Koso Multifunction 4.5" Gauge - Chrome Bezel, PRE Canbus — Harley-Davidson Road King, Road King Classic, Softail Heritage Classic (2004-2013)

Koso HD-05 multifunction gauge with chrome bezel, a 4.5-inch tach and speedo combo designed for gas tank-mounted applications on Harley and Indian models. Plug-and-play integration with your bike's CAN BUS system — no custom wiring required.

Features

• Tachometer and speedometer combo
• Programmable shift light with gear indicator
• Engine temperature and battery voltage readouts
• Average fuel economy display
• Complete system of vital-sign indicators
• 100% plug-and-play into stock harness
• CAN BUS compatible

Specifications

• Brand: Koso
• Manufacturer Part #: BA072100
• Gauge Diameter: 4.5 inches
• Length: 3 in
• Width: 3 in
• Height: 5 in
• Weight: 0.6 lbs
• Country of Origin: China (Taiwan)

Fitment

Fits 4.5-inch gas tank-mounted gauge applications on Harley and Indian motorcycles with CAN BUS systems.

Frequently Asked Questions

Will this work with my bike's factory CAN BUS system?

Yes — this gauge is designed to plug directly into your stock harness and integrate with your bike's CAN BUS without additional modules or custom wiring.

Do I need to reprogram the shift light?

The shift light is programmable, allowing you to set your preferred RPM threshold for upshift alerts and gear indication.

What information does the gauge display?

Tach, speedo, gear indicator, engine temperature, battery voltage, average fuel economy, and a full suite of warning indicators.

Is this a direct plug-and-play install?

Yes — it fits directly into the stock harness on gas tank-mounted gauge applications with no custom wiring or modifications required.

What size is this gauge?

4.5 inches in diameter, designed to fit standard gas tank-mounted gauge openings on compatible Harley and Indian models.