La Traversée du Parc national de la Gaspésie par le Sentier International des Appalaches-Québec GR A1 est une variation de la route: «Sentier International des Appalaches-Québec GR A1 (QC, Canada)» (https://fastestknowntime.com/route/sentier-international-des-appalaches-quebec-gr-a1-qc-canada)

East Ridge from Sheep Gulch:

Difficult Class 2 Hike. Ascend through Hope Pass and up Hope’s East Ridge. Summit is 13,933'

Nonstop gain from Trailhead to Summit.

https://www.14ers.com/route.php?route=201408141940373&type=13ers

Check Strava for times.  This guy did up & down in 2h17m19s https://www.strava.com/activities/2534875642/overview

This is probably the longest available route alongside and through The Caucasian Biosphere Reserve - 70 km from the North side along the Eastern border by the Big Tkhach through the Damn Gate and then 67 km to the South by the route #8 to Rosa Khutor.