SR Suntour SP12 NCX Seatpost

• All ebike models EXCEPT RadWagon 4 and RadTrike
• For use on the RadRunner or RadRunner Plus, purchase of a replacement seat is required as this seatpost is not compatible with the stock RadRunner seat.
• Note for the RadRunner Passenger Package: this rider seat can't sit flush (evenly) with the passenger seat.

• 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

Dimensions: 27.2 mm x 400 mm 

Weight: 1.7 lb (0.8 kg) 

Spring is rated for riders between 140-180 lb

The weight limits are general guidelines to prevent excessive wear and tear on the moving components of the seat post. Customers of all sizes have made the seat post we sell work for them (provide enough cushion over most terrain).

For use on the RadRunner or RadRunner Plus, purchase of a replacement seat is required as this seatpost is not compatible with the stock RadRunner seat. 

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

Installation Instructions