Uphill
Provides extra assistance to help you tackle steeper climbs with less effort.
Technology
Two hip motors. Assistance that follows your movement.
How it works
Adjust the waist belt and thigh straps for a secure, comfortable fit.

Switch on and get ready. The system senses your movement and is ready to assist.

Move naturally. Assistance follows your stride, helping you go further with less effort.

What happens on different terrain?
The system senses your movement and adjusts assistance in real time, so you can move more freely across changing terrain.
Provides extra assistance to help you tackle steeper climbs with less effort.
Helps reduce impact and support controlled movement on descents.
Provides subtle assistance to keep you going comfortably over longer distances.
Performance
Performance depends on model and conditions.
View manufacturer specifications
Figures are the manufacturer's own published test results for the X Series, not our measurements. Real-world numbers move with gradient, load, pace and temperature.

Detects sustained gradient and raises push torque on the swinging leg.
Resists instead of pushing, so your quads are not doing all the braking.
Recalibrates for a heavy pack, which is where assistance pays for its own weight fastest.
Stand still and the motors do nothing. The frame walks with you unpowered.