WorldwideUnited StatesCaliforniaRowland HeightsGraystone WayWorldwideUnited StatesCaliforniaRowland HeightsGraystone WayCycling Climbs in Graystone Way There are 2 cycling climbs in Graystone Way.Clicking on the climb category column will toggle between category and difficulty score.NameDistanceAvg GradientTotal ElevationClimb Category1.The Grinch's Driveway0.76 km11.8%89 mCat. 42.Fire Road Climb From Black Walnut To No Name DH0.33 km8.5%28 mN/A