Amperbike KS 900i Hydraulic Dropper Seatpost 30.9-31.6mm 125/100mm

Engineered for e‑bike performance, the KS 900i hydraulic dropper seatpost provides precise height adjustment on demand.

• Clamp diameter: 30.9‑31.6mm, fits most frames
• Travel options: 125mm or 100mm for versatile geometry tuning
• Internal cable remote for seamless operation
• Supports riders over 90 kg
• Hydraulic actuation delivers smooth, reliable movement

Upgrade your ride with confidence—no disassembly required for installation.