Koso meters are designed to give riders clear, reliable information in a compact and modern display, making them a smart upgrade for both custom builds and everyday motorcycles.

Our TNT‑01 multifunction meter is perfect for all Harley-Davidson® and special projects. The TNT‑01 meter uses a stepper motor for a fast and smooth response.

• Clear speed and distance information
• Tachometer/RPM information for performance monitoring
• Easy-to-read display with backlight functionality
• Temperature monitoring where supported
• Voltage monitoring where supported

Specifications

• Speedometer Range: 0 ~ 225 MPH (0 ~ 360 km/h) | Unit: MPH or km/h.
• Odometer Range: 0 ~ 99,999 miles (km) | Unit: 1 mile (km)
• Tripmeter A/B Range: 0 ~ 999.9 miles (km) | Unit: 0.1 mile (km)
• Tire circumference Range: 300 ~ 2,500 mm | | Unit: 1 mm Sensitive point: 1 ~ 20.
• Tachometer Range: 0~10,000 RPM.
• Shift‑light Range: 8,000 ~ 10,000 RPM | | Unit: 100 RPM.
• Warning (shift light) Range: Light on (F‑OFF), Flash (F‑ON)
• RPM input signal number Range: 0.5, 1 ~ 24.
• RPM input pulse Range: HI‑ACT (positive wave pulse) LO‑ACT (negative wave pulse)
• Fuel meter Range: 6 levels | | Unit: 1 level = 16.6 %
• Effective temperature range 14 ~ 140 °F (‑10 ~ 60 °C)
• Fuel resistance Range: 100 Ω / 250 Ω / 510 Ω / 1,200 Ω / SW.
• Clock Range: 24 H format.
• Volt meter Range: DC 8 ~ 18 V | Flashing Warning light (< DC 11.5 V or > DC 15.5 V).
• Backlight brightness Range: 1/5 (darkest) ~ 5/5 (brightest)
• Indicator lights Neutral / High beam / Turn signals / Check engine / Oil level / Temperature / Speeding / RPM shift light.
• Effective voltage DC 12 V.
• Sensor included Active speed sensor : BF019005.