---
product_id: 27351334
title: "SMMA90F203PPM - Bicycle Parts, 203mm P/PM"
brand: "shimano"
price: "¥5405"
currency: JPY
in_stock: true
reviews_count: 13
category: "Shimano"
url: https://www.desertcart.jp/products/27351334-smma90f203ppm-bicycle-parts-203mm-p-pm
store_origin: JP
region: Japan
---

# Lightweight 1.6 oz design 203mm disc compatibility XTR-level machined precision SMMA90F203PPM - Bicycle Parts, 203mm P/PM

**Brand:** shimano
**Price:** ¥5405
**Availability:** ✅ In Stock

## Summary

> 🚴‍♂️ Upgrade your brake game with precision and power!

## Quick Answers

- **What is this?** SMMA90F203PPM - Bicycle Parts, 203mm P/PM by shimano
- **How much does it cost?** ¥5405 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/27351334-smma90f203ppm-bicycle-parts-203mm-p-pm)

## Best For

- shimano enthusiasts

## Why This Product

- Trusted shimano brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **203mm Rotor Ready:** Optimized for 203mm brake discs to maximize stopping power.
- • **Precision XTR Machining:** Engineered for flawless caliper alignment on post-type forks.
- • **Shimano Genuine Quality:** Trusted brand reliability ensures durability and performance.
- • **Ultra-Lightweight Build:** At just 1.6 ounces, it keeps your ride agile and responsive.
- • **Universal Post-Type Fit:** Seamlessly mounts on post-type forks with 180mm spacing for versatile compatibility.

## Overview

The Shimano SMMA90F203PPM is a lightweight, XTR-level machined caliper mounting adapter designed for post-type disc brakes. It enables secure mounting of 203mm brake rotors on forks with a 180mm post mount spacing, delivering precise alignment and enhanced braking performance. Crafted from durable materials and weighing only 1.6 ounces, this genuine Shimano part is a top choice for cyclists seeking reliable, high-quality brake system upgrades.

## Description

SM-MA90 XTR level machined lightweight caliper mounting adapter. For post-type disc calipers for mounting on post-type forks with 180 mm mounting distance for 203 mm brake discs.

Review: Worked temporarily on SRAM - Had a spare set of these that I used on a new build which used SRAM brakes. It set them about 95% of the way, which was expected. Just wish all these manufacturers would agree on standard sizing here instead of being a few mm off.
Review: Genuine shimano - high quality - Just why I needed to solve a caliper / rotor fit issue.

## Features

- Country of Origin: China
- brand: SHIMANO
- manufacturer: Shimano

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00NLXXPKK |
| Best Sellers Rank | #77,084 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #13 in Bike Brake Mounts & Adapters |
| Brand Name | SHIMANO |
| Compatible with Vehicle Type | Bicycle |
| Customer Reviews | 4.6 4.6 out of 5 stars (541) |
| Exterior Finish | Stainless Steel |
| Global Trade Identification Number | 04524667887430 |
| Included Components | Bike Part |
| Item Diameter | 180 Millimeters |
| Item Type Name | Bike Parts |
| Item Weight | 1.6 ounces |
| Manufacturer | Shimano |
| Manufacturer Part Number | ISMMA90F203PPM |
| Material Type | Other |
| Model Number | SMMA90F203PPM |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** SHIMANO
- **Exterior Finish:** Stainless Steel
- **Global Trade Identification Number:** 04524667887430
- **Item Diameter:** 180 Millimeters
- **Manufacturer:** Shimano
- **Material:** Other
- **Vehicle Service Type:** Bicycle

## Images

![SMMA90F203PPM - Bicycle Parts, 203mm P/PM - Image 1](https://m.media-amazon.com/images/I/71K1yAcUvbL.jpg)
![SMMA90F203PPM - Bicycle Parts, 203mm P/PM - Image 2](https://m.media-amazon.com/images/I/61IFEEMMoQL.jpg)
![SMMA90F203PPM - Bicycle Parts, 203mm P/PM - Image 3](https://m.media-amazon.com/images/I/61AXRQ8nkwL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Worked temporarily on SRAM
*by I***N on December 3, 2024*

Had a spare set of these that I used on a new build which used SRAM brakes. It set them about 95% of the way, which was expected. Just wish all these manufacturers would agree on standard sizing here instead of being a few mm off.

### ⭐⭐⭐⭐⭐ Genuine shimano - high quality
*by S***E on April 1, 2026*

Just why I needed to solve a caliper / rotor fit issue.

### ⭐⭐⭐⭐⭐ great fit
*by E***Y on April 3, 2026*

fit perfectly, great price

## Frequently Bought Together

- Shimano SMMA90F203PPM - Bicycle Parts, 203mm P/PM
- Shimano XT SM-RT86 Rotor - 6-Bolt One Color, 203mm
- Shimano F203P/P Disc Brake Adaptor

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-06-20*