Shift Light | Digital Tach & Optional Auto-Shift Output

RPM Shift Light for Cars & Motorcycles (Digital Tach with Optional Auto-Shift Output)

This RPM shift light is built for drivers and riders who want precise, repeatable shift timing with the flexibility to expand into automatic shifting. With a built-in digital tachometer, programmable RPM settings, and an optional auto-shift output, it delivers reliable performance for both street and track use.

This system can be used as a standalone shift light or expanded to trigger an automatic shifting setup.

Why drivers choose this shift light:

• Never miss a shift at high RPM  
• Improves consistency and driver reaction time  
• Optional auto-shift output for expanded functionality  
• Compact design fits almost anywhere in your vehicle  
• Compatible with a wide range of cars and motorcycles  

Key Features

Programmable Shift Point

• Easily set your desired shift RPM using the built-in display and buttons  
• Adjustable pulses per revolution for accurate RPM readings across different engines  
• Consistent, repeatable shift indication every pass  

Built-In Digital Tachometer

• Displays real-time RPM when not in programming mode  
• Eliminates the need for a separate tach  
• Clear, easy-to-read digital display  

Optional Auto-Shift Output

• Sends a trigger signal at your programmed shift RPM  
• Can be used to activate air shifters or other external devices  
• Simple 4-wire setup when enabled  
• Ideal for users planning to upgrade to automatic shifting  

High-Visibility LED System

• Seven ultra-bright LEDs visible even in direct sunlight  
• Multiple color options available  
• Includes covers to reduce brightness for night driving  

Compact, Durable Construction

• Only 3.625" long and 0.75" in diameter  
• Machined from 6061-T6 aluminum  
• Matte black powder-coated finish  
• Lightweight and easy to mount in tight spaces  

Quick and Simple Installation

• Standard 3-wire hookup: power, ground, and tach signal  
• Optional 4th wire for auto-shift output  
• Includes 10 ft cable for cars and 5 ft for motorcycles  
• Multiple mounting options included  

Compatibility

• Works with most cars and motorcycles  
• Adjustable input sensitivity supports a wide range of tach signals  

Note: Auto-shift functionality requires additional external components such as an air shifter system. This product provides the trigger output only.

Looking for a complete automatic shifting system with ignition cut? Check out our Auto-Shift and Soft Kill systems.