Seat, type C15, modifications C15-001, C15T1N-001, C15NEXT-001; for vehicles of category M2, M3. Seat, type C15, modifications C15-023, C15T1N-023, C15NEXT-023, for vehicles of category M2, M3. Seat, type C15, modifications C15-012, C15T1N-012, C15NEXT-012, for vehicles of category M2, M3. Seat, type C15, modifications C15-003, C15T1N-003, C15NEXT-003, for vehicles of category M2, M3. Seat, type C15, modifications C15-009, C15T1N-009, C15NEXT-009, for vehicles of category M2, M3. Seat, type C15, modifications C15-022, C15T1N-022, C15NEXT-022, for vehicles of category M2, M3. Seat, type C15, modifications C15-008, C15T1N-008, C15NEXT-008, for vehicles of category M2, M3. Seat, type C15, modifications C15-005, C15T1N-005, C15NEXT-005, for vehicles of category M2, M3. Seat, type C15, modifications C15-004, C15T1N-004, C15NEXT-004, for vehicles of category M2, M3. Seat, type C15, modifications C15-015, C15T1N-015, C15NEXT-015, for vehicles of category M2, M3 Seat, type C15, modifications C15-014, C15T1N-014, C15NEXT-014, for vehicles of category M2, M3 Seat, type C15, modifications C15-025, C15T1N-025, C15NEXT-025, for vehicles of category M2, M3.