About this item Specifications: 2 positions 4 Push-in Terminals Compatible Models: Ariens: 21546205, AYP: 153664, 176138, 532176138, Briggs & Stratton: 5022182, Cub Cadet: 725-3164A, 925-3164A, Dixie Chopper: 500135 : 22182, 5023455, Husqvarna: 532153664, 532176138, John Deere: TCA15398, MTD: 725-3164A, 725-3164S, 925-3164A, Simplicity: 7022886YP, Snapple 2-2886, 7022886, 7022886YP, Toro 104-3338, Wright 52410005 Replaceable part number: 153664 176138 925-3164A 22182 22886 Interlock switch 176138 disables the ignition system if it detects the lawn tractor is started or running in unsafe operating conditions.Please note your part number before purchasing to ensure that this is the right interlock switch for your equipment model When installing, remember to do so in a well-lit and well-ventilated space, taking appropriate safety precautions such as work gloves