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Koso HD-01R Tachometer With Oil Pressure - BB551B20
Koso HD-01R Tachometer With Oil Pressure - BB551B20 - Image 2 Koso HD-01R Tachometer With Oil Pressure - BB551B20 - Image 2
To make the needle stable for the high vibrations, a stepper motor is used. With the auto-scan function, the meter will scan when the engine is turned on. This Tachometer with illuminated needle is very easy to read at night. The odometer and trip meter on the digital screen give the precise mileage. This instrument will work with the OEM speed sensor.

Other Part Numbers:
Koso #27-5768

Proposition 65

⚠ WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Koso Banner

Who Is KOSO? 

KOSO is an aftermarket company founded in 1981 and started as Tong Yah Industrial co. ltd, which initially produced motorcycle performance parts. Then in 1989, the company changed its name to Tong Yah Electronic Technology and began to build meters and use electronic production lines. Today, KOSO is recognized as one of the most sought-after motorcycle aftermarket brands in the market and is used by thousands of enthusiasts around the world.

Quality Products

KOSO has established its name as a brand synonymous with quality and performance. With over 35 years of experience manufacturing and designing high-quality products, KOSO has become well-known across the Powersports and OEM industries with a reputation for reliability and innovation. Quality has always remained their top priority, whether they are manufacturing a product under private label, aftermarket, or OEM products. 

World-Renowned Brand

Innovation and creating new technologies are the keys to KOSO’s philosophy and allow them to push their limit further. In 2000, the company became an ISO 9002 certified company enabling them to maintain their high-quality standard through all their facilities. KOSO was also able to establish multiple facilities in different parts of the world, such as the US and Europe helping them cater to all their customers.

Purchase KOSO Products At Vivid Racing

If you are in the market for high-quality motorcycle performance parts and accessories, then KOSO is the brand for you. For years KOSO has had the opportunity to work with the best team of engineers in the industry. KOSO has remained an analog and digital technology leader with our state-of-the-art testing equipment and production facilities. 

KOSO produces a wide range of quality gauges/meters, heated equipment, LED indicators, taillights, and headlights, as well as mirrors and engine parts. KOSO is proud to offer complete quality products for serious riders. To know more about KOSO, visit Vivid Racing and check out their list of products that fit your specific need.





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Things
Sale price None
Wholesale price $186.72
Shipping Weight: 0.92
Length: 4
Width: 3
Height: 5
Zone Name Flat Rate
Arizona $12.75
US-Only $12.75
USA-West-Coast $12.75
USA-East-Coast $12.75
USA-Mid-West $12.75
Product Added At Tuesday 17 August, 2021
Product Modified At Friday 11 July, 2025
Imported By ETLOverride
Last Edited By WPS_FTP_AVD
View In Admin

Emissions Info
Carb Approved Yes
Carb Number -
Epa Status -
Prop65 -
Carb Required -
Vendors
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Vendor Inv Cost Retail Jobber MAP Core Updated
Western Power Sports $158.24 $237.95 ? $237.95 ? 2025-07-11 11:08:01


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