Lamar Stridewell A4450 Resistance: 16 Levels Programs: 11 Programs: Manual, Rolling Hills, Peak, Plateau, Mountain Climb, Hill Intervals, Strength Intervals, Fat Burn HRC, Cardio HRC, Custom 1 & Custom 2. Feedback: Speed, Tim, Distance, Pulse, RPM, Watts, Calories, Level. Arm System: Synchronized Motion with 5 Adjustment Positions. Stide length; 12" Up to 350 lb User Weight