Substitution: 176138 Learn why
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SUBSTITUTION
This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including 153664.
Part information
Helpful DIY instructions: Installation guide with video.
This interlock switch (part number 176138) is for lawn tractors.
Interlock switch 176138 disables the ignition system if it detects the lawn tractor is started or running in unsafe operating conditions.
Wear work gloves to protect your hands when installing this part.