Basic service kit includes collar bushing with sealing o-ring, internal/external damper sealhead and IFP glide bushings and o-rings. Full service kit includes basic service kit plus bushing-collar dust wiper, bleed screw and threaded barb (post) attachment with o-rings, tubing strain relief collar, keyway bushings, and complete lower air valve assembly. 200 Hour kits include foam rings, inner sealhead bushing and o-rings . A1 kit fits Reverb posts with silver remote adjuster knob . A2 kit fits Reverb posts with black remote adjuster knobIncludes Blue 1-Piece U-Cup Seal Internal Floating Piston (IFP). Requires RockShox Specialty Tools to perform Service: Post Bleed Tool, Oil Height Tool, IFP Height Tool. B1 posts have a black return speed adjuster on the remote and "ROCKSHOX" laser etched

RockShox Reverb B1 Seatpost Service Kit - 2-Year/400-Hour Maintenance & Seal Rebuild

Reference Number: 7D36E0

Upgrade your RockShox Reverb B1 dropper post with the RockShox Seatpost Service Kit - a essential maintenance solution designed to keep your bike performing at its peak for up to 400 hours or 2 years of riding. Crafted with precision and engineered for durability, this service kit ensures smooth actuation, reliable height adjustments, and extended component lifespan in demanding trail and mountain biking conditions.

Materials & Components

This comprehensive kit includes a high-quality Blue 1-Piece U-Cup Seal, which acts as an internal floating piston (IFP), providing superior sealing and consistent damping performance. The kit also features essential rebuild components such as the Poppet, Seal Head, Dust Seal, Piston, Brass Keys, and Bushing-each manufactured from premium materials to withstand harsh environmental elements like mud, water, and dirt.

Performance & Engineering

Designed specifically for the RockShox Reverb B1 model, this service kit restores your dropper post's hydraulic system, enabling optimal pressure, responsiveness, and smooth travel. The inclusion of the IFP ensures reduced internal friction, consistent ride height, and improved responsiveness over time. Regular maintenance with this kit maintains the integrity of the hydraulic seals and internal components, preventing issues like leakage, stickiness, or sluggishness that can detract from your riding experience.

Components & Technology

The kit requires RockShox specialty tools-Post Bleed Tool, Oil Height Tool, and IFP Height Tool-for precise installation, ensuring correct internal pressure and alignment. Compatible with B1 series posts featuring a black return speed adjuster on the remote and the signature "ROCKSHOX" laser-etched logos on the stanchion by the saddle cradle, this service kit leverages advanced engineering to deliver consistent performance on varied terrains.

Style & Use Case

Ideal for mountain bikers, enduro riders, and downhill enthusiasts, this service kit is perfect for maintaining the reliability of your dropper post during intensive trail sessions or long-distance riding. Regular servicing keeps your dropper post smooth, responsive, and dependable, so you can focus on conquering challenging terrains with confidence.

Innovative & Differentiating Features

What sets this RockShox Seatpost Service Kit apart is its focus on precision sealing and rebuildability, ensuring your dropper post performs like new after every service. The inclusion of the Blue IFP seal enhances sealing capabilities and durability, while the kit's compatibility with specific tools guarantees a professional-grade maintenance process. Regular service intervals help extend the lifespan of your internal components, making this an essential investment for serious riders seeking consistent, reliable performance.

Optimize Your Ride

Ensure your RockShox Reverb B1 dropper post maintains optimal performance with this reliable, high-quality service kit. Always refer to the RockShox Spare Parts Catalog and service guides available at [SRAM's official website](https://www.sram.com/service) for detailed instructions and compatibility information. Keep your ride smooth, responsive, and maintenance-focused-because a well-maintained dropper post is key to conquering every trail.

  • Premium RockShox Seatpost Service Kit designed for Reverb B1 models, offering reliable maintenance for optimal performance and ride quality.
  • Includes high-quality Blue 1-Piece U-Cup Seal and Internal Floating Piston (IFP) for superior sealing and responsiveness.
  • Engineered for durability and ease of use with compatible RockShox Specialty Tools such as Post Bleed, Oil Height, and IFP Height tools, ensuring precise servicing.
  • Suitable for both mountain biking and trail riding, this service kit restores shock absorption, adjustable rebound, and dynamic ride comfort tailored to rugged terrains.
  • Built with innovative components like the dust seal, piston, brass keys, and bushings, it delivers long-lasting performance and minimizes service downtime for your SRAM Reverb B1 seatpost.
Item Specifications
Description400h/2 Year Service Kit
Model NameReverb B1 (Not Stealth)

Why 365 Cycles?

365 Cycles is an Authorized RockShox Dealer, and we offer the Full RockShox Warranty!

Fast Shipping!

Professional Customer Service- available 7 days a week
Check out our 200,000+ amazing reviews!

365 Cycles delivers all your cycling needs fast! We don't waste time preparing your order. Our priority is to serve our customers first and foremost. If you need help picking the right product, have questions about bike component compatibility, or just want to geek out about bikes we are here 7 days a week! Simply put, we are bike experts from dirt to tarmac and want to make sure you get the full 365 Cycles experience when you shop with us.

At 365 Cycles our mission is to simplify the shopping experience. We want to get you the right product in a quick time frame and be here if you need help with questions, warranty, friend to talk to, etc.

We’re dedicated to building lasting relationships with our customers, communities, and team members. We combine the knowledge and service of a traditional bicycle shop with the convenience of shopping in your own home.





Shipping & Handling

Most orders placed during the workweek before 1:30 pm EST ship the same day, but in rare cases (peak season/holiday periods) handling time can take up to 48 hours. If you have questions regarding shipping estimates, please let us know prior to placing your order. There is a direct signature requirement for all orders over $500.

Please allow 1-2 business days for your order tracking to update.

  • Cut off for SAME DAY SHIPPING- 1:30 pm EST Monday - Friday
  • Friday afternoon -Sunday orders ship the following Monday
  • Due to carrier restrictions orders shipped to: PO Box, HI, AK, & PR 365 Cycles may use a comparable service to what was selected.

Combined Shipping Discounts

To offer customers savings on shipping, we offer discounts when shipping multiple items from our store. We cannot issue refunds on shipping once an order is finalized so please follow the 5 steps below and ask if you are having trouble with the discount before you make a purchase.

  1. Be sure you are using the US site: https://www.ebay.com
  2. Select Add to Cart (instead of Buy It Now) with items from our store 365Cycles
  3. Click on Proceed to Checkout. On the checkout page, the shipping service on each line item needs to match
  4. Compare First Class vs Priority as sometimes Priority can be cheaper and it gets to you faster!
  5. You’ll need to change the shipping method to Priority on every item in your cart before the rate can be calculated.

Returns

365 Cycles offers returns for 30 days on new items in their original, intact packaging. Return shipping for ALL orders are to be paid by the buyer. Please be sure to read our return policy entirely and if you have any questions, please contact Customer Service.

Full refunds are issued on items that are brand new and we are able to resell as new. 365 Cycles reserves the right to deny returns that are outside of policy including, but not limited to, used items, items missing original packaging, items with damaged manufacturer packaging, or international orders. Return orders must be shipped in a box or bubble mailer. Items shipped without an outer box will incur a restocking fee. You will be contacted through eBay if your return is ineligible for a full refund.

Returns must be initiated within 30 days from purchase date through your Purchase History under My eBay.

If we make an error in shipping, please contact us -- we will ship out the correct item and provide a free prepaid return label as quickly as possible!

Exchanges

If you need to exchange your order, the fastest and easiest way to do this is to reorder. We will ship your new order immediately and, in the meantime, please initiate a return through eBay on the original item and return it. We will refund for the returned item once it is received back.



ST7043 .

Company Details

365 Cycles
1180 Enterprise Rd
East Petersburg, PA 17520
United States

Connect With Us

Sign up for news, special offers & other good stuff!