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The first post that Giant developed with our own engineers enters its 4th generation still going strong. Capable of being externally or internally routed, with renowned durability and hassle-free maintenance, the SL is a go-to for savvy riders around the world. Featuring a 1x compatible paddle-style lever or 2x compatible thumb switch, the SL is Giant’s best-selling and most versatile dropper. 


Anti-Twist Technology keeps the saddle firmly positioned
Proprietary alloy air & oil cartridge offers smooth consistent load range adjustment
Improved design easily switches from external to internal cable routing
Secure 2-bolt clamp design with Ti hardware
Clamp design compatible with standard 7mm (alloy) or 9mm (composite) saddle rails
Extra long lower saddle rail guide designed to cradle lightweight saddle rails securely
Includes new shifter style 1x lever
Vertical travel:
340mm - 100mm travel
395mm - 125mm travel
440mm - 150mm travel