Had a GR2100 for 7 years and the last 3 years was about $1000 to fix. By 500 hours felt could no longer afford it, pto clutch, GLide Steer cables on 3 occasions, etc... Was lead to believe the GR2120 was "new and improved. Traded in GR2100, got new GR2120-5 hours on it and in shop twice...