Koso TNT-02 Combo Gauge - Speedometer Tachometer Combo Black — Harley-Davidson (1955-2026)

Koso TNT-02 combo gauge for Harley-Davidson motorcycles, integrating speedometer and tachometer into a compact 5-inch display. Uses the factory transmission speed sensor and includes odometer, trip meter, fuel level readout, and adjustable backlight brightness.

Features

• Speedometer and tachometer combo
• Odometer and trip meter functions
• Fuel level indicator
• RPM display
• Adjustable backlight brightness
• Factory transmission speed sensor compatible

Specifications

• Brand: Koso
• Manufacturer Part #: BA058100-HD
• Length: 3 in
• Width: 3 in
• Height: 5 in
• Weight: 1 lbs
• Country of Origin: Canada

Fitment

Fits Harley-Davidson motorcycles equipped with a factory transmission speed sensor.

Frequently Asked Questions

Does this gauge work with the factory speed sensor?

Yes — the TNT-02 is designed specifically for Harley-Davidson and uses your factory transmission speed sensor. No adapter needed.

What functions does this combo gauge display?

Speed, RPM, odometer, trip meter, fuel level, and indicator lights. Backlight brightness is adjustable for day and night riding.

How big is the display?

The gauge is 5 inches tall and 3 inches wide and deep — a compact replacement for dual individual gauges.

Will this fit all Harley models?

It fits Harley models with a factory transmission speed sensor. Verify your bike has this sensor before ordering if you're unsure.