Make : Ram. Front & Rear Brake Kit – Drilled, Slotted Rotors & Ceramic Pads. Front Brake Pad (mm) : length: 143.5 mm, Height: 58.5 mm, Thickness: 15.8 mm. Front Brake Pad (mm) : length: 155 mm, Height: 66mm, Thickness: 19.9  mm.