Candidates for Grade 6, 7 or 8 exams must already have passed ABRSM Grade 5 (or above) in Music Theory, Practical Musicianship or a solo Jazz instrument.
You will need to be able to play these scales from memory, both tongued and slurred for your exam.
Warm-ups for each scale can be found in the Grade 6 warm-ups page.
You might find it useful to have a look below at the marking criteria for ABRSM Saxophone exams.