Alkan's '3 Marches quasi da Cavalleria' are monumental and intensely demanding works, reflecting his unique and often overwhelming compositional style. They are characterized by their extreme virtuosity, dramatic flair, and often bombastic character.
The primary challenge lies in mastering the extreme technical demands and maintaining stamina throughout the piece.
3 Marches quasi da Cavalleria (Op.37) is rated Henle level 7 of 9 — late advanced repertoire, roughly ABRSM grade 8 and above. In the RCM system it corresponds to about level 9.
You should be comfortable at Henle level 7 — meaning you can already play level 6–7 pieces cleanly. Learning it one level early is possible as a stretch piece, but more than that usually leads to months of frustration.
A typical performance of 3 Marches quasi da Cavalleria (Op.37) lasts about 15 minutes.
3 Marches quasi da Cavalleria (Op.37) is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.