Sienna 1.0 HD - fitness-focused 27"" MTB with hydraulic braking Welt Sienna 1.0 HD is a stylish women’s MTB built for active riders who prioritize movement, health, and control. Its lightweight aluminum frame features a clean, modern design with internal cable routing and a tapered head tube for added stability. Equipped with powerful hydraulic disc brakes and 27"" wheels, it delivers smooth, responsive handling for fitness rides, daily commutes, and weekend escapes. A perfect match for women who want MTB versatility with a cardio-driven mindset.

Riding toward your goal
Perfect for relaxed rides, weekend getaways, and exploring forest parks and scenic trail
Bike paths, trails, and short light off-road sections

Sienna 1.0 HD – Lightweight 27"" MTB for active women
Welt Sienna 1.0 HD is a refined and lightweight 27"" mountain bike designed for women who crave both adventure and everyday fitness. With a perfect balance of agility, responsiveness, and control, this MTB is built to handle both urban environments and light off-road trails, making it the ideal companion for fitness enthusiasts and adventure seekers alike.
The sleek aluminum frame with smooth welds, coupled with the internal cable routing, ensures both durability and style. The tapered head tube adds extra stability, giving you confidence while navigating through parks or cruising along city paths. Whether you're riding for exercise, relaxation, or adventure, the Sienna 1.0 HD offers exceptional handling and comfort.
Perfect for women who enjoy using their bike not only as a means of transportation but also as a tool for achieving their fitness goals, the Sienna 1.0 HD delivers reliable performance for everyday movement and active, cardio-focused riding. Whether you're training for endurance or simply enjoying a quick ride through your neighborhood, this MTB offers the flexibility to meet your needs while staying stylish on two wheels.
Whether you're out on a fitness ride or exploring the outdoors, you can rely on the Sienna 1.0 HD to give you the responsiveness and safety you need.
Perfect for women who enjoy leisure bike rides, are looking for more fitness challenges and are keen on discovering the thrill of MTB
*Technical characteristics given for information only, subject to modification *Photos are non-binding

Frame size letter | S | M |
Wheel size | 27 | 27 |
A — Seat tube | 380 | 420 |
B - Effective top tube | 575 | 595 |
C - Chain stay length | 435 | 435 |
D - Head tube angle | 69,5 | 69,5 |
E - Seat tube angle | 73,5 | 73,5 |
F - Bottom bracket drop | 45 | 45 |
G - Head tube lenght | 115 | 125 |
I - Reach (mm) | 602 | 611 |
H - Stack (mm) | 397,4 | 414 |
J - Wheelbase | - | - |