WorldwideUnited StatesCaliforniaPalmdale55th Street WestWorldwideUnited StatesCaliforniaPalmdale55th Street WestCycling Climbs in 55th Street West There are 2 cycling climbs in 55th Street West.Clicking on the climb category column will toggle between category and difficulty score.NameDistanceAvg GradientTotal ElevationClimb Category1.The Back Stairs0.77 km3.6%28 mN/A2.Avila Grunt0.53 km4.6%25 mN/A