RENNtech Performance Front Rotors Upgrade | E63 (W/S 213) | SLS AMG (C197) | SL55/63 (R230) | GLC 63 (X/C253) | C63 Black Series (C 204) mercedes-benz-gl-class--166---2013-2016--gl-450-biturbo--2015--esr1226392 Mercedes M178 engine performance when

Mercedes M178 engine performance when measured

Cartridge shaft is larger and stronger to support larger wheels

414 LB-FT @ 3

matte and textured

FL and manufactured to highest specifications in USA

RENNtech Performance Front Rotors Upgrade | E63 (W/S 213) | SLS AMG (C197) | SL55/63 (R230) | GLC 63 (X/C253) | C63 Black Series (C 204) mercedes-benz-gl-class--166---2013-2016--gl-450-biturbo--2015--esr1226392 Mercedes M178 engine performance whenRENNtech Performance Front Rotors E63 (W S 213) SLS AMG (C197) SL55 63 (R230) GLC 63 (X C253) C63 Black Series (C 204) For: E63 (W S 213) SLS AMG (C197) SL55 63 (R230) P30 only GLC 63 (X C253) C63 Black Series (C 204) The RT Performance Brake Rotors are an upgrade and direct replacement for the OE brake rotors with no modifications necessary. The rotors bolt directly to the car and fit perfectly with Mercedes Benz AMG OE calipers and the iron rings