Cross Country Mountainbiking Give it your all with the XC 900 mountain bike with rigid carbon frame. Get to the finish line faster with the ROCKSHOX REBA RL 100mm frame, MAVIC Crossmax wheels and SRAM GX EAGLE drivetrain.
Give it your all: full carbon frame and seat post (frame: 1.1kg in M)
Overcome obstacles with the Rockshox Reba RL 100mm self-locking fork.
Enjoy powerful SRAM Level T dual-piston brakes with 160mm discs.
CYCLING MOUNTAIN BIKES CROSS COUNTRY MTB
SUSPENSION : FRONT
NUMBER OF SPEEDS
TYPE OF BRAKE
Hydraulic disc brakes
NUMBER OF CHAINRINGS
LEVEL OF PRACTICE
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 900 mountain bike, involving XC mountain bikers at every stage of the projectTo ensure you are completely satisfied, the XC 900 is assembled in our own factory in Lille, metres from our development team.
Men's or women's mountain bike? The Rockrider XC 900 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.
Several sizes available: M: between 1.60m and 1.74m L: between 1.75m and 1.84m XL: between 1.85 m and 1.95 m If you are on the limit between 2 sizes, we recommend following the exact size listed.
This Rockrider Cross Country frame is completely made from carbon. We have optimised the carbon fibres to improve the rigidity and lightness of the mountain bike. The frame is handmade. ESR-compatible (Electronic Shifting Ready) frame with special pass-throughs for electronic cables. Rear axle 142mm x 12mm. "Press fit 92" bottom bracket. 27.2mm diameter seat post. Compatible with 1 bottle cage. Weight in size M: 1.1kg.
Obstacles no longer pose a problem. ROCKSHOX REBA RL front suspension with 100mm of travel. Direct locking front suspension (in open or closed position) on the handlebar using the COMBO LOCK handle.
This mountain bike has no rear suspension.
Go anywhere, uphill or downhill, with this 12-speed cassette. SRAM GX Eagle drive train, 1x12 single chainring, for easier pedalling and climbing. Rack: SRAM Turativ Stylo - 34-tooth for achieving greater speed. SRAM XG1275 Eagle cassette with 12 cogs: 10/50 teeth.The 50-tooth cog ensures good gear ratio for climbing more challenging sections, whilst the 10-tooth cog is ideal for maximum speed.
Keep stable and find your attack position. 680mm wide Rockrider Comp Flat handlebars. The B'TWIN COMP stem is adapted to the size (70mm in size S, 80mm in size M, 90mm in size L, and 100mm in size XL). Semi-integrated headset with sealed bearings. Lightweight, "lock on" style Rockrider 900 grips screw onto the handlebars.
For maximum lightness and comfort, the XC 900 is equipped with a 27.2mm diameter B'Twin Carbon seat post. The 400mm length allows a wide range of adjustment. The Rockrider XC/AM saddle provides comfort as you pedal. The saddle weighs 265g.
The choice of double hydraulic disc brakes allows precise braking. Exclusive SRAM Level T hydraulic disc brakes. Front 160mm disc, 160mm rear disc.
27.5" : wheels up to the challenge of XC! Mavic Crossmax Tubeless Ready wheels, 15mm at the front and 12mm at the rear. Inner rim width: 22mm.Tubeless Mavic rim strip.UST valve included.Sealed bearings. Weight of both wheels without tyres:1.735kg
Grip and move over all types of terrain. Hutchinson Cobra 27.5x2.1 Air Light tyres. Light, high-performance tyres with a low profile, designed for stony, varied terrain. Lugs to optimise traction High side lugs to optimise grip on turns.
The bike is supplied with B'Twin Flat Pro platform pedals. However, for better performance when pedalling, we recommend replacing them with clipless platform pedals (not included).
The front and rear wheels can be mounted or removed in one easy step: you just need a hex key (size 6). The rear derailleur has a pin that easily locks and unlocks to mount or remove the rear wheel.
10.4 kg in size M, without pedals. 10.6 kg in size L, without pedals. 10.8 kg in size XL, without pedals. The weight can vary based on the tolerance of the components. The complete bike (MTB + fully equipped rider) should not exceed 120kg.
During your first outings, the equipment on your bike will gradually adjust itself (chain, dérailleur, brakes, etc.).We offer a free inspection in the 6 months following purchase, where our technicians will carry out a 13-point check of your bike. Access all our advice on handling your bike: https://support.decathlon.fr/velos-tout-terrain-vtt-fr-tp_19822
We recommend storing your mountain bike in a cool, dry place, away from corrosive products and salty air.
Please visit your local Decathlon store for any pre-purchase tests.