➊The changes from K0 seat
CB750 K1 SEAT
ASSY STANDARD
Compared with K0 seat, corners have been removed and the shape has become more rounded.
K0 seat's piping is all around. Compared to K0 seat, K1 seat's piping is not all around but half around.
K0 seat
K1 seat
From K1 seat, it has two seat catch hook and seat lift spring was added.
（※YAMIYA Original K1 seat has K0 seat base, so it has one seat catch hook and no spring.）
From 1971 ( Showa 46 ) model, it is said that date of manufacture was printed on the seat base.
K1 seat has mix of red sponge and urethane sponge.
After that, it was changed to urethane sponge only.
➋The features of YAMIYA's K1 Seat
After many tried and tested, finally we can reproduced the sponge used for the seat close to the time.
It is said that there are three types of K1 seat. Firstly, the seat made of a mix of red sponge and urethane sponge.
Secondly, the seat made of urethane sponge only. Thirdly, the seat made of urethane sponge that sold as a spare part.
Above → Spare part of K1 seat
Under → Original K1 seat at the time
Above → Spare part of K1 seat
Under → Original K1 seat at the time
YAMIYA reproduced the K1 seat which was sold as a spare part.
We have focused on the plushness and firmness of the K1 seat, reproducing the way it sinks in when you sit, just like the original seat at the time. Of course, each one is handmade in Japan!
❸Related parts
CB750K1
CB750K
※ Please choose the model when purchasing.
CB750K1