Dual-Position Seatpost

Everything you need to know about our Dual-Position Seatpost

Will the Dual-Position Seatpost fit my aero/non-round seatpost?
The Dual-Position Seatpost currently only fits standard round seatposts that are 27.2mm or larger in diameter.  The reality is that every model of aero ...
Wed, 30 Jan, 2019 at 1:48 PM
Will the Dual-Position Seatpost fit my Trek Madone/Domane/Emonda?
If your Trek has a standard type seatpost (male post fits into a female hole in the frame), then the dual-position seatpost will fit your bike.  If your...
Wed, 30 Jan, 2019 at 1:48 PM
My bike has a 25.4mm seatpost. Will the Dual-Position Seatpost fit?
Currently, the Dual-Position Seatpost will only fit bikes that have seatpost diameters of 27.2mm or larger.  We are always expanding our product line - ...
Fri, 25 Jan, 2019 at 10:05 AM
When will the Carbon Dual-Position Seatpost come back?
We had a small production run of carbon seatposts that we produced in 2015, but we weren't happy with the production process and associated costs.  ...
Fri, 25 Jan, 2019 at 10:06 AM
Is the Redshift Dual-Position Seatpost legal to use in a triathlon race?
Yes! The Dual-Position Seatpost is legal for use in any non-drafting triathlon.  That includes all Ironman events, USAT sanctioned events, and the vast maj...
Sat, 30 Dec, 2017 at 12:35 PM
How do I move from the road to aero position (and vice versa)?
Moving the Dual-Position Seatpost between positions is incredibly simple and can be done in a few seconds while riding.  To move the saddle forward from ro...
Sat, 30 Dec, 2017 at 12:35 PM
Is there a lock or release button? What keeps the saddle in place?
The main thing that keeps the Dual-Position seatpost locked in either position is your body weight.  In order to move between positions, the linkage has to...
Sat, 30 Dec, 2017 at 12:35 PM
Will the seatpost linkage move accidentally while I'm riding?
Nope! We spent a lot of time optimizing the linkage design to eliminate the possibility of unintended motions, while still making it easy to switch positio...
Sat, 30 Dec, 2017 at 12:36 PM
What saddle should I use to ride in the road and aero position?
Saddle choice is an extremely personal choice - what works well for one person may be terrible for another person based on differences in anatomy and riding...
Sat, 30 Dec, 2017 at 12:37 PM
What size diameter is the Dual-Position Seatpost?
Currently, the Redshift Dual-Position Seatpost is only offered in one diameter (27.2mm).  If your current seatpost is larger than 27.2mm (common sizes i...
Sat, 30 Dec, 2017 at 12:37 PM