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authorised uk distributor of koso & daytona

KOSO HD-03, 4 gauge plug and play set For Harley Davidson FLHX, FLTC and FLTR

  • $913.02
Item in Stock | Usually dispatched within 24 hours

This plug & play kit from Koso is now available to replace stock meters without any hassle! There is no need to drill holes or to rewire the meters, they will fit directly on the OEM dash and connectors. The kit features a dual color changeable LCD display (red and blue) for a custom look to fit your motorcycle. The HD‑03 kit includes a multifunction speedometer, tachometer, oil temperature meter, and a fuel level meter. If you’re looking to enhance the look of your Harley, Koso has the plug & play solution for you !

  • Fit Harley‑Davidson® FLHX, FLTC and FLTR from 2014 to 2018.
  • Plug & play
  • Features a 2 colour changeable LCD display
  • Will not work with CVO models

Visit the HD-03 meter kit setting video tutorials page for more information on the setup.

SpeedometerDisplay range : 0 ~ 299 km/h   0 ~ 199 mph, Switchable
Display unit : 1 km/h (mph)
Display interval<0.5 second
Overspeed warning settingSetting range : 30 ~ 299 km/h – 19 ~ 199 MPH
When above (including) setting value, warning light will turn on
Max speed recordDisplay range : 0 ~ 299 km/h (mph)
OdometerDisplay range : 0 ~ 999,999 km/h (mph)
Display unit : 1 km (mile)
Tripmeter A/BDisplay range : 0 ~ 9,999.9 km (mile)
Display unit : 0.1 km (mile)
Mileage maintenanceSetting range : off / 500 ~ 16,000 km (300 ~ 10,000 miles) ~ -999 km (mile),
Decrease according to the increase in total mileage, Setting unit : 1 km (mile)
Gear positionsDisplay range : N, 1, 2, 3, 4, 5, 6
TachometerDisplay range : 0 ~ 9,990 RPM
Display unit : 10 RPM
RPM shift lightDisplay range : 2,000 ~ 8,000 RPM,
Warning lights on when exceed setting value (including)
Setting unit : 100 RPM
Max rotating speedDisplay range : 0 ~ 8,000 RPM
Display unit : 100 RPM
Engine TemperatureDisplay range :  40 ~ 300°C /  40 ~ 572°F
Fuel levelDisplay range : HD Std / Cust
Fuel warning settingSetting range :


  1. HD Standard – LCD flashing as warning when Fuel level resistance is greater than 211Ω, and will turn off when resistance is smaller than 187Ω.
  2. Customize – LCD flashing as warning when Fuel level resistance is lower than 20%, and will turn off when Fuel level is higher than 30%
Fuel tank volumeSetting range : Off / 1.0 ~ 9.9 US gallons
Average fuel consumptionSetting range : Off / L/100 km / km/L / MPG (US specs) / MPG (UK Specs)
Range / Remaining mileageDisplay range : 0 ~ 9,999 km (6,249 miles)
Display unit : 1 km (mile)
Range / Remaining mileage warningDisplay range : LCD shows “LO RNG” and flashing as warning when range / remaining mileage is lower than 16 km (10 miles)
ClockSetting range : 12H / 24H format
Oil temperature meterDisplay range : 0 ~ 400°F (32 ~ 248°C)
Display unit : 1°C (°F)
Max Oil temp recordDisplay range : 0 ~ 400°F (32 ~ 248°C)
Volt meterDisplay range : 8 ~ 18V
Digits brightnessSetting range : 1/5 (darkest) ~ 5/5 (brightest)
Digits colorSetting range : Red / Blue
Operating voltage12V
Temperature range-10 ~ 60 °C
SpecificationsJIS D 0203 (S2)
Meter weight
  • Speedo/Tacho : 286g
  • Oil temp : 81g
  • Fuel level : 81g
Indicator lights
  • Turn signals (Green)
  • Photometric sensing (No color)
  • Oil (Red)
  • Engine warning (Yellow)
  • Constant speed (Orange/Green)
  • Security (Red)
  • Water temperature (Red)
  • Warning light (Yellow)
  • High beam (Blue)
  • Fog light (Yellow)
  • ABS (Red)


We use Royal Mail for all shipments except for the specific FedEx service offered to international customers. 

Every effort will be made to dispatched the goods as soon as possible after your order has been accepted. However, we will not be liable for any loss or damage suffered by you through any reasonable or unavoidable delay in delivery. In this case, we may inform you of the delay and the reason for the delay as soon as is practical.

Royal Mail 24 Hour tracked is not a guaranteed service as noted in Royal Mail's terms and conditions we do not except any liability for shipments that take longer than one working day to be delivered. We cannot open an investigation with Royal Mail until after 1 week of the posted date.

Royal Mail 48 Hour tracked is not a guaranteed service as noted in Royal Mail's terms and conditions we do not except any liability for shipments that take longer than two working day to be delivered. We cannot open an investigation with Royal Mail until after 1 week of the posted date.

Free postage is only offered on UK 48 hour postage, not any of the other services we provide.


Goods which prove unsuitable may be returned for refund, credit or exchange if they are returned to ourselves within 14 days of receipt. Subject to the following conditions:

-  Item(s) are returned carriage paid.
-  Item(s) are received in a resalable condition.
-  Item(s) should be returned unused in their original condition in order to secure a refund.
-  Item(s) are returned complete with all packaging in good condition. (We reserve the right to levy a charge to replace product packaging which is damaged or defaced).
-  We cannot accept any items which have been specially ordered for you or manufactured to your specification for return.
-  All returns are to be accompanied by the sender's name and address, invoice number (these are found on the invoice), and reason for return. 

-  We cannot accept responsibility for returned parcels which are undelivered, please retain your proof of postage etc. You may require it in the event of a claim with your carrier.

-  Restocking fee of 10% might be applied to all returned goods that are not deemed faulty.

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