Toro Hour Meter TimeCutter Max 147 8791 23 RM3 81 lower maintenance and less wear lower maintenance and less wear on your engine with a high performance brushless DC motor 74730 (TimeCutter SS 5000 Riding Mower) allowing the user to easily track usage and adhere to scheduled maintenance and service intervals Model # Product Name 77505 TimeCutter Max 50in Zero Turn Riding Mower 77501 TimeCutter Max 50in Zero Turn Riding Mower 77502 TimeCutter MyRIDE 50in Zero Turn Riding Mower 77503 TimeCutter MyRIDE 54in Zero Turn Riding Mower 77504 TimeCutter Max 54in Zero Turn Riding Mower 77506 TimeCutter Max 54in Zero Turn Riding Mower 77507 TimeCutter MyRIDE 54in Zero Turn Riding Mower 77601 TimeCutter Max 60in Zero Turn Riding Mower 77603 TimeCutter MyRIDE 60in Zero Turn Riding Mower