Zipp Service Course SL Seatpost 0mm Setback 25.4mm Diameter 400mm Length Matte BLK C2

We’re a mission-driven bike shop based in Colorado. Every sale helps refurbish and donate bikes to those in need through Bicycles for Humanity Colorado.

Each item has been professionally inspected, thoroughly cleaned, carefully refurbished, and is ready for immediate use.

Zipp Service Course SL Seatpost 0mm Setback 25.4mm Diameter 400mm Length Matte BLK C2

Riders who demand consistent power transfer and a smoother ride will appreciate how the Service Course SL reduces harsh feedback from rough pavement. Engineered with tuned carbon flex to cushion micros-impacts while preserving efficient pedaling, it helps you stay comfortable over long miles and mixed terrain. Its 0mm setback and 400mm length support a precise, forward-leaning position, while the redesigned aluminum head and lightweight clamping system keep saddle adjustments reliable and quick. The secure two-bolt clamp offers easy micro-adjustments and maintains compatibility with a wide range of saddle rails for a dependable, race-ready setup.

Who is this for?

Experienced road and gravel riders who demand a precise fit, smooth ride quality, and durable, lightweight components. If you value fast, repeatable saddle adjustments and a post that stays quiet and secure under hard efforts, this seatpost is designed for you.

Each item is professionally packed and shipped next day. Select in-store pick-up at checkout and visit us if you are local!