Seekrun 30.9mm | 31.6mm X 125mm/150mm Wireless Electronic Dropper Seatpost S7

Seekrun 30.9mm | 31.6mm X 125mm/150mm Wireless Electronic Dropper Seatpost S7

Cut the cable clutter without breaking the bank. The Seekrun S7 is a budget-friendly, fully wireless electronic dropper seat post engineered for mountain bikes and e-bikes. Delivering lightning-fast 0.03-second actuation, an IP67 waterproof rating, and a tool-free installation, the Seekrun S7 brings high-end wireless performance to every trail rider at an unbeatable price point.

Say goodbye to tedious internal cable routing and stiff mechanical levers. The Seekrun S7 offers an accessible, high-performance alternative to expensive wireless systems like SRAM AXS and Fox Transfer Neo.

Powered by an automotive-grade pressurized gas spring strut and a reliable Bluetooth 5.4 wireless protocol, the Seekrun S7 delivers instant, crisp seat adjustments on demand. Whether you're swapping it between multiple bikes or tackling wet, technical trails, the fully sealed IP67 construction ensures reliable performance in all conditions.

Key Features

0.03s Lightning-Fast Actuation: Near-instant wireless response ensures your saddle is exactly where you need it the second you click the remote.

Tool-Free Setup in Minutes: No cables, no housing, no frustration. Slide it into your seat tube, pair the remote, and hit the trail. Perfect for multi-bike owners.

Automotive-Grade Gas Spring: Built with automotive-style gas struts designed to hold high pressure longer, preventing sag and delivering smooth, consistent return speeds.

IP67 Waterproof & Dustproof: Fully sealed architecture protects internal electronics from power-washing, heavy rain, and trail grime.

User-Serviceable Design: Built for long-term ownership with modular, rebuildable internals—no need to send it off to a factory for basic overhauls.

Hinged Ergonomic Remote: Features a hinged 22.2mm clamp that mounts effortlessly without removing your grips or brake levers. Compatible with Matchmaker mounts.

Long Battery Life: Up to 9,000 actuations per charge on the dropper battery (1.5-hr quick charge), and up to 120,000 clicks on the replaceable CR2032 remote battery.

Available Options / Sizes

Please select your required diameter and travel length from the drop-down menu:

 30.9 mm Diameter — 125 mm Travel

 31.6 mm Diameter — 125 mm Travel

 30.9 mm Diameter — 150 mm Travel

 31.6 mm Diameter — 150 mm Travel

Technical Specifications

Feature Specification
Response Time 0.03 Seconds
Wireless Protocol Bluetooth 5.4
Water Resistance IP67 Dustproof & Waterproof
Dropper Battery Rechargeable 7.4V 400mAh Li ion
Battery Life (Post) ~9,000 Actuations per charge
Charging Time 1.5 Hours (via included proprietary charging dock)
Remote Battery 1x CR2032 Coin Cell (~120,000 clicks / 8-month standby)
Saddle Rail Fit 7mm Round & 7x9mm Oval Rails
Remote Mount 22.2mm Hinged Clamp / Matchmaker Compatible
Internal Mechanism High-pressure Automotive Gas Spring Strut

Package Includes :

1 X New Seekrun S7 Wireless Dropper Post

1 X New Wireless Handlebar Remote Control (CR2032 battery included)

1 X New 22.2mm Hinged Handlebar Clamp

1 X New Rechargeable Dropper Battery

1 X New Proprietary USB Quick-Charging Dock

1 X New User Manual