The V2.1 Dropper Rebuild Kit is an updated rebuild kit for the OneUp V2 Dropper Post with an updated midcap assembly and new ultra-low friction SKF® seals.
Includes:
Note: Be sure to grease the inside of the midcap assembly seal & bushing during installation, along with the stanchion of the dropper.
We recommend using a light suspension grease like Slickoleum for your dropper internals.
Orders over $99 ship for free and should arrive in 4-5 business days, once shipped. Need it sooner? Upgrade to 2–3 day express shipping at checkout.
Return unused and unopened items within 30 days for a full refund—return shipping is free.
Orders are shipped duty and tariff free from our warehouse in California.
Learn more on our shipping and returns page.
Overall rating: 4.9722223 / 5 from 72 reviews.
The V2.1 Dropper Rebuild Kit offers an easy and hassle-free installation process, making it simple to upgrade and maintain your OneUp V2 Dropper Post. Customers appreciate the kit's effectiveness and the smooth operation of the dropper post after installation.
Review topics: ["instructions","collar","post","price","works","support","service","kit","dropper","upgrade","install","action","tolerances","made","seal","tool","wiggle","buy","pins"].
"Kit was inexpensive and helped to take care of 2 problems we were having; The seat not fully extending if the post was slammed the full way into the frame and a side-to-side wiggle in the saddle when in the lowest position. Thanks OneUp!"
— Christopher D. (5/5)
"Dropper post feels like brand new after installing the new seals. Good value for money."
— Nathan H. (5/5)
"I love OneUp components and tools. I just installed the V2. 1 service kit for my 4 year old V2 210mm dropper and now it works like new! Long lasting, long drop, short stack height and low weight will keep me coming back for more."
— Randall S. (5/5)
"Dropper has no slop! Easy fix."
— Albert K. (5/5)
"OneUp was almost instantaneous to respond to a minor warranty issue I had. Awesome warranty, awesome company."
— Brian K. (5/5)
"Dropper is fully functional again!"
— Ryan G. (5/5)
"After installing the kit, it works even better than new! What more can you ask for?"
— Russell P. (5/5)
"Easy to install and now the dropper operates like new!!"
— Randy S. (5/5)
"The rebuild was simple and my dropper is now working as new. Amazing customer support from OneUp too!"
— David B. (5/5)
"Works as expected."
— John L. (5/5)
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