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One Up Components

One Up Components V3 Dropper Post 31.6

One Up Components V3 Dropper Post 31.6

Regular price $364.99 CAD
Regular price $364.99 CAD Sale price $364.99 CAD
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The lightest, longest, smoothest and most reliable dropper post that will fit your bike.

The V3 is the lightest infinitely-adjustable dropper post on the market, it has the shortest total length and stack height of any dropper post, 20mm of adjustable travel, an extended 350-hour service interval, and new ultra-low friction IGUS® bushings and SKF® seals. Plus, save an additional 10g with our Titanium Bolt Upgrade Kit.



This is the lightest infinitely adjustable dropper post on the market. Even lighter than 2-position XC specific lightweight posts and suitable for all rider heights, weights and riding styles. Save an additional 10g with the Ti Bolt Upgrade Kit.


This is the best feeling dropper you’ll ever ride. It takes 75% less actuation force to drop your saddle, it has ultra low-friction, self-lubricating IGUS® bushings and a low friction SKF® wiper seal keep the V3 running smoother for longer, with less maintenance.


A simple and reliable low-maintenance design is insanely easy to work on at home using only the OneUp EDC multi-tool or three standard tools (14mm wrench, 2mm & 5mm hex). Plus, it has a super long, 350-hour interval between recommended services. 

Get the Most Drop.

Whether you ride an XS or XXL, the V3 t is the longest post that will fit your bike. It has the shortest stack height and shortest total length of any other post and offers 20mm of adjustable travel. Use our Dropper Post Length Selector to find your perfect post. Easy.



Warranty: 2 Years

Routing: Internal

Diameter: 30.9 / 31.6 / 34.9 / 27.2mm (90mm & 120mm)

Adjustable Travel: Dropper post travel can be reduced by 10mm or 20mm.

Travel: 90mm / 120mm / 150mm / 180mm / 210mm / 240mm

Total Length: 295mm / 350mm / 415mm / 480mm / 545mm / 610mm

Compressed Stack Height: 30mm (25mm for 34.9)

Price: $269.99 USD / $364.99 CAD / €299.99 EU / £289.99 UK 

Weights: 27.2 - 90mm 304g / 120mm 340g30.9 - 90mm 325g / 120mm 370g / 150mm 415g / 180mm 460g / 210mm 515g / 240mm 585g 31.6 - 90mm 337g / 120mm 370g / 150mm 433g / 180mm 480g / 210mm 538g  / 240mm 610g34.9 -  90mm 408g / 120mm 472g / 150mm 535g / 180mm 600g / 210mm 675g  / 240mm 765g

Things you should know:

- 2-year warranty.

- Save an additional 10g with our Titanium Bolt Upgrade Kit.

- Longer service intervals: 120 hours for a clean and grease & 350 hours for full rebuild.

-75% reduction in breakaway force and smoother actuation, compared to V2.

- Post can be fully disassembled and serviced at home using only a OneUp EDC multitool in less than 10 minutes (14mm wrench, 5mm Hex, 2mm Hex).

- OneUp Sealed Cartridge: No need to adjust or top up air pressure.

- Total length is 10mm shorter and compressed stack height is 3mm shorter than V2.

- Increased bushing overlap, IGUS® bushings, low friction SKF® Seal.

- New OneUp cartridge is 100% recyclable.

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