Koso North America
Koso North America is a leading manufacturer of digital motorcycle gauges and electronic performance accessories engineered for accuracy and reliability. Known for advanced Koso gauges, digital speedometers and multifunction displays, the brand supports Harley-Davidson, metric motorcycles, ATV, UTV and powersports applications. Riders rely on Koso North America motorcycle parts for real-time engine data, clean integration and modern cockpit upgrades designed for both street and off-road use.
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
Out of stock
Koso North America - K1001R11 - Cylinder Head Temperature Sensor with Waterproof JST Connector - 10 mm
Koso North America
$33.95Koso North America - 22120376 - Cylinder Head Temperature Sensor with Waterproof JST Connector - 10 mmFeaturesTemperature Range: 0-150 C or 32-248 FSpecsRiding StyleSnowColor/FinishWhiteRiding...$33.95 -
Out of stock
Koso North America - BA004068 - Wideband Air/Fuel Ratio Meter
Koso North America
$468.95Koso North America - 10500229 - Wideband Air/Fuel Ratio MeterFeaturesAllows more precise tuningProgrammable warning alerts rider of too lean or too rich ratioDisplays ratio between 10.0-24.0Includes...$468.95 -
Out of stock
Koso North America - AM10700F - Heated Grip Kit with LED Indicator - Motorcycle - 7/8"
Koso North America
$104.95Koso North America - 06310110 - Heated Grip Kit with LED Indicator - Motorcycle - 7/8"FeaturesFeature multi-adjustment switchLED indicator with multi levelsShort circuit protection cuts power to the...$104.95 -
Out of stock
Koso North America - AX1070G0 - MX-1 Heated Grips for Snow/Dirt Bikes - 7/8"
Koso North America
$171.95Koso North America - 06310184 - MX-1 Heated Grips for Snow/Dirt Bikes - 7/8"FeaturesExternal temperature controllerFor use with twist throttle; includes interchangeable throttle camsRequires 35W and...$171.95 -
Out of stock
Koso North America - BA041000 - DB-01RN Multifunction Meter
Koso North America
$233.95Koso North America - 22100457 - DB-01RN Multifunction MeterFeaturesFeatures speedometer (0-225 mph/0-360 km/h), odometer, tachometer, trip meter, fuel meter, volt meter and clockMeasures 4.72” L x ...$233.95 -
Out of stock
Koso North America - BB026001 - XR-01S Speedometer - 2.94" L x 3.05" W x 0.94" D
Koso North America
$174.95Koso North America - 22100412 - XR-01S Speedometer - 2.94" L x 3.05" W x 0.94" DFeaturesIncludes six indicator lights with corresponding colors: neutral (green), high beam (blue), turn signal...$174.95 -
Koso North America - BA048KTM-1 - EX-02 Enduro - 1.57" L x 4.72" W x 0.90" H
Koso North America
$137.95Koso North America - 22100397 - EX-02 Enduro - 1.57" L x 4.72" W x 0.90" HFeaturesLightweight, compact and using a convenient speed sensor bracket, it can be quickly installed on most dirt...$137.95 -
Out of stock
Koso North America - BA048HON-1 - EX-02 Enduro - 1.57" L x 4.72" W x 0.90" H
Koso North America
$137.95Koso North America - 22100394 - EX-02 Enduro - 1.57" L x 4.72" W x 0.90" HFeaturesLightweight, compact and using a convenient speed sensor bracket, it can be quickly installed on most dirt...$137.95 -
Out of stock
Koso North America - BA074200-26 - Proton Water Temperature Gauge - With 26 mm Adapter
Koso North America
$71.95Koso North America - 22120795 - Proton Water Temperature Gauge - With 26 mm AdapterFeaturesProvides a precise reading of engine's coolant temperatureDesigned to function on virtually any motorsport...$71.95 -
Out of stock
Koso North America - BA074200-16 - Proton Water Temperature Gauge - With 16 mm Adapter
Koso North America
$71.95Koso North America - 22120792 - Proton Water Temperature Gauge - With 16 mm AdapterFeaturesProvides a precise reading of engine's coolant temperatureDesigned to function on virtually any motorsport...$71.95 -
Out of stock
Koso North America - BA074200-18 - Proton Water Temperature Gauge - With 18 mm Adapter
Koso North America
$71.95Koso North America - 22120793 - Proton Water Temperature Gauge - With 18 mm AdapterFeaturesProvides a precise reading of engine's coolant temperatureDesigned to function on virtually any motorsport...$71.95 -
Koso North America - AM111010 - Apollo Heated Grips - 7/8" x 120 mm
Koso North America
$159.95Koso North America - 06310237 - Apollo Heated Grips - 7/8" x 120 mmFeaturesUser can change settings without removing hands from the handlebarPlug-and-play wiring connections shorten installation...$159.95 -
Out of stock
Koso North America - 18610525 - Weld-On EGT Bushing
Koso North America
$32.95Koso North America - 18610525 - Weld-On EGT BushingFeaturesSpecsProduct NameBushingRiding StyleATVUnitsEachRiding StyleUTVRiding StyleOff-RoadTypeWeld-InRiding StyleSnowRiding StyleStreetTypeExhaust...$32.95 -
Out of stock
Koso North America - 18610523 - Weld-in O2 Sensor Bung
Koso North America
$13.95Koso North America - 18610523 - Weld-in O2 Sensor BungFeaturesSpecsRiding StyleUTVThread Diameter18 mmProduct NameBungUnitsEachTypeO2 SensorRiding StyleOff-RoadThread Pitch Metric1.5 mmRiding...$13.95 -
Koso North America - 18610522 - O2 Sensor Bung Plug
Koso North America
$9.95Koso North America - 18610522 - O2 Sensor Bung PlugFeaturesSpecsProduct NamePlugRiding StyleSnowTypeO2 Sensor BungUnitsEachRiding StyleOff-RoadThread Diameter18 mmRiding StyleATVRiding...$9.95 -
Koso North America - 18610521 - Wide-Band Bosch O2 Sensor
Koso North America
$174.95Koso North America - 18610521 - Wide-Band Bosch O2 SensorFeaturesSold as eachSpecsProduct NameSensorRiding StyleOff-RoadTypeO2 SensorRiding StyleStreetRiding StyleATVThread Diameter18...$174.95 -
Out of stock
Koso North America - 18610524 - O2 Sensor Bung Adapter
Koso North America
$48.95Koso North America - 18610524 - O2 Sensor Bung AdapterFeaturesSpecsRiding StyleUTVTypeO2 Sensor BungUnitsEachAdapts2-StrokeRiding StyleATVProduct NameAdapterRiding StyleSnowRiding StyleStreetRiding...$48.95 -
Out of stock
Koso North America - 22120832 - MS-01 Multifunctional Gauge - Universal
Koso North America
$450.95Koso North America - 22120832 - MS-01 Multifunctional Gauge - UniversalFeaturesCan display: Speedometer, Gear Meter, Tachometer. Thermometer, A/F ratio, Fuel Level, Digital Clock, Volt Meter, Target...$450.95 -
Out of stock
Koso North America - 22120829 - Air/Fuel Gauge - Black - 6ft
Koso North America
$499.95Koso North America - 22120829 - Air/Fuel Gauge - Black - 6ftFeaturesThe large digits and bright back light makes it easy to read at anytimeEasy to operate, compact and lightweight and can be mounted...$499.95 -
Koso North America - 22120796 - Proton Voltmeter
Koso North America
$61.95Koso North America - 22120796 - Proton VoltmeterFeaturesOperates with a CR2032 replaceable batteryAll necessary hardware included and provides a clean simple installSpecsProduct NameMeterReadout...$61.95 -
Out of stock
Koso North America - 22120741 - I-Gear Thermometer - Red Digits
Koso North America
$61.95Koso North America - 22120741 - I-Gear Thermometer - Red DigitsFeaturesDisplay range 32-248 FFlashes warning when temperature exceeds 248 FMeasures 1.57" diameter x .43" DPower DC 12 VSpecsProduct...$61.95 -
Out of stock
Koso North America - 22120740 - I-Gear Volt Meter - Red Digits - 1.57" Diameter x 0.43" D
Koso North America
$49.95Koso North America - 22120740 - I-Gear Volt Meter - Red Digits - 1.57" Diameter x 0.43" DFeaturesFlashing low voltage warningMeasures 1.57" diameter x .43" DEffective temperature range: 14 ~ 140...$49.95 -
Out of stock
Koso North America - 22120739 - I-Gear Thermometer - Blue Digits
Koso North America
$61.95Koso North America - 22120739 - I-Gear Thermometer - Blue DigitsFeaturesDisplay range 32-248 FFlashes warning when temperature exceeds 248 FMeasures 1.57" diameter x .43" DPower DC 12 VSpecsFace...$61.95 -
Out of stock
Koso North America - 22120738 - I-Gear Volt Meter - Blue Digits - 1.57" Diameter x 0.43" D
Koso North America
$49.95Koso North America - 22120738 - I-Gear Volt Meter - Blue Digits - 1.57" Diameter x 0.43" DFeaturesFlashing low voltage warningMeasures 1.57" diameter x .43" DEffective temperature range: 14 ~ 140...$49.95 -
Out of stock
Koso North America - 22120735 - Super Slim Temperature Gauge
Koso North America
$61.95Koso North America - 22120735 - Super Slim Temperature GaugeFeaturesDisplays temp within a 32-248 F range with a resolution of 0.1 FVisual high temp warningSpecsLength Imperial1-1/16''TypeTemperature...$61.95 -
Koso North America - 22120563 - Super Slim Volt Meter - Red Digits - 2.22" W x 1.06" H x 0.43" D
Koso North America
$49.95Koso North America - 22120563 - Super Slim Volt Meter - Red Digits - 2.22" W x 1.06" H x 0.43" DFeaturesDisplays voltage within 8-18V range with a resolution of 0.1VVisual low-voltage...$49.95 -
Out of stock
Koso North America - 22120552 - Cylinder Head Temperature Meter - Honda - Grom®
Koso North America
$120.95Koso North America - 22120552 - Cylinder Head Temperature Meter - Honda - Grom®FeaturesPeak recall function allows you to see maximum temperature reachSpecsDepth Imperial29/64''Product...$120.95 -
Out of stock
Koso North America - 22120312 - Super Slim Temperature Gauge
Koso North America
$61.95Koso North America - 22120312 - Super Slim Temperature GaugeFeaturesDisplays temp within a 32-248 F range with a resolution of 0.1 FVisual high temp warningSpecsRiding StyleStreetWidth...$61.95 -
Out of stock
Koso North America - 22120311 - Super Slim Volt Meter - Blue Digits - 2.22" W x 1.06" H x 0.43" D
Koso North America
$49.95Koso North America - 22120311 - Super Slim Volt Meter - Blue Digits - 2.22" W x 1.06" H x 0.43" DFeaturesDisplays voltage within 8-18V range with a resolution of 0.1VVisual low-voltage...$49.95 -
Out of stock
Koso North America - 22120310 - Cylinder Head Temperature Sensor - 14 mm - 32° F - 482° F
Koso North America
$43.95Koso North America - 22120310 - Cylinder Head Temperature Sensor - 14 mm - 32 F - 482 FFeaturesFor cylinder head studsSpecsColor/FinishWhiteRiding StyleATVUnitsEachProduct NameSensorRiding...$43.95 -
Out of stock
Koso North America - 22120309 - Cylinder Head Temperature Sensor - 10 mm - 32° F - 482° F
Koso North America
$43.95Koso North America - 22120309 - Cylinder Head Temperature Sensor - 10 mm - 32 F - 482 FFeaturesFor cylinder head studsSpecsColor/FinishBlackColor/FinishWhiteRiding StyleAdventure Touring /...$43.95 -
Koso North America - 22120287 - Oil Temperature Sensor - M14 x P1.5
Koso North America
$21.95Koso North America - 22120287 - Oil Temperature Sensor - M14 x P1.5FeaturesAvailable in a multitude of sizes for any applicationSpecsRiding StyleSnowTypeOil TemperatureUnitsEachRiding StyleATVRiding...$21.95 -
Out of stock
Koso North America - 22120285 - Oil Temperature Sensor - M12 x P1.5
Koso North America
$21.95Koso North America - 22120285 - Oil Temperature Sensor - M12 x P1.5FeaturesAvailable in a multitude of sizes for any applicationSpecsRiding StyleStreetProduct NameSensorRiding StyleATVRiding...$21.95 -
Out of stock
Koso North America - 22120284 - Oil Temperature Sensor - M10 x P1.0
Koso North America
$21.95Koso North America - 22120284 - Oil Temperature Sensor - M10 x P1.0FeaturesAvailable in a multitude of sizes for any applicationSpecsRiding StyleStreetProduct NameSensorRiding StyleOff-RoadRiding...$21.95 -
Koso North America - 22120281 - Cylinder Head Temperature Sensor - 10 mm
Koso North America
$29.95Koso North America - 22120281 - Cylinder Head Temperature Sensor - 10 mmFeaturesTemperature Range: 0-150 C or 32-248 FSpecsColor/FinishBlackColor/FinishRedDiameter Imperial25/64''Riding...$29.95 -
Out of stock
Koso North America - 22120280 - Water Temperature Sensor Adapter - 26 mm
Koso North America
$46.95Koso North America - 22120280 - Water Temperature Sensor Adapter - 26 mmFeaturesMount and clamps includedSensor not includedSpecsRiding StyleAdventure Touring / Dual-SportRiding StyleSnowRiding...$46.95 -
Out of stock
Koso North America - 22120279 - Water Temperature Sensor Adapter - 22 mm
Koso North America
$41.95Koso North America - 22120279 - Water Temperature Sensor Adapter - 22 mmFeaturesMount and clamps includedSensor not includedSpecsDiameter Imperial0.87''Product NameAdapterUnitsKitRiding...$41.95 -
Out of stock
Koso North America - 22120278 - Water Temperature Sensor Adapter - 18 mm
Koso North America
$37.95Koso North America - 22120278 - Water Temperature Sensor Adapter - 18 mmFeaturesMount and clamps includedSensor not includedSpecsRiding StyleOff-RoadRiding StyleWatercraftDiameter Imperial0...$37.95 -
Koso North America - 22120276 - Water Temperature Sensor Adapter - 14 mm
Koso North America
$32.95Koso North America - 22120276 - Water Temperature Sensor Adapter - 14 mmFeaturesMount and clamps includedSensor not includedSpecsColor/FinishBlackRiding StyleWatercraftTypeWater TemperatureDiameter...$32.95 -
Out of stock
Koso North America - 22110188 - Tachometer Signal Filter
Koso North America
$60.95Koso North America - 22110188 - Tachometer Signal FilterFeaturesIdeal for all different types of applicationsSpecsRiding StyleATVRiding StyleOff-RoadProduct NameSignal FilterRiding StyleStreetRiding...$60.95
Koso North America Advanced Gauge Systems – Digital Speedometers, Sensors & Heated Grip Components
Koso North America specializes in precision-engineered digital instrumentation that delivers clear, reliable data across a wide range of riding conditions. The lineup includes digital speedometers, tachometers, air/fuel ratio meters, temperature gauges and multifunction displays designed to improve engine monitoring and rider awareness. Popular solutions such as Koso digital gauge clusters and compact LCD meters are widely used on Harley-Davidson platforms, offering modern styling while retaining essential performance data for touring and performance-focused builds.
Beyond dashboards and displays, Koso North America offers a comprehensive range of engine sensors and electronic components. These include cylinder head temperature sensors, oil and water temperature sensors, wideband O2 sensors, EGT hardware, speed sensors and signal converters. When paired with Koso air fuel gauges or multifunction meters, these components help riders fine-tune performance, monitor engine health and maintain consistency across changing conditions.
In addition to its gauge technology, Koso North America offers heated grips, USB chargers and electrical accessories to support year-round riding comfort and convenience. From thumb-controlled heated grip kits and throttle-by-wire options to USB-C chargers, phone mounts and LED lighting, Koso products enhance both functionality and rider comfort. Whether upgrading to Harley digital gauges, adding real-time engine monitoring or improving cold-weather rideability, Koso North America provides dependable electronic solutions trusted across street, off-road and powersports segments.