KOSO, DB01-RN multifunctional speedometer / tachometer
The improved successor of the DB-01R and DB-01R+ series. Designed for all types of motorcycles. Bright display. E-approved and ABE approved. Comes with an active sensor so the use of a magnet is not required. Offers a very wide range of information in a small package of just 120mm wide x 20mm deep x 50mm high. - 12V DC - White backlight; 5 brightness levels - Speedometer: 0-360 km/h (0-225 mph) - Odometer: 0 to 99;999.9 km (miles) - Trip meter A/B: 0 to 999.9 km (miles) - Tire circumference adjustment: 300-2500mm; per 1mm - Sensor points: 1-20 - RPM setting range: 0.5; 1; 2; to 25 - Tachometer: 0-15;000 rpm; 10 rpm adjustable - RPM range: 0-10000 rpm / 0-12000 rpm / 0-15000 rpm - Volt meter: 8.0 to 16.0 V DC - Clock: 0:00 - 23:59 (24h) / 1:00 - 12:59 (AM/PM) (12h) - Fuel level indicator: Adjustable for 100 ohms; 250 ohms; 270 ohms; 510 ohms; 1200 ohms; user - Fuel level display: 10 bars. With the fuel level below 10-50% (adjustable); the fuel level will start flashing - Top speed recording: 30 - 360 km/h (19-225 mph) - Average speed recording: 0-360 km/h (0-225 mph) - Hour meter A/B (total engine run time): 0 to 9999;9 hours; with automatic reset after 9999;9 hours - Volt meter: 8.0 to 16.0 V DC - Clock: 24h / 12h adjustable - Oil change interval: 8;000 to 900km / miles adjustable. Counts down as the number of km / miles increase. From 0 km/miles the warning light flashes and the device counts down to maximum minus 999 km/miles. Manual
The estimated dispatch time is displayed on each product page and depends on the product’s stock location:
- In stock: dispatch within 1–3 business days
- European stock: dispatch within 2–3 business days
- USA stock: estimated dispatch within 3–5 weeks
- Products with a specific lead time: estimated dispatch according to the timeframe displayed on the product page
Once your order has been dispatched, you will receive a confirmation email with tracking information.
Estimated carrier transit times are:
- France: 1–5 business days
- Most European destinations: 5–10 business days
- Countries outside the European Union: delivery times may vary depending on the destination and customs clearance
The dispatch estimate and carrier transit time are separate.
Compatibility
You can verify compatibility in two ways:
- Use the vehicle selector on the product page to check whether the part matches your motorcycle.
- Review the fitment table for the full list of compatible models and years.
Some parts may require additional components, modifications or a specific existing setup. Always read the fitment notes and product description before ordering.
Still unsure? Contact us with:
- motorcycle make and model;
- model year;
- exact version or trim;
- current modifications;
- product reference or link.
Our team will help you confirm compatibility before ordering.
Eligible items may be returned within 30 days of delivery.
To be accepted, the item must be:
- unused and uninstalled;
- in its original condition;
- returned with its original packaging, labels and accessories.
Parts that have been installed, damaged or modified cannot be returned.
Please contact us before sending an item back. Returns sent without prior authorization may not be accepted.
Return shipping costs remain the customer’s responsibility unless the item received is incorrect, damaged or defective.
Customs Duties & Taxes
European Union
Orders delivered within the European Union are shipped from France. No import duties are charged upon delivery.
Countries outside the European Union
Local VAT, customs duties and carrier clearance fees may apply. These charges are determined by the destination country and remain the customer’s responsibility.
Payment Options
We accept major credit and debit cards, PayPal and the installment payment methods displayed at checkout.
Eligible orders may be paid in 3 or 4 installments, subject to the payment provider’s approval and applicable limits.

