---
product_id: 350383991
title: "UPANBIKE Bike Seatpost Aluminum Alloy Adjustable Seat Post 400mm Length Diameter 25.4/27.2/28.6//30.9/31.6mm for Mountain Bike Road Bicycle(27.2mm*Blue)"
brand: "upanbike"
price: "R686"
currency: ZAR
in_stock: true
url: https://www.desertcart.co.za/products/350383991-upanbike-bike-seatpost-aluminum-alloy-adjustable-seat-post-400mm-length
store_origin: ZA
region: South Africa
---

# 400mm length for optimal height Fits 27.2mm frame seatpost hole Adjustable clamp for perfect saddle tilt UPANBIKE Bike Seatpost Aluminum Alloy Adjustable Seat Post 400mm Length Diameter 25.4/27.2/28.6//30.9/31.6mm for Mountain Bike Road Bicycle(27.2mm*Blue)

**Brand:** upanbike
**Price:** R686
**Availability:** ✅ In Stock

## Summary

> 🚴‍♂️ Ride taller, ride smarter — upgrade your saddle game!

## Quick Answers

- **What is this?** UPANBIKE Bike Seatpost Aluminum Alloy Adjustable Seat Post 400mm Length Diameter 25.4/27.2/28.6//30.9/31.6mm for Mountain Bike Road Bicycle(27.2mm*Blue) by upanbike
- **How much does it cost?** R686 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/350383991-upanbike-bike-seatpost-aluminum-alloy-adjustable-seat-post-400mm-length)

## Best For

- upanbike enthusiasts

## Why This Product

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

## Key Features

- • **Elevate Your Ride:** Extra-long 40cm post to keep tall riders comfortable and upright
- • **Precision Comfort:** Adjustable clamp lets you fine-tune saddle angle for personalized ergonomics
- • **Bold Blue Statement:** Stand out with a sleek, vibrant blue finish that complements your bike’s style
- • **Lightweight Durability:** Crafted from strong aluminum alloy for a perfect balance of strength and weight
- • **Universal Compatibility:** Designed to fit most mountain and road bikes with a 27.2mm seatpost diameter

## Overview

The UPANBIKE Aluminum Alloy Adjustable Seatpost (27.2mm, 40cm) is engineered for tall riders seeking enhanced comfort and posture. Made from durable yet lightweight aluminum, it features an adjustable clamp for precise saddle tilt and fits most mountain and road bikes, combining functionality with a striking blue finish.

## Description

UPANBIKE Bike Seatpost Aluminum Alloy Adjustable Seat Post 400mm Length Diameter 25.4/27.2/28.6//30.9/31.6mm for Mountain Bike Road Bicycle(27.2mm*Blue)

## Features

- To fit frame seatpost hole:27.2mm.
- Extra long:15.7"(40cm);Help to raise height of saddle,so that tall rider don't have to bent much forward.
- Material:Strong aluminum alloy,durable and light weight.
- Clamp is adjustable for the saddle tilt angle.
- Replacement seatpost for most bike,such as:mountain bike,road bike,universal bikes.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| UPC | 747880883896 |
| Color | 27.2mm*blue |
| Material Type | Aluminum |
| Outer Material | aluminum-alloy |
| Batteries Included? | No |
| Manufacturer reference | 50-187-1-3 |
| Product Dimensions | 2.72 x 2.72 x 40.01 cm; 363 g |
| ASIN | B074BLR413 |

## Product Details

- **Colour:** 27.2mm*blue
- **Material:** Aluminum
- **Brand:** UPANBIKE
- **Bike type:** Mountain Bike
- **Manufacturer:** UPANTECH

## Images

![UPANBIKE Bike Seatpost Aluminum Alloy Adjustable Seat Post 400mm Length Diameter 25.4/27.2/28.6//30.9/31.6mm for Mountain Bike Road Bicycle(27.2mm*Blue) - Image 1](https://m.media-amazon.com/images/I/51HJCjVDNVS.jpg)
![UPANBIKE Bike Seatpost Aluminum Alloy Adjustable Seat Post 400mm Length Diameter 25.4/27.2/28.6//30.9/31.6mm for Mountain Bike Road Bicycle(27.2mm*Blue) - Image 2](https://m.media-amazon.com/images/I/61hkpACll0L.jpg)
![UPANBIKE Bike Seatpost Aluminum Alloy Adjustable Seat Post 400mm Length Diameter 25.4/27.2/28.6//30.9/31.6mm for Mountain Bike Road Bicycle(27.2mm*Blue) - Image 3](https://m.media-amazon.com/images/I/71HbrYIktES.jpg)
![UPANBIKE Bike Seatpost Aluminum Alloy Adjustable Seat Post 400mm Length Diameter 25.4/27.2/28.6//30.9/31.6mm for Mountain Bike Road Bicycle(27.2mm*Blue) - Image 4](https://m.media-amazon.com/images/I/71t1Mjk9-UL.jpg)
![UPANBIKE Bike Seatpost Aluminum Alloy Adjustable Seat Post 400mm Length Diameter 25.4/27.2/28.6//30.9/31.6mm for Mountain Bike Road Bicycle(27.2mm*Blue) - Image 5](https://m.media-amazon.com/images/I/614-fqyzjyL.jpg)

## Frequently Bought Together

- UPANBIKE Bike Seatpost Aluminum Alloy Adjustable Seat Post 400mm Length Diameter 25.4/27.2/28.6//30.9/31.6mm for Mountain Bike Road Bicycle
- Universal Bicycle Transmission Line Bicycle Shift Derailleur Cable and Brake Cable Kit for Bicycle Mountain Road Bike Repair

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**Shop now:** [https://www.desertcart.co.za/products/350383991-upanbike-bike-seatpost-aluminum-alloy-adjustable-seat-post-400mm-length](https://www.desertcart.co.za/products/350383991-upanbike-bike-seatpost-aluminum-alloy-adjustable-seat-post-400mm-length)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-03-15*