# Topeak Defender M1 & XC11 Fender Set for 27.5-29 inch Mountain Bikes

**URL:** https://aio.lv/en/product--topeak-t-tc9638--4072096
**Data updated:** 2026-05-18 02:50 (EEST)
**Category:** Kids’ Ride-On Accessories
**Manufacturer:** TOPEAK
**Manufacturer code:** T-TC9638
**EAN:** 4712511833157
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 39.49 €
**Prices and availability valid until:** 2026-07-19 23:59
**Price without VAT (21%):** 32.64 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--topeak-t-tc9638--4072096

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 30.06.2026 | free |
| Pickup points | 03.07.2026 | 1.99 EUR |
| Courier delivery to door | 03.07.2026 | 4.99 EUR |

## Summary description

The Topeak Defender M1 & XC11 set is a high-performance front and rear fender system designed for 27.5-inch and 29-inch mountain bikes. The M1 front fender features a quick-release attachment for the fork, while the XC11 rear fender offers an adjustable angle and a secure clamp for seatposts. This durable set provides excellent protection against mud and debris, ensuring a cleaner ride in various trail conditions.

## Long description

The Topeak Defender M1 & XC11 Fender Set is a professional-grade mudguard solution engineered specifically for 27.5-inch and 29-inch mountain bikes. This comprehensive set includes a front fender and a rear fender, providing full coverage to protect both the rider and the bicycle frame from mud, water, and trail debris during off-road excursions.
Advantages
The primary benefit of this fender set is its high-performance design that balances lightweight construction with exceptional durability. The front M1 fender utilizes a quick-release attachment system that integrates seamlessly with the bike's fork, allowing for rapid installation and removal without the need for specialized tools. The rear XC11 fender features a multi-pivot design that allows for precise angle adjustment, ensuring optimal coverage regardless of the bike's geometry. The secure clamp mechanism for the seatpost ensures that the fender remains stable even on rough and technical terrain.
Suitable for
Mountain biking on muddy or wet trails
Commuting on mountain bikes in variable weather conditions
Riders seeking quick-release protection for 27.5-inch and 29-inch wheel sizes
When it may not be suitable
This fender set is specifically designed for mountain bikes with standard fork and seatpost configurations. It may not be compatible with bicycles featuring non-standard frame geometries, specific full-suspension designs that interfere with seatpost mounting, or bikes equipped with unconventional fork designs that do not support the M1 quick-release system.
Key specifications
Compatibility: 27.5-inch and 29-inch mountain bike wheels
Front fender attachment: Quick-release fork mount
Rear fender attachment: Adjustable seatpost clamp
Material: High-impact plastic
Adjustability: Multi-pivot rear fender angle adjustment
How to use
To install the front M1 fender, insert the quick-release mount into the steerer tube of your suspension fork and tighten until secure. The fender can then be clicked into place. For the rear XC11 fender, open the clamp and secure it around the seatpost, ensuring it is positioned at the desired height. Use the adjustment pivots to set the angle of the fender so that it follows the contour of the rear tire, providing maximum protection from spray.
What to consider before purchase
Verify the diameter of your seatpost to ensure compatibility with the XC11 clamp
Check for sufficient clearance between the tire and the frame/fork
Confirm that your fork steerer tube is compatible with the M1 mounting system
Usage recommendations
Regularly inspect the mounting points after riding on extremely rough terrain to ensure the clamps remain tight. Clean the fenders with water and a soft cloth to maintain their appearance and prevent the buildup of abrasive grit.

## FAQ

### How much does the Topeak Defender M1 & XC11 Fender Set for 27.5-29" MTB cost, and is it available for purchase?

The price is 39.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 16 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 30.06.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All TOPEAK products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized TOPEAK service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/4072096/51383402_large.webp