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Hydraulic brakes, 27 speeds, lockout fork

15 - Cycling Cycling - Rockrider 540 Mountain Bike, Grey -27.5
  • 15 - Cycling Cycling - Rockrider 540 Mountain Bike, Grey -27.5
  • 15 - Cycling Cycling - Rockrider 540 Mountain Bike, Grey -27.5
  • 15 - Cycling Cycling - Rockrider 540 Mountain Bike, Grey -27.5
  • 15 - Cycling Cycling - Rockrider 540 Mountain Bike, Grey -27.5
  • 15 - Cycling Cycling - Rockrider 540 Mountain Bike, Grey -27.5
  • 15 - Cycling Cycling - Rockrider 540 Mountain Bike, Grey -27.5
  • 15 - Cycling Cycling - Rockrider 540 Mountain Bike, Grey -27.5
  • 15 - Cycling Cycling - Rockrider 540 Mountain Bike, Grey -27.5
  • 15 - Cycling Cycling - Rockrider 540 Mountain Bike, Grey -27.5
  • 15 - Cycling Cycling - Rockrider 540 Mountain Bike, Grey -27.5
  • 15 - Cycling Cycling - Rockrider 540 Mountain Bike, Grey -27.5
  • 15 - Cycling Cycling - Rockrider 540 Mountain Bike, Grey -27.5
  • 15 - Cycling Cycling - Rockrider 540 Mountain Bike, Grey -27.5
  • 15 - Cycling Cycling - Rockrider 540 Mountain Bike, Grey -27.5
  • 15 - Cycling Cycling - Rockrider 540 Mountain Bike, Grey -27.5
  • 15 - Cycling Cycling - Rockrider 540 Mountain Bike, Grey -27.5
  • 15 - Cycling Cycling - Rockrider 540 Mountain Bike, Grey -27.5
  • 15 - Cycling Cycling - Rockrider 540 Mountain Bike, Grey -27.5
  • 15 - Cycling Cycling - Rockrider 540 Mountain Bike, Grey -27.5
  • 15 - Cycling Cycling - Rockrider 540 Mountain Bike, Grey -27.5
  • 15 - Cycling Cycling - Rockrider 540 Mountain Bike, Grey -27.5
  • 15 - Cycling Cycling - Rockrider 540 Mountain Bike, Grey -27.5
  • 15 - Cycling Cycling - Rockrider 540 Mountain Bike, Grey -27.5
15 - Cycling

B'TWIN Rockrider 540 Mountain Bike, Grey -27.5"

B'TWIN
Designed for riders looking to get into mountain biking.

This all new Rockrider 540 model is packed with so many great features and market leading specification: 100mm hyrdaulic forks with lockout, 27 speed SHIMANO Altus gears, HAYES Radar hydraulic disc brakes and lightweight 27.5" aero rims.

Rider comfort has been optimised thanks to the innovative 6 position stem, oversized bars, lamellar grips, Ergo fit saddle and comfy seatpost.
To view our full range of 27.5" Mountain bikes, click here.

Want to find out more about tax free bikes at Decathlon? Click here to find out more.

Colour : Carbon grey / Bright red

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OUR CUSTOMERS PICTURES
PRODUCT BENEFITS
Cycling comfort 100 mm hydraulic fork (smoother). Ergonomic saddle. Height-adjustable stem.
Efficiency Shimano Altus 27 speeds. Lightweight tyres, high traction. Fork with lockout.
Precision Hydraulic disc brakes.Tyres made of soft rubber. Wide pedals with strong grip.
Ease of use Lockout your fork in a single step. Ergonomic built-in seat clamp.
Lifetime warranty B'Twin provides a lifetime warranty on the frame, stem and handlebar.
PRODUCT INFORMATION
SIZE
S/M/L/XL
WEIGHT
13.95 kg M without pedals
WHEEL SIZE
27.5 inches
LIFE WARRANTY
frame, stem and handlebar
TECHNICAL INFORMATION
Design The ROCKRIDER 540 was designed and created in France, at the B'Twin Village in Lille, by a team of experts and cycling enthusiasts dedicated to designing our mountain bike Sport Touring line.
Production took place in different factories in Europe as close to our Decathlon stores as possible.
More information available on our website: http://www.btwin.com/en/home
Frame Rockrider CGF Evo (Comfort Geometry Frame) 6061 aluminium frame for 27.5" wheels.
Comfortable seating position thanks to raised steering.
Seat is 5 times more flexible than a standard frame thanks to a narrow 27.2 mm seat post.
Low bottom bracket: helps keep the mountain bike stable in turns, and makes it easier to place foot on the ground.
Open steering angle (69.5°): keeps mountain bike stable while riding.
Short rear wheel base: bike is easy to turn.
Front suspension Suntour XCR 100 fork with 100 mm of travel and adjustable stiffness (more/less). Fork lockout to prevent bobbing on faster terrain.
Rear suspension No rear suspension.
Drive train Triple-chainring chainset (22/32/44 teeth).
Shimano Altus 9-speed rear derailleur.
Microshift MS25 front derailleur.
Shimano Altus M370 shifters with speed indicators.
Shimano HG200 cassette with 9 cogs and 11-34 teeth.
Brakes Hayes Radar hydraulic disc brakes on the front and rear, with 160 mm discs.

OR B'Twin by Tektro hydraulic disc brakes on the front and rear, with 160 mm discs.

Hydraulic brakes are more powerful and gradual, requiring much less effort to be applied to the levers.
Handlebar/stem/steering/grips B'Twin Sport Oversize aluminium handlebar; 660 mm (size S and M), and 680 mm (L and XL).
Exclusive B'Twin aluminium stem, 70 mm (size S), 80 mm (sizes M/L), and 90 mm (size XL).
Stem can be raised by up to 3 cm, with 5 settings (+ 0 mm, + 7.5 mm, + 15 mm, +22.5 mm, +30 mm).
Semi-integrated A-headset headset—better sealed and integrated style.

B'Twin Sport handles with grooves, 120 mm long: genuine comfort while riding.
Wheels Aero Trail Evo wheels with double-walled rims: lightweight, stiff, and durable.
27.5" diameter: the best balance of comfort and performance.
Designed with 28 spokes to reduce weight while still guaranteeing rigidity and strength.
Tyres Exclusive B'Twin All Terrain Dry 27.5" x 2.0 tyres with a system of lugs specially designed for all terrain use on any type of surface.
Lighter tyre sidewalls to reduce the effect of rotating mass.
Chart with recommended tyre pressure based on rider's weight (indicated on the tyre sidewalls).
Saddle / seat post Exclusive B'Twin Ergofit Evo saddle offers outstanding comfort thanks to its wider "hammock" shape and good distribution of pressure points regardless of the rider's pelvis width.B'Twin Sport seat post in aluminium for less weight.
27.2 mm diameter provides the seat with a natural flex that's 5 times greater than a classic seat post.
400 mm long, offering a broad adjustment range.
Pedals Comes with B'Twin Flat Evo resin pedals: both sturdy and lightweight.
A large pressure surface area for more power while pedalling and improved steering of your mountain bike.
More aggressive pins for better contact between the foot and the pedal.
Weight 13.50 kg in S without pedals.
13.95 kg in M without pedals.14.05 kg in L without pedals.
14.20 kg in XL without pedals.
Accessories Frame can take a bottle cage, saddle bag, mud guard, stand, pannier rack.
Sizes S: 1.50m to 1.65m
M: 1.65m to 1.75m
L: 1.75m to 1.85m
XL: 1.85m to 2.00m
COMPOSITION / ADVICE
Composition
Frame
100.00% Aluminium 6061
Stock advice Store in a cool, dry place, away from corrosive products and salty air.
Restricted use : Not suitable for All Mountain, Enduro, BMX
OUR COMMITMENTS
The Mission Test test users in the Lyon mountains, in May 2015.
Test Product We also recommend wearing cycling shorts with a protective pad.
Guarantee : Lifetime (frame, stem, handlebars). Details on btwin.com.Availability of spare parts: 2 years.
YOUR REVIEWS
REVIEWS BY OUR TEAM MEMBERS
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