---
product_id: 70691784
title: "WTB KOM Tough Mountain Bike Rim (27.5\" x i40) 32 Spoke Holes, XC/Trail/Enduro/Gravity, Tubeless Ready"
brand: "wtb"
price: "38149 kr"
currency: ISK
in_stock: true
reviews_count: 2
category: "Wtb"
url: https://www.desertcart.is/products/70691784-wtb-kom-tough-mountain-bike-rim-27-5-x-i40
store_origin: IS
region: Iceland
---

# Tubeless-ready with patented TCS Solid Strip 6069 aluminum alloy for lightweight durability Dual I-Beam design for superior lateral stiffness WTB KOM Tough Mountain Bike Rim (27.5" x i40) 32 Spoke Holes, XC/Trail/Enduro/Gravity, Tubeless Ready

**Brand:** wtb
**Price:** 38149 kr
**Availability:** ✅ In Stock

## Summary

> 🚵‍♂️ Ride Tough, Ride KOM: The Rim That Owns Every Trail

## Quick Answers

- **What is this?** WTB KOM Tough Mountain Bike Rim (27.5" x i40) 32 Spoke Holes, XC/Trail/Enduro/Gravity, Tubeless Ready by wtb
- **How much does it cost?** 38149 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/70691784-wtb-kom-tough-mountain-bike-rim-27-5-x-i40)

## Best For

- wtb enthusiasts

## Why This Product

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

## Key Features

- • **Optimized Spoke Alignment:** 4D angled spoke holes reduce tension stress, enhancing wheel longevity and ride smoothness under impact.
- • **Seamless Tubeless Integration:** Patented TCS Solid Strip prevents tape sagging, ensuring airtight seals and hassle-free setups every ride.
- • **Proven Enduro & Adventure Ready:** Trusted by elite racers and bikepackers worldwide, designed for versatile terrain and tire compatibility.
- • **Reinforced Dual I-Beam Structure:** Engineered with two vertical support beams to conquer rocky descents with confidence and stability.
- • **Unmatched Strength Meets Lightweight:** Crafted from premium 6069 aluminum alloy, balancing durability with agility for aggressive trail riding.

## Overview

The WTB KOM Tough 27.5" rim is a tubeless-ready, high-performance mountain bike rim crafted from durable 6069 aluminum alloy. Featuring a reinforced dual I-Beam design and patented TCS Solid Strip technology, it delivers exceptional lateral stiffness, impact resistance, and airtight tubeless setups. Optimized with 4D angled spoke holes for enhanced wheel durability, this rim is proven in elite enduro racing and trusted by bikepackers for rugged trail reliability.

## Description

The WTB KOM Tough rim is the ultimate bike rim for riders who demand strength, reliability, and performance in the most punishing conditions. Crafted from top-tier 6069 aluminum alloy, this tubeless rim delivers unbeatable durability at a reasonable weight, making it ideal for enduro, gravity, trail riding, and bikepacking. The innovative Dual I-Beam support system reinforces the rim with two vertical beams, enhancing lateral stiffness and overall strength to withstand aggressive riding on rugged terrain. Designed for seamless tubeless integration, the KOM Tough features WTB's TCS 2.0 system with a recessed channel that accommodates the Solid Strip. This unique design prevents tubeless tape from sagging into spoke holes, ensuring a smooth interface between tire and rim for an airtight seal. The 4D angled spoke holes further enhance performance by evenly distributing tension across the wheel, reducing stress on spokes and nipples. Proven on the toughest Enduro World Series tracks and trusted by bikepackers exploring remote regions, the KOM Tough is available in multiple widths to suit various riding styles. Whether you're tackling rocky descents or loading up for an adventure, this tubeless-ready bike rim delivers unmatched confidence and reliability on every ride.

Review: WTB makes Great Products - Solid rim great design with the drop channel and strip added to make sure the Tubeless tape sits correctly
Review: NICE PRODUCT - NICE PRODUCT

## Features

- DURABLE 6069 ALUMINUM: Engineered with top-tier 6069 alloy, the WTB KOM Tough bike rim delivers exceptional strength while maintaining a lightweight profile—perfect for aggressive mountain biking.
- REINFORCED DUAL I-BEAM DESIGN: Two vertical support beams within the rim cavity provide unmatched lateral stiffness and impact resistance, ensuring confidence on rocky trails or steep descents.
- OPTIMAL TUBELESS-READY PERFORMANCE: The patented TCS Solid Strip prevents tape sagging into spoke holes and degrading the rim, creating an airtight seal that simplifies tubeless-ready setup while improving long-term reliability on rugged terrain. The best tubeless-ready in the market.
- OPTIMIZED SPOKE ALIGNMENT: The 4D angled spoke holes eliminate binding at the nipple interface, evenly dispersing tension to enhance wheel durability and stability during high-impact rides.
- VERSATILE & PROVEN PERFORMANCE: Available in multiple widths to suit various tire sizes, the KOM Tough rim has been proven in elite enduro races and trusted by bikepackers exploring remote regions worldwide.
- 27.5" DIAMETER and i40 INNER RIM WIDTH

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07FCPWG8M |
| Best Sellers Rank | #288,409 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #8 in Bike Rims |
| Brand | WTB |
| Brand Name | WTB |
| Color | Black |
| Compatible with Vehicle Type | Bicycle |
| Customer Reviews | 5.0 out of 5 stars 11 Reviews |
| Exterior Finish | Black |
| Global Trade Identification Number | 00714401205710 |
| Included Components | Rim |
| Item Diameter | 27.5 Inches |
| Item Type Name | Rim |
| Item Weight | 1 Pounds |
| Load Index | 1100 |
| Manufacturer | Wilderness Trail Bikes, Inc. |
| Manufacturer Part Number | W020-0571 |
| Manufacturer Warranty Description | 2 Year Warranty |
| Material | Aluminum |
| Material Type | Aluminum |
| Rim Size | 27.5 Inches |
| Rim Width | 28 Inches |
| Size | 27.5" |
| UPC | 714401205710 |
| Unit Count | 1.0 Count |
| Wheel Size | 27.5 Inches |

## Product Details

- **Size:** 27.5"
- **Brand:** WTB
- **Wheel Size:** 27.5 Inches
- **Item Diameter:** 27.5 Inches
- **Vehicle Service Type:** Bicycle
- **Load Index:** 1100
- **UPC:** 714401205710
- **Global Trade Identification Number:** 00714401205710
- **Color:** Black
- **Manufacturer:** Wilderness Trail Bikes, Inc.

## Images

![WTB KOM Tough Mountain Bike Rim (27.5" x i40) 32 Spoke Holes, XC/Trail/Enduro/Gravity, Tubeless Ready - Image 1](https://m.media-amazon.com/images/I/6119NsOhALL.jpg)

## Available Options

This product comes in different **Size, Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ WTB makes Great Products
*by A***O on March 11, 2025*

Solid rim great design with the drop channel and strip added to make sure the Tubeless tape sits correctly

### ⭐⭐⭐⭐⭐ NICE PRODUCT
*by A***I on September 10, 2019*

NICE PRODUCT

## Frequently Bought Together

- WTB KOM Tough Bike Rim, 27.5" Diameter, i40 Inner Rim, Durable Tubeless Ready Rim with TCS Solid Strip, Dual I-Beam Support, and 32 Precision 4D Spoke Holes for Enduro, Gravity & Bikepacking
- WTB Tubeless Rim Tape 45mm x 11m Roll, High-Performance, Durable Tubeless Setup for Bicycle Rims, Airtight Seal, Easy Application, and Compatible TCS and Other Tubeless Rims

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**Shop now:** [https://www.desertcart.is/products/70691784-wtb-kom-tough-mountain-bike-rim-27-5-x-i40](https://www.desertcart.is/products/70691784-wtb-kom-tough-mountain-bike-rim-27-5-x-i40)

---

*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-02-22*