The Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Black- 1400 Ultimate Duty Performance Pad, part number 8402-40025, is a rear disc brake kit for select Ram heavy-duty trucks. It combines a drilled and slotted rotor finish with a performance pad application for drivers servicing rear brake components on Ram 2500, Ram 3500, and Ram 4000 models.

Key Features

• Rear disc brake kit for select 2009-2018 Ram and Dodge Ram heavy-duty applications
• Drilled and slotted rotor design for improved heat management and pad surface cleaning
• Black-coated rotor finish for added corrosion resistance on exposed surfaces
• Includes 1400 Ultimate Duty Performance Pad application in the DFC brake system line
• Part number 8402-40025 for ordering and catalog lookup

Fitment Details

• Fits 2011-2018 Ram 2500, rear
• Fits 2011-2018 Ram 3500, rear
• Fits 2011-2018 Ram 4000, rear
• Fits 2011-2018 Ram 4000, rear, Mexico
• Fits 2009-2010 Dodge Ram 2500, rear
• Fits 2009-2010 Dodge Ram 3500, rear

What This Brake Kit Helps Address

• Rear brake rotor wear on Ram 2500 and Ram 3500 trucks
• Brake fade concerns during repeated stops or towing use
• Uneven pad contact caused by worn or heat-affected rotors
• Surface corrosion on rear brake rotors
• Brake noise related to aged rotor and pad surfaces

Installation Notes

Verify rear axle and brake configuration before ordering, especially on 2011-2018 Ram 4000 applications and Mexico-market listings. Confirm part number 8402-40025 against the vehicle’s brake setup and inspect related components such as pads, calipers, and hardware during service. This kit is intended for rear installation only.

Quality Assurance

Dynamite Friction brake components are cataloged for direct vehicle-specific service applications. Part number 8402-40025 is listed for the rear brake service needs of select Ram and Dodge Ram heavy-duty trucks.