1X Serpentine Belt - 6PK1255. 2017 Hyundai Elantra 2.0L 1999CC 122Cu. l4 GAS DOHC Naturally Aspirated (Water Pump, Alternator and Compressor; Elantra Base Model). l4 GAS Naturally Aspirated (Water Pump, Alternator and Compressor; Elantra Base Model).