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The EBC USR slotted rear rotor for 2003–2005 Buick Rainier 4.2 uses narrow, noise-reducing slots to balance quiet operation with improved cooling and longer pad life. Produced from high-quality grey iron in EBC’s precision processes, this vented rear rotor is 325mm diameter, 20mm thick with six bolt holes and a 78.7mm center, intended to pair with FMSI pad D883 for direct-fit replacement.
EBC 03-05 Buick Rainier 4.2 USR Slotted Rear Rotors
