---
product_id: 232995760
title: "2-PCS 26x4 Heavy Duty E-Bike Tubes 26x4.0 AV32mm (89/102-559) Inner Tubes 26\" x 4.0\" Compatible with 26x3.5/4.0 E-Bike Bicycle Fat Tire Tubes Schrader Valve"
brand: "yunscm"
price: "375 zł"
currency: PLN
in_stock: true
url: https://www.desertcart.pl/products/232995760-2-pcs-26x4-heavy-duty-e-bike-tubes-26x4-0
store_origin: PL
region: Poland
---

# 6-9 months air retention 40% thicker butyl rubber 26-inch heavy-duty fit 2-PCS 26x4 Heavy Duty E-Bike Tubes 26x4.0 AV32mm (89/102-559) Inner Tubes 26" x 4.0" Compatible with 26x3.5/4.0 E-Bike Bicycle Fat Tire Tubes Schrader Valve

**Brand:** yunscm
**Price:** 375 zł
**Availability:** ✅ In Stock

## Summary

> 🚀 Ride tougher, longer, and smarter with every mile!

## Quick Answers

- **What is this?** 2-PCS 26x4 Heavy Duty E-Bike Tubes 26x4.0 AV32mm (89/102-559) Inner Tubes 26" x 4.0" Compatible with 26x3.5/4.0 E-Bike Bicycle Fat Tire Tubes Schrader Valve by yunscm
- **How much does it cost?** 375 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/232995760-2-pcs-26x4-heavy-duty-e-bike-tubes-26x4-0)

## Best For

- yunscm enthusiasts

## Why This Product

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

## Key Features

- • **Unmatched Durability:** 40% thicker butyl rubber boosts puncture resistance and extends tube lifespan significantly.
- • **Built for the Bold Ride:** Specifically engineered for 26" x 3.5-4.0" fat tires, perfect for e-bikes and mountain adventures.
- • **Effortless Installation:** Designed with a Schrader valve and easy-fit sizing for quick, hassle-free tube swaps.
- • **Shock Absorption Mastery:** Heavy-duty rubber absorbs bumps and vibrations, delivering a smoother, safer ride.
- • **Stay Inflated, Stay Ahead:** Maintains optimal tire pressure for 6-9 months, slashing your inflation routine.

## Overview

The YunSCM 2-pack 26x4 heavy-duty e-bike inner tubes are crafted from premium butyl rubber with a 40% thickness increase, offering superior puncture resistance and air retention for 6-9 months. Compatible with 26" fat tires (3.5-4.0" width), these tubes feature Schrader valves for easy inflation and are optimized for electric and mountain bikes, ensuring enhanced durability, shock absorption, and reduced maintenance frequency.

## Description

Full description not available

## Features

- Designed for E-bike 26 "X4.0" Heavy Duty inner tubes:26"x3.5/4.0 (89/102-559) Schrader Valve heavy-duty fat inner tube, we design the most suitable thick inner tube for e-bike according to the demand, which can easily meet the demand of 26"x4.0". In fact, its width can be extended to 5.0"+, in order to ensure quality, we conservatively used in the 3.5/4.0 range to ensure its life and air tightness, and reduce the frequency of wear and replacement.
- HEAVY DUTY - Air Tightness: Using high elasticity and high quality butyl rubber and EPDM rubber, the thickness is increased by 40%, and the air tightness of the inner tube is increased by 200% than that of the ordinary butyl inner tube; After inflation, the tire can maintain a higher air pressure for 6-9 months, greatly reducing the inflation frequency. Good air tightness helps keep tire pressure stable, thus improving driving safety.
- HEAVY DUTY- Ultra Durable: Our heavy duty inner tubes have higher puncture resistance than ordinary inner tubes, and the thicker body can withstand more friction and wear, thus extending the service life of the tube, reducing replacement frequency and maintenance costs. And in long-term use.
- Excellent shock absorption ability: The heavy, strong, highly durable butyl rubber made from these inner tubes is a perfect shock absorber to reduce vibration and eliminate the shock caused by bumps and rough surfaces on the road or pavement. Heavy Duty butyl rubber for maximum ride comfort - upgrade your ride experience
- Installation: 26"x3.5"/4.0'' bicycle heavy duty replacement inner tube for easy installation and removal. Check the valve position to ensure that the installation direction is correct
- This heavy duty inner tube is compatible with the corresponding models of mountain bikes, road bikes, Cruiser bikes, electric bikes; At the same time, the increase in thickness can meet the needs of the longer driving range and load of the prevailing electric bicycles.
- Tip: Before installing the inner tube, please put the inner tube into the water for inspection, if there are bubbles, it means that it has been damaged, you can contact us. Check the valve position to ensure that the installation direction is correct. Note: The inflatable inner tube should avoid puncture by sharp objects

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | YunSCM |
| Valve Type | Schrader |
| Material | Butyl Rubber |
| Wheel Size | 26 Inches |
| Item Diameter | 26 Inches |
| Item Width | 4 Inches |
| UPC | 712673032249 |
| Compatible Tire Width Minimum | 3.5 Inches |
| Valve Length | 1.57 Inches |
| Manufacturer | YunSCM2020082103 |
| Size | 26x3.5/4.0 |
| Compatible Tire Width Maximum | 4 Inches |
| Item Package Dimensions L x W x H | 10.08 x 9.65 x 2.64 inches |
| Package Weight | 1.1 Kilograms |
| Brand Name | YunSCM |
| Model Name | 26x3.5/4.0 |
| Color | Black |
| Number of Items | 2 |
| Part Number | YunSCM2020082103 |
| Model Year | 2023 |

## Product Details

- **Brand:** YunSCM
- **Valve Type:** Schrader
- **Material:** Butyl Rubber
- **Wheel Size:** 26 Inches
- **Item Diameter:** 26 Inches

## Images

![2-PCS 26x4 Heavy Duty E-Bike Tubes 26x4.0 AV32mm (89/102-559) Inner Tubes 26" x 4.0" Compatible with 26x3.5/4.0 E-Bike Bicycle Fat Tire Tubes Schrader Valve - Image 1](https://m.media-amazon.com/images/I/71mQUKWruEL.jpg)

## Questions & Answers

**Q: will this fit a Neffice 26" fatbike?**
A: If you have a 26 in x4 fat tire bike these will fit..............

**Q: can you remove the valve core on this tube?**
A: Yes, the valve core can be removed the save as any other tube.

**Q: Does it work for 26 × 4.0**
A: Yes, I have 26x4 fat tires on my freesky mountain ebike and they work great!

**Q: Do these come with the 3 tire removal tools shown in the picture?**
A: Yes, it did come with them. I think there were only two though. Not positive.

## Frequently Bought Together

- 2-Pack 26" Fat Tire Tubes 26 x 3.5/4.0 AV32mm Valve 26" Fat Tubes Compatible with 26 x 3.50 26x3.60 26x3.80 26 x 4.0 Electric Bike/Mountain Bike Fat Tire Tubes
- Slime 10015 Bike Tube Puncture Repair Sealant, Prevent and Repair, Suitable for all Bicycles, Non-Toxic, Eco-Friendly, 237 mL (8oz) bottle, Green

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*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-01-25*