DBA 99-01 Jeep Cherokee/Wagoneer / 99-06 Wrangler Front Drilled & Slotted 4000 Series Rotor. Manufacturer: DBA (Disc Brakes Australia). Title: DBA Front 4000 Series XS Gold Brake Rotor – DBA4888XS. 4000 SERIES XS Gold provides all the benefits of 4000 Series with a premium non directional cross drilled and slotted design allowing more brake pad friction dust and gases to escape plus an attractive gold finish on the rotor hub.