OE Replacement; 6-Groove 49 Millimeter K6 Belt; 12 Volt; 311 Amps At 9000 RPM/ 227 Amps At 6000 RPM/ 198 Aps At 3000 RPM; 3.15 Inch J180 Saddle Mount; External Regulator; 2 Wires; Black Cerakote; 16 Poles; Large Frame; M8 Thread Side Mount Battery Post; 17 Millimeter Diameter Shaft Pulley Mount; SAE J1171 Certified