---
product_id: 141722686
title: "TMARS 419L Mechanical Drop Seatpost, 31.6 x 400mm, Black , ST1478"
brand: "tmars"
price: "VT46588"
currency: VUV
in_stock: true
url: https://www.desertcart.vu/products/141722686-tmars-419l-mechanical-drop-seatpost-31-6-x-400mm-black
store_origin: VU
region: Vanuatu
---

# 400mm adjustable drop length 31.6mm diameter precision fit Cr-Mo steel & Alloy 6061 durability TMARS 419L Mechanical Drop Seatpost, 31.6 x 400mm, Black , ST1478

**Brand:** tmars
**Price:** VT46588
**Availability:** ✅ In Stock

## Summary

> ⚡ Elevate your downhill game with precision and power!

## Quick Answers

- **What is this?** TMARS 419L Mechanical Drop Seatpost, 31.6 x 400mm, Black , ST1478 by tmars
- **How much does it cost?** VT46588 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/141722686-tmars-419l-mechanical-drop-seatpost-31-6-x-400mm-black)

## Best For

- tmars enthusiasts

## Why This Product

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

## Key Features

- • **Rock-Solid Durability:** Crafted from Cr-Mo steel axle and lightweight Alloy 6061 tube for unmatched strength without the bulk.
- • **Mechanical Reliability:** Wire-actuated dropper post means no batteries, no fuss—just pure mechanical precision when you need it most.
- • **Stealthy Matte Black Finish:** Sleek, minimalist design that blends perfectly with your bike’s aggressive aesthetic—ride in style and confidence.
- • **Smooth 400mm Drop Adjustment:** Effortlessly customize your seat height on the fly for aggressive descents or technical climbs.
- • **Precision Fit for Ultimate Control:** 31.6mm diameter ensures seamless compatibility with most downhill bikes, giving you that pro-level ride feel.

## Overview

The TMARS 419L Mechanical Drop Seatpost is a robust, wire-actuated adjustable seatpost designed for downhill biking. Featuring a 31.6mm diameter and 400mm drop length, it combines Cr-Mo steel and Alloy 6061 materials for durability and lightweight performance. Its mechanical design ensures reliable, battery-free operation, making it an essential upgrade for serious riders seeking control and style.

## Description

TMARS 419L Mechanical Drop Seatpost, 31.6 x 400mm, Black , ST1478

## Features

- TMARS NEW 419L Mechanical Drop Seatpost for Downhill #ST1478
- Adjustable Seatpost by Wire
- Material: Cr-mo Steel Axle Tube / Alloy 6061 Outside Tube
- OEM package (This item is exactly as pictured and does not include retail package)
- Content: 1 pc/pack

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Product dimensions | 32W x 400H millimetres |
| Manufacturer | TMARS |
| UPC | 611830655256 |
| Color | Black (as pic. shown) |
| Size | 31.6 x 400mm |
| Weight | 0.68 Kilograms |
| Material type | Alloy Steel |
| Batteries included? | No |
| Manufacturer reference | TMARS |
| ASIN | B07D4GW7DX |

## Product Details

- **Colour:** Black (as pic. shown)
- **Item weight:** 680 g
- **Material:** Alloy Steel
- **Brand:** TMARS
- **Bike type:** Downhill Bike

## Images

![TMARS 419L Mechanical Drop Seatpost, 31.6 x 400mm, Black , ST1478 - Image 1](https://m.media-amazon.com/images/I/31oaajUi0eL.jpg)
![TMARS 419L Mechanical Drop Seatpost, 31.6 x 400mm, Black , ST1478 - Image 2](https://m.media-amazon.com/images/I/31+cR-gHTdL.jpg)
![TMARS 419L Mechanical Drop Seatpost, 31.6 x 400mm, Black , ST1478 - Image 3](https://m.media-amazon.com/images/I/31iJ2me4DmL.jpg)
![TMARS 419L Mechanical Drop Seatpost, 31.6 x 400mm, Black , ST1478 - Image 4](https://m.media-amazon.com/images/I/41TZPuPb5JL.jpg)
![TMARS 419L Mechanical Drop Seatpost, 31.6 x 400mm, Black , ST1478 - Image 5](https://m.media-amazon.com/images/I/317qjDJbXFL.jpg)

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**Shop now:** [https://www.desertcart.vu/products/141722686-tmars-419l-mechanical-drop-seatpost-31-6-x-400mm-black](https://www.desertcart.vu/products/141722686-tmars-419l-mechanical-drop-seatpost-31-6-x-400mm-black)

---

*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-05-03*