SMP Neutral Safety Switch

SMP neutral safety switch for V-twin motorcycles, engineered as a direct OEM replacement with hardened high-carbon steel stems. American-made to stringent specifications for reliable engagement and long service life.

Features

• American-made
• High carbon steel stems hardened to 48 Rockwell C
• Manufactured to OEM specifications
• Direct replacement for stock neutral safety switch

Specifications

• Brand: SMP
• Manufacturer Part #: MCNSS2
• UPC: 091769334987
• Length: 2.7 in
• Width: 3.9 in
• Height: 1.75 in
• Weight: 0.07 lbs

Fitment

Fits V-twin motorcycles including Harley-Davidson and Indian Motorcycle models.

Frequently Asked Questions

What does a neutral safety switch do?

It prevents engine start unless the transmission is in neutral, protecting against accidental movement when the rider engages the starter.

Is this a direct replacement for my stock switch?

Yes — this is manufactured to OEM specifications as a direct drop-in replacement for V-twin neutral safety switches.

Why are the stems hardened to 48 Rockwell C?

The hardened steel resists wear and ensures the switch engages reliably over thousands of start cycles, extending service life.

Will this work on my Harley or Indian?

Yes — this part fits V-twin motorcycles, including Harley-Davidson and Indian Motorcycle models.