U/1 650b - Matte Black
U/1 650b - Matte Black
The Model U/1 650b has been designed for what most people who venture out on a bike need. It is the unsung hero of the bike world: Fast, light, and nimble on all surfaces. Quick around your local bike trail, cool around the block, and rugged and durable on your gravel roads, fire roads and trail adventures.
Its sporty geometry, vibration dampening materials, and wide, comfortable tires will eat up the miles wherever you take it. It is perfect for riders who want a comfortable do-it-all bike, packed with performance and multi-functionality.
U/1 650b size & spec
U/1 Frame Geometry
|2||TOP TUBE Length, Horizontal||560||590||628|
|7||SEAT TUBE angle||73||73||73|
|8||HEAD TUBE angle||71||71||71|
|9||SEAT TUBE Length||405||455||510|
|10||HEAD TUBE Length||130||167||210|
|12||SEAT TUBE Length inches||16.2||18.2||20.4|
U/1 650B Specification
|Frame||Urban Optimized 700c / 650b AE81 ALLITE Super Mag - VAAST Urban geometry - internal cable routing - fender / rack ready|
|Fork||VAAST Urban full-carbon disc - rack & fender ready|
|Tires||WTB Venture 650b x 47mm Road Plus Comp w/tan skinwall Tire|
|Rims||Alex 650b Double Wall aluminum - 28H - Presta Valve|
|Rotors||160mm F & R|
|Crank||Forged Alloy - 40T|
|Cassette||microSHIFT 11-42T - 9-speed|
|Shifters||microSHIFT Advent 1 x 9|
|RD||microSHIFT Advent M619M 1 x 9 speed|
|Brakes||Hydraulic disc brakes w/Three finger lever|
|Bottom Bracket||Sealed cartridge bearing|
|Hub F||Sealed cartridge bearing - 6-bolt disc - 12 x 100mm thru axle - 28H|
|Hub R||Sealed cartridge bearing - 6-bolt disc - QR - 28H|
|Spokes||Double butted stainless|
|Axles||VAAST M12 F / QR R|
|Handlebar||VAAST Urban Pro - 6061 butted aluminum|
|Stem||VAAST 3D forged|
|Grips / Tape||VAAST Dual Density|
|Seat Post||VAAST Micro adjust aluminum - 27.2mm x 350mm|
|Saddle||VAAST Urban Sport|
LIGHTER, STIFFER, PROFOUNDLY BETTER.
VAAST Bikes is the first to use ALLITE® SUPER MAGNESIUM™, a true innovation in material science. This high-strength alloy features excellent shock absorption properties, weighs 33% less than Aluminum and 50% less than Titanium by volume, and is significantly stronger than both.
Through the exclusive use of this eco-friendly metal, we have achieved a ride that feels like no other.
DESIGNED FOR THE URBAN JUNGLE
The Urban Model U/1 was designed for what most people who venture out on a bike need. The U/1 is fast, light, and nimble on all surfaces.
COMFORTABLE AND SPORTY
The U/1 exists to get you anywhere a paved route will allow you to go on a daily basis in a surprisingly comfortable way. When equipped with 650b wheels and tires it’s also a capable bike on gravel roads, fire roads, and suitable for other light trail adventures.