2025 Factor OSTRO VAM Shimano Dura-ace bike and enjoying every thrilling descent

and enjoying every thrilling descent

Adaptive materials allow natural movement of the foot where needed for comfort

30 or 25mm bottom bracket drop (size medium) to fine-tune handling for trail conditions

big wheels

Designed for kids 18 months to 5 years

2025 Factor OSTRO VAM Shimano Dura-ace bike and enjoying every thrilling descentHarnessing aerodynamics, lightness, responsiveness and comfort in one bike is no longer a dream. Thanks to our engineers' expert carbon fibre lay up techniques, our commitment to premium materials, and the unique control our own factory offers, the new OSTRO VAM performs in all areas. This isn't just innovation; it's a reimagining of performance on two wheels, all designed to deliver an unmatched cycling experience. Experience the new OSTRO VAM: