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XC50 Mountain Bike 29''

Sale price: $999.00 Regular price: $1,499.00

Choose our aluminum XC bike with an NX 1x11 drivetrain, Sun Ringle 29" wheels and Judy fork.

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Size: Select a size
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Sale price: $999.00 Regular price: $1,499.00

Free shipping over $35

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San Francisco, 735 Market St. Options

Select an available color and size to see options.

Model: 8663746

Product Videos

Product Features

XC50 Mountain Bike 29'' | Designed for getting started with cross-country mountain biking.

Choose our aluminum XC bike with an NX 1x11 drivetrain, Sun Ringle 29" wheels and Judy fork.

A photo of the XC50 Mountain Bike 29'' in use


Manage effort, semi-rigid XC geometry, SRAM NX 1x11, SunRingle Duroc 30 wheels


Hit the slopes with its 6013 aluminum frame with XC geometry (3.3 lbs in size S)

Shock absorption

Cushion all impacts: 100 mm JUDY fork with quick-release on the handlebars

Braking power

Powerful brakes with double piston calipers and 180 mm/160 mm discs.

Lifetime warranty

ROCKRIDER offers a lifetime warranty on the frame, handlebars, and stem.

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Size Guide

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Additional Product Information


Bike frame: 100.0% Aluminium 6061

The story behind the xc 50 ltd...

Entirely designed and developed in France at the B'Twin Village (Lille), this mountain bike is the fruit of the work of an expert team of passionate cross-country mountain bikers. The Rockrider team has designed and tested this XC 50 LTD mountain bike with its test riders.

Switch and ride: 1 bike, many rides

The SWITCH and RIDE system is easy: a mountain bike frame compatible with 3 wheel sizes.1/ You add a 2nd or 3rd pair of wheels.2/ Enjoy all terrains!

A unisex mountain bike

Men's or women's mountain bike? The Rockrider XC 50 is for men and women.For greater comfort, the women on our mountain bike team recommend replacing the saddle with the Women's 500 Sport saddle, which is adapted to women's bodies.

Choosing your mountain bike size

Several sizes available:S: between 4'11" and 5'5"M: between 5'5" and 5'9"L: between 5'9" and 6'XL: between 6'1" and 6'5"If you are on the edge between 2 sizes, we recommend following the exact size listed.


The stiff, lightweight ROCKRIDER XC frame has optimized geometry for physical performance.It was designed with shorter bases to leave space for wide tires.Made of triple-thickness 6061 and 6013 aluminum.Lifetime warranty on the Switch And Ride frame, single chainwheel only.148 mm x 12 mm rear axle."Press fit 92" bottom bracket.31.6 mm diameter saddle tube.Compatible with double bottle cage (except in size S).Weight in size S: 3.3 lbs.

Product testing

Please visit your local Decathlon store for any pre-purchase tests.

Storage instructions

We recommend storing your mountain bike in a cool, dry place, away from corrosive products and salty air.


Lifetime (frame, stem, handlebars). Details on our website. Availability of spare parts: 2 years.



Superior quality. Unbeatable prices.

For 40 years, Decathlon has delivered the best value in the retail sports industry by offering high-quality, sustainable and cost-effective products.

Decathlon makes the difference
  1. product-research

    Research and development

    delivers high-quality cost-effective products

  2. State-of-the-art production processes

    minimize manufacturing costs

  3. Optimized supply chain

    reduces retail prices

  4. laptop-checkout

    Minimal retail footprint

    lowers overhead and indirect costs


Size Guide Visual