Cadillac CTS Coupe Wheel Lug Pattern, Offset, and Rim Size Reference

The Cadillac CTS Coupe features specific wheel lug patterns essential for correct wheel fitment. This guide covers lug count × pitch circle diameter (PCD), offset (ET), center bore, and recommended rim sizes sorted by model year.\n\nTypically, Cadillac CTS Coupe models use a 5 × 120 mm lug pattern, compatible with many aftermarket and OEM wheels designed for this fitment. Offset values (ET) vary slightly across production years, usually ranging between ET35 and ET40, ensuring proper clearance and alignment.\n\nCenter bore for the CTS Coupe generally measures 70.3 mm, crucial for hub-centric wheel mounting to prevent vibrations. Rim size options depend on the model year and trim, with factory wheels commonly sized between 18 and 20 inches in diameter.\n\nAlways cross-reference exact year and trim specifications to select wheels that meet both aesthetic and performance requirements for your Cadillac CTS Coupe.