-
The Grumpy Original Road Bike "KOGO" is handmade in Hiroshima.
It's a traditional horizontal chromoly frame road bike that can accommodate wider 70...
-
![Regarding the Frame Colors for the Original Road Bike [KOGO]](//ride.grumpy.jp/cdn/shop/articles/DSC04699_455x300@2x.jpg?v=1694772972)
Thank you for ordering a Grumpy original road bike, "KOGO," handcrafted in Hiroshima.
Thank you to all our customers for your orders.
This time, we...
-
![[Sig.Rando & KOGO] Titanium Original Head Badges Now Available!](//ride.grumpy.jp/cdn/shop/articles/DSC07386_455x300@2x.jpg?v=1694315968)
We have added a titanium head badge option for our Grumpy original bikes, the Sig.Rando and KOGO.
While the standard brass head badges, featuring...
-
I received an order for a custom KOGO road bike paint job with the request, "I'd like a nice shade of green, please," so I went to see the Sennen S...
-
Road bikes have changed significantly in recent years.Carbon frames are now mainstream, disc brakes are standard equipment, and wheels feature thr...
Use left/right arrows to navigate the slideshow or swipe left/right if using a mobile device
![Regarding the Frame Colors for the Original Road Bike [KOGO]](http://ride.grumpy.jp/cdn/shop/articles/DSC04699_455x300@2x.jpg?v=1694772972)
![[Sig.Rando & KOGO] Titanium Original Head Badges Now Available!](http://ride.grumpy.jp/cdn/shop/articles/DSC07386_455x300@2x.jpg?v=1694315968)
