SR Suntour SP12 NCX Seatpost
$ 109.00

The SR Suntour SP12 NCX Seatpost has been engineered and built for years of comfort and performance.


The unique and patented parallelogram design allows for small bump compliance with a total of 50 mm travel to make for a nice and comfortable ride. Minimal maintenance and long-term durability is what this post is all about.


  • 50 mm of travel
  • Brass bushing requires minimal fuss and maintenance
  • Parallelogram design
  • Internal coil spring with adjustable preload
  • Side clamp, radial detent with wide adjustment range
  • Spring is rated for riders between 140-180 lb
  • Weight: 765g
  • 27.2 mm x 400 mm




  • All ebike models
  • For use on the RadRunner, purchase of a replacement seat is required as this seatpost is not compatible with the stock RadRunner seat.
  • Not compatible with the RadRunner Passenger Package.




  • Using this seatpost will raise the minimum seat height on all ebikes by approximately 4 inches.



Installation Instructions