More comfort on every ride. The suspension seatpost is one of the most popular upgrade parts for E-Bikes It noticeably reduces shocks and vibrations, relieves pressure on the spine, and ensures a significantly more ergonomic seating position. Ideal for longer rides and varying terrain. We rely on the high-quality Zoom-1 SPS-442 – a perfect fit for our models and the best choice as a premium upgrade for your Deruiz e-bike. Delivery expected from March 23rd.