WorldwideUnited StatesCaliforniaCalabasasSummit To Summit MotorwayWorldwideUnited StatesCaliforniaCalabasasSummit To Summit MotorwayCycling Climbs in Summit To Summit Motorway There are 3 cycling climbs in Summit To Summit Motorway.Clicking on the climb category column will toggle between category and difficulty score.NameDistanceAvg GradientTotal ElevationClimb Category1.Summit to summit part one2.29 km2.2%49 mN/A2.Summit Mtwy East (Old Topanga to Adamsville)2.38 km2%75 mN/A3.Old T to Henrys Singletrack0.95 km3.4%32 mN/A