---
product_id: 86989818
title: "Ravensburger GraviTrax, tunnel toy, multi-coloured, 27614"
brand: "ravensburger"
price: "2775828₫"
currency: VND
in_stock: true
reviews_count: 13
category: "Ravensburger"
url: https://www.desertcart.vn/products/86989818-ravensburger-gravitrax-tunnel-toy-multi-coloured-27614
store_origin: VN
region: Vietnam
---

# 8-piece tunnel expansion set STEM learning through physics No assembly required, ready to play Ravensburger GraviTrax, tunnel toy, multi-coloured, 27614

**Brand:** ravensburger
**Price:** 2775828₫
**Availability:** ✅ In Stock

## Summary

> 🎯 Elevate your marble run game—where creativity meets science!

## Quick Answers

- **What is this?** Ravensburger GraviTrax, tunnel toy, multi-coloured, 27614 by ravensburger
- **How much does it cost?** 2775828₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/86989818-ravensburger-gravitrax-tunnel-toy-multi-coloured-27614)

## Best For

- ravensburger enthusiasts

## Why This Product

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

## Key Features

- • **Master Physics in Play:** Engage with Bernoulli rails and vertical U-turns to explore real-world science
- • **Instant Fun, Zero Hassle:** No assembly needed—just snap in and start racing
- • **Designed for Ages 8 to 99:** Perfect for lifelong learners and creative minds alike
- • **Expand Your GraviTrax Universe:** Add 8 dynamic tunnel pieces for endless track creativity
- • **Trusted Quality with 2-Year Guarantee:** Ravensburger reliability ensures hours of worry-free play

## Overview

The Ravensburger GraviTrax Tunnel Expansion Set (27614) is a vibrant, 8-piece add-on designed to enhance the interactive marble track system. Suitable for ages 8 and up, it features curved and straight tunnels, vertical U-turns, and specialized Bernoulli rails to deepen STEM learning through hands-on physics experimentation. With no assembly required and backed by a 2-year warranty, this medium-sized set offers seamless integration and endless creative possibilities for both kids and adults.

## Description

Ravensburger GraviTrax, tunnel toy, multi-coloured, 27614 : desertcart.co.uk: Outlet

Review: Keep them happy for hours - A really great way of encouraging your young ones to work our patterns and design and my grandson loves it and it keeps him off the Nintendo for a while!
Review: Good bargain, all in German for some reasons but cheap - For £6.71 it's a decent set, gravitrax is normally much more pricey. It is all in German, for reasons (unknown)

## Features

- Expansion set, autumn 2018.
- Extension set for the GraviTrax interactive ball track system.
- Ages 8 years and over.
- 4 tunnels curved, 2 tunnels straight, 2 tunnel points, 2 vertical U-turns, 2 Bernulli plastic rails, 2 O-plastic rails, 2 baskets.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07BLY2CW5 |
| Age Range Description | 8 Jahre to 99 Jahre |
| Best Sellers Rank | 126,254 in Toys & Games ( See Top 100 in Toys & Games ) 3,565 in Toy Building Sets |
| Brand Name | Ravensburger |
| Colour | Colourful |
| Country Of Origin | Czech Republic |
| Customer Reviews | 4.6 4.6 out of 5 stars (3,235) |
| Educational Objective | Develop understanding of physics principles through creative construction and experimentation |
| Global Trade Identification Number | 04005556276141 |
| Included Components | Instructions (D, F, I, EN, NL, E), 4 tunnel curves, 2 tunnel straights, 2 tunnel switches. 2 vertical U-turns, 2 Bernulli plastic rails, 2 O-plastic rails, 2 catch baskets |
| Is Assembly Required | No |
| Item Dimensions | 33.8 x 33.8 x 5.5 centimetres |
| Item Type Name | Marble Run Expansion Tunnel |
| Item Weight | 650 Grams |
| Manufacturer | Ravensburger Spielverlag |
| Manufacturer Part Number | 27614 |
| Manufacturer Warranty Description | 2 Year Guarantee |
| Material Type | Plastic |
| Maximum Age Recommendation | 1188 |
| Minimum Age Recommendation | 96.0 |
| Model Number | 27614 |
| Number of Players | Ab 1 Spieler |
| Operation Mode | Manual |
| Set Name | GraviTrax |
| Size | Medium, Small |
| Sub Brand | GraviTrax |
| Supported Battery Types | No batteries required |
| Theme | Train |
| Unit Count | 1.0 Count |

## Images

![Ravensburger GraviTrax, tunnel toy, multi-coloured, 27614 - Image 1](https://m.media-amazon.com/images/I/61B2PUi1vqL.jpg)
![Ravensburger GraviTrax, tunnel toy, multi-coloured, 27614 - Image 2](https://m.media-amazon.com/images/I/71f+gYVz6KL.jpg)
![Ravensburger GraviTrax, tunnel toy, multi-coloured, 27614 - Image 3](https://m.media-amazon.com/images/I/61+d5laHjRL.jpg)
![Ravensburger GraviTrax, tunnel toy, multi-coloured, 27614 - Image 4](https://m.media-amazon.com/images/I/61GUgQSl24L.jpg)
![Ravensburger GraviTrax, tunnel toy, multi-coloured, 27614 - Image 5](https://m.media-amazon.com/images/I/61mFzb7bd2L.jpg)

## Questions & Answers

**Q: gravitrax tunnel toy. seems to be a german version. Is this ok to add to gravitrax starter kit?**
A: I gave this to my grandsons to add to their gravitrax set and it worked fine.  I think there are English instructions inside the box.  They had no problems with it anyway.

**Q: I have the expansion looping, what starter set do I need**
A: Get the base set. We gave nearly all of it now it’s brilliant

## Customer Reviews

### ⭐⭐⭐⭐⭐ Keep them happy for hours
*by S***. on 2 January 2019*

A really great way of encouraging your young ones to work our patterns and design and my grandson loves it and it keeps him off the Nintendo for a while!

### ⭐⭐⭐⭐⭐ Good bargain, all in German for some reasons but cheap
*by Q***E on 26 August 2025*

For £6.71 it's a decent set, gravitrax is normally much more pricey. It is all in German, for reasons (unknown)

### ⭐⭐⭐⭐⭐ Great addition
*by L***. on 18 May 2019*

My son loves this addition to his Gravitrax set. Works well with the other add ons, too.

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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-03-24*