B&M 46112 Shift Knob with Momentary Switch

Shifter Accessory

PART# 46112

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$91.12   Suggested Retail
$73.81   Your Price
Estimated shipping date: 11/30/2020
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This B&M shift knob has a 12-volt momentary switch which can be used to activate a trans-brake, launch control, nitrous oxide or two-step ignition control. Fits all B&M shifters with a threaded shift stick and comes with numerous sized adapters to fit various other shift sticks or shifters. SAE thread adapters fit 1/2-20, 3/8-24, 3/8-16, and 5/16-18 threads and works with 12 volt and 16 volt systems.


  • Works With 12 or 16-volt Systems
  • Can Activate a Nitrous Oxide System
  • Comes with Numerous Adapters
  • Can Activate a Two-step Box
  • Can Activate a Roll Control

Product Attributes

Emission Code5
Product TypeShifter Knobs
California Proposition 65 Chemical Name 1Arsenic Trioxide
California Proposition 65 Chemical Name 2Bisphenol A (BPA)
California Proposition 65 RequiredEthyl Acrylate
Part Number46112



This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

Tech Resources

Thread adapters fit 1/2-20, 3/8-24, 3/8-16, and 5/16-18 threads and works with 12-volt and 16-volt systems.
Product Reviews

    *Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages.

    Some parts are not legal for use in California or other states with similar regulations.