The elaborated exhaust system with style, lightness and sound quality!

[Big Machine Zero: Sentences – by Hiroaki Numao

Exhausts for the latest machines were released from Yamamoto Racing that is familiar with SPEC-A of high performance exhaust system. It is full of ingenuity to maximize the appeal of the motorcycle.

“The ideal exhaust system”, in order to realize this, Yamamoto Racing sticks to “material”, “Passing of regulations” and “price” thoroughly. They are based on the assumption that power-up in whole engine rotation speed range and weight reduction. In order to offer only the products that will satisfy the user on that basis, they will pour the technology backed up from racing activities that is continuing to join from ’80s.

It is the purpose of carefully building up to do comprehensive production in their company, which is disadvantageous in terms of cost.

CBR250RR (’17-) SPEC-A SLIP-ON

The slip-on exhaust system for the new CBR250RR is also kept in its attitude. In addition to improving the performance, it has achieved 2.2-3 kg weight reduction from the STD exhaust system. In addition, they pursued designs that fit to the edgy RR, devised baffles and separators in the silencer to alleviate harsh sounds, and also stuck to comfortable sound quality

[TYPE-SA]
•Price including tax: 75,600 yen

[TYPE-S]•Price including tax: 64,800 yen

[Titanium]•Price including tax: 61,560 yen

[Carbon]•Price including tax: 59,400 yen

It improves the output in the whole engine rotation speed range and greatly reduces weight. Thanks to its slim modeling, the RR becomes a more compact style.
They pursued exhilarating sound quality and also reduced the harsh sound of throttle-off. Even with a 250cc motorcycle that is no a vehicle inspection in Japan, you can feel their “will” from acquisition of Japanese government certification. Now, They are also developing a exhaust pipe system for the slip-on system.

The material of the silencer for CBR is titanium and carbon. In addition to the triangle shape and the perfect round type, they offer titanium exhaust with aluminum cut-out end.

SPEC-A for X-ADV

Meanwhile, for X-ADV, they pursue lightness and luxurious finish. By using anodic oxidation and luxurious aluminum cut-out end cap, it stands out the stylishness of X-ADV.

Exhausts are made of all titanium, and they offer regular version and anodized gold version. The texture of the cut-out end is also high, making it ideal for sophisticated X-ADV. Weight is 1.5 kg lighter than STD 1.9 kg. The center stand is also available.

[SLIP-ON Gold]
•Price including tax: 114,480 yen

[SLIP-ON]
•Price including tax: 108,000 yen

It is exactly the Class A spec exhaust that embodied the ideal of the user and the manufacturer.

•Webike Shopping Yamamoto Racing: YAMAMOTO RACING Brand Page
https://japan.webike.net/bm/brd/Slip-on+Exhausts/YAMAMOTO/1003/848/

• CBR250RR (’17-)