ATV / UTV

Our Mini4 tachometer uses an LCD screen powered by an inner CR 2032 changeable battery that allows installation on any vehicle. With the small, com...

Clamp 7/8” Rod: 9 3/16” Black 8mm thread

Toxic meters have LED backlight. The speedometers work by cable. The instruction sheet with connection instructions is included.

Toxic meters have LED backlight. The speedometers work by cable. The instruction sheet with connection instructions is included.

Toxic meters have LED backlight. The speedometers work by cable. The instruction sheet with connection instructions is included.

This Adjustable RPM Signal Filter helps to stabilize bouncy RPM reading on your meter.  Its adjustable function from 0 to 100 kΩ makes it ideal for...

fits all EGT sensors Stainless steel

EGT Clamp 60-80mm

EGT Clamp 40-60mm

External Thumb Switch – for RX-2NS RPM Data Logger Fits on only RX-2NS RPM Data Logger For 7/8″ or 1″ handlebar

This small AC/DC Converter made of aluminum will convert AC power into DC power. The AC/DC converter’s compact size and strong resistance make it t...

O2 Sensor Bung Cap only for Air/Fuel Ratio meters

For 2 stroke engine only

O2 bung only for Air/Fuel Ratio meters

The DB-03R is a multifunction meter with a modern casing that provides necessary critical readings. The DB-03r features all standard indicators nee...

The DB-03R is a multifunction meter with a modern casing that provides necessary critical readings. The DB-03r features all standard indicators nee...

KOSO Water Hose Adapter

Fast Response (28-CKTYPEX) sensor. Clamp size : 40-60mm Clamp Included

Some applications require different alternatives from the conventional speed sensor that is installed on the wheel. Whether it is a question of app...

KOSO Hexagonal magnet screw

sold as a single unit

Screw Type For EX-02 KTM Applications only

Screw Type For EX-02 Japanese Applications only

KOSO Passive speed sensor SH-01

Today, many horsepower enthusiasts are upgrading their engine with turbo or supercharger. For this reason, we came up with this basic X‑1 boost gau...

The Mini 3 oil pressure meter is a must for all applications. Its reading can help you avoid major mechanical problems. If the pressure goes do...

KOSO PROTON Water temperature meter with adapter  

The Proton water temperature meter will provide you with a precise reading of your engines coolant temperature. Supplied with a 1/8 BSP sensor, ...

This compact and lightweight Mini 3 dual temperature meter features two temperatures output. This meter can give you precious information such as...

Koso’s DL‑01 meters use a reverse LCD display so when the meter is turned off, the screen is deep black.

Our Super Slim Style series is one of our best seller because its small and compact size makes it very easy to install at almost any location on th...

Our Super Slim Style series is one of our best seller because its small and compact size makes it very easy to install at almost any location on th...

The small and compact size of the i-Gear thermometer makes it very easy to install at almost any location on the ride. The blue or red illuminated ...

KOSO MINI 3 Ambient air temperature meter 2022

The RX‑2NR GP Style tachometer is the perfect race meter ! The 80 mm needle driven by a stepper motor is easy to read at high speed. Its multif...

The DL style meter serie is built using a reverse LCD screen that gives it a unique look as they become completely dark when turned off. Another g...

The HD‑01S for Harley‑Davidson® features a speedometer, an odometer, and a tripmeter. This instrument will fit the OEM speed sensor. Want something...

Thinner and lighter than its previous version, the XR‑S speedometer, our innovative XR‑01 speedometer most importantly features a larger, higher qu...

KOSO RX-2N GP Style Speedometer

The RX‑2 is one of Koso signature gauge. Its unique color changeable backlight makes it a very popular instrument. The illuminated needle with LED ...

With its attractive shape and size, the RX‑1N meter is a perfect meter for your bike. Whether you have a sports bike, naked bike, street fighter or...

The DL‑03SR GP Style multifunction meter features about all the functions you need to go on the street. The large digits, indicator lights and back...

Our DB‑01R+ multifunction meter is an upgraded version of our popular DB‑01R multifunction meter. Perfect for motorcycles, street fighters or dual‑...

Developed by Enduro riders and made especially for them, this EX‑02 speedometer is the perfect solution for all Enduro applications. Lightweight, c...

SpeedometerR: 0 ~ 225 MPH (0 ~ 360 km/h)U: MPH or km/h OdometerR: 0 ~ 99,999 miles (km)U: 1 mile (km) Tripmeter A/BR: 0 ~ 999.9 miles (km)U...