Koso RX4 suitable for Yamaha MT-09 ® 2017-2020

Koso RX4 | Multifunction Meter for Yamaha® MT-09 (2017–2020)

The Koso RX4 combines modern styling with a color-customizable LCD display and a comprehensive feature set. This plug-&-play unit for Yamaha® MT-09 (2017–2020) delivers clear readouts of all key ride data plus Bluetooth functions.

Core functions include speedometer, tachometer, clock, gear indicator, trip meters, fuel gauge, current & average fuel consumption, voltmeter, riding time, and riding mode. Control and warning lights cover ABS, engine, oil, QS signal, TCS, coolant temperature, shift light, IMMO, low fuel, high beam, and turn signals.

Note: Compatible only with part numbers BS2-83500-00, BS2-83500-10, BS2-83500-20, BS83500-30 (printed on the rear of the OEM unit).

Key Features & Functions

• Speedometer: 0–360 km/h (0–225 mph), switchable

• Odometer: 0–999,999 km (miles), auto reset on overflow

• Trip 1 & 2: 0.0–9,999.9 km (miles), manual reset

• Gear indicator: –, N, 1–6; max gear record

• Tachometer (MT-09): 0–13,000 RPM; max RPM display

• Shift light: steady/flashing/BAR; MT-09 setpoint 1,000–13,000 RPM (1,000/500 RPM steps)

• Air & coolant temperature: air −10–100 °C; coolant 0–250 °C; max record & LO/HI warning

• Fuel system: 6-level gauge; low-fuel warning threshold (blink at ≤1 segment)

• Fuel consumption: current & average (km/l, l/100 km, MPG US/GB)

• Clock & timers: 12h/24h; riding time 0–999.9 h; cumulative time 1/2

• Voltmeter: 8.0–18.0 V; configurable low/high alerts (0.1 V steps)

• Targets & records: target speed 0–360 km/h; target distance 50–1,500 m; top speed/distance/time

• Bluetooth & phone info: connection, phone battery, call/online call/music/info push*

• Riding modes & TCS: STD/A/B (model-dependent), TCS 1/2/OFF

• Backlight: blue, green, orange, white

* As specified: iOS supported (calls/music/push), Android limited (e.g., number display).

Integrated Indicators/Warnings

ABS (amber), left/right indicator (green), engine (amber), QS (green), TCS (amber), neutral (green), coolant warning (red), shift light (red), IMMO (red), low fuel (amber), high beam (blue), oil pressure (red).

Technical Data

• Voltage: DC 12 V

• Operating temperature: −20 to +85 °C

• Storage temperature: −30 to +90 °C

• Standard: JIS D 0203 (S2)

• Size: 170 × 86.2 × 42.5 mm

• Weight: approx. 244 g

Package Contents:

• LCD meter – 1×

• Meter bracket – 1×

• Washer M5 – 3×

• Screw M5 × 12 L mm – 2×