(SK)
06.1999 - present
ABF-SK82M, ABF-SK82V, ABF-SKP2M, ABF-SKP2V, ADF-SKF2M, ADF-SKF2V, DBF-SLP2M, DBF-SLP2V, GC-SK82V, GE-SK82M, GE-SK82V, KF-SK22V, KG-SK22M, KG-SK22V, KJ-SK22V, KQ-SKF2V, KR-SKF2M, KR-SKF2V, TC-SK82M, TC-SK82V, ABF-SK82L, ABF-SK82T, ABF-SKP2L, ABF-SKP2T, ADF-SKF2L, ADF-SKF2T, DBF-SLP2L, DBF-SLP2T, KQ-SKF2T, KR-SKF2L, KR-SKF2T, TC-SK82L, TC-SK82T
4 generation