Available in both internally and externally routed options, this seat post maintenance kit is ideal for helping you repair and maintain your Brand-X Ascend dropper seat post.
Internally routed options include OE replacement seals, bushing and brass keys. (no outer cable included)
Externally routed options include OE replacement seals, bushing, brass keys and nylon outer cable and barrel.
Each maintenance kit is unique to each travel option and is not cross-compatible. Please ensure that you marry up the correct kit to the routing and the travel of your Brand-X Ascend post.
*Please double check your own dropper post prior to purchasing the kit. The internal route Ascend posts updated in 2020 and the maintenance kit sold here is specifically for those posts. Older model maintenance kits will be added to the site in due course.
Service Guide Information
Click here to view the Brand-X Ascend II 105, 125 External Route Dropper Post Service Guide.
Click here to view the Brand-X Ascend II 150, 170 External Route Dropper Post Service Guide.
Click here to view the Brand-X Internal Dropper Post 100,125 Service Guide.
Click here to view the Brand-X Internal Dropper Post 150, 170, 200 Service Guide.














Sarah Thompson –
The Brand-X Ascend Dropper Seatpost Maintenance Kit is a game-changer! It’s made servicing my dropper post so much easier. Highly recommend for any serious rider.
James Wilson –
Great kit for the price. Everything you need to keep your dropper post running smoothly. The instructions are clear, and the quality of the tools is top-notch.
Emily Carter –
I was skeptical at first, but this kit really delivers. My seatpost feels like new after using it. Definitely worth the investment.
Liam Brown –
Solid maintenance kit. It’s compact and has all the essentials. My only gripe is that the grease could be a bit more generous.
Olivia Davis –
This kit saved me a trip to the bike shop. Easy to use and effective. My dropper post is back to its best in no time.
Noah Martinez –
Good value for money. The tools are durable, and the kit includes everything you need. A must-have for any mountain biker.
Ava Anderson –
I’ve used a few maintenance kits before, but this one stands out. The quality is excellent, and it’s very user-friendly.
Ethan Taylor –
Works as advertised. My seatpost was sticking, and this kit fixed it right up. Very happy with the purchase.
Mia White –
Great kit for DIY maintenance. It’s well-organized, and the tools feel sturdy. My dropper post is running smoothly again.
Lucas Harris –
This kit is a lifesaver. It’s made maintaining my dropper post a breeze. Highly recommend for anyone who rides regularly.
Isabella Clark –
The Brand-X kit is fantastic. It’s easy to use, and the results are impressive. My seatpost feels brand new.
Mason Lewis –
Good quality and effective. The kit has everything you need, and the instructions are straightforward. A great buy.
Sophia Walker –
I’m really impressed with this kit. It’s made maintaining my dropper post so much easier. Highly recommend it.
Logan Hall –
This kit is worth every penny. It’s well-made and does the job perfectly. My seatpost is back to its best.