A Real Brick And Mortar Retail Bicycle Shop with people you can talk to!
Contact Us! (9-5 Mon-Fri, 12-4 Sat & Sun EST)
Video will open in a new window
Shimano F203P/P Disc Brake Adaptor for 203mm Rotor - Post Mount, Includes Hardware
Reference Number: 4M27C1
Upgrade your mountain biking or cyclocross setup with the Shimano F203P/P Disc Brake Adaptor - the ultimate solution for versatile braking performance with 203mm rotors. Crafted with durable, high-quality materials and engineered for precise compatibility, this adaptor ensures reliable stopping power across demanding terrains and riding styles.
Materials & Durability
Constructed from robust, corrosion-resistant alloy, the Shimano F203P/P adaptor guarantees long-lasting performance in rugged conditions. Its durable steel mounting hardware provides secure attachment, minimizing flex and ensuring consistent brake modulation.
Performance & Engineering
Designed for optimal braking efficiency, this adaptor enables the seamless use of 203mm rotors on frames or forks that accommodate 74mm calipers and mounts. The precision engineering guarantees minimal flex and maximum stopping power, giving you confidence on descents and technical climbs alike.
Components & Technology
The adaptor features a post-mount design tailored for Shimano's high-performance disc brake calipers, supporting precise alignment for superior braking responsiveness. It includes all necessary mounting hardware for quick, hassle-free installation.
Style & Use Case
Perfect for aggressive trail riding, downhill racing, and cyclocross disciplines, the Shimano F203P/P adaptor offers an enhanced braking surface for larger rotors, improving heat dissipation and reducing brake fade during intense rides. Its compact and lightweight design (weighing just 21 grams) complements your bike's sleek profile while providing the power you need.
Innovative & Differentiating Features
This adaptor supports a wide range of rotor sizes up to 203mm, making it ideal for riders seeking versatile brake setup options. Whether upgrading an existing system or customizing your bike for specific riding conditions, the Shimano F203P/P adaptor ensures peace of mind with reliable, high-performance compatibility.
Specifications:
- Brake Caliper Type: Post Mount
- Rotor Size Compatibility: Up to 203mm
- For Use With: 74mm calipers on 74mm forks
- Weight: 21 grams
- Includes: Mounting hardware
Elevate your braking system with the Shimano F203P/P Disc Brake Adaptor - engineered for strength, precision, and versatility. Perfect for serious cyclists seeking reliable stopping power for larger rotors.
- Allows seamless installation of a 203mm rotor on 74mm fork or frame with compatible post-mount calipers for enhanced braking power and modulation.
- Constructed from durable, high-quality materials to ensure reliable performance and long-lasting use in demanding cycling conditions.
- Engineered with precise mounting hardware included for easy installation and compatibility with Shimano post-mount brake systems.
- Ideal for aggressive mountain biking, all-mountain, and enduro riders seeking maximum stopping power with upgraded rotor sizes.
- Features innovative design to adapt standard calipers to larger rotors, optimizing braking efficiency and rider confidence on steep descents.
| Item Specifications | |
|---|---|
| Brake Caliper Type | Post Mount |
| Weight | 21 |
| Mount | Rotor Size | 160 Post | 203 Rotor |
Why 365 Cycles?
365 Cycles is an Authorized Shimano Dealer, and we offer the Full Shimano 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.- Be sure you are using the US site: https://www.ebay.com
- Select Add to Cart (instead of Buy It Now) with items from our store 365Cycles
- Click on Proceed to Checkout. On the checkout page, the shipping service on each line item needs to match
- Compare First Class vs Priority as sometimes Priority can be cheaper and it gets to you faster!
- 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.
