This XC mountain bike is designed for performing on long-distance marathon-style mountain bike routes and rugged XC courses.
Our engineers have selected the most suitable parts to make this Rockrider XC 900S competition mountain bike available at as low a price as possible.
Carbon/alu frame, Mavic Crossmax tubeless wheels, Sram GX Eagle Lunar groupset, tubeless-ready tyres and 31.6 mm carbon seat post: a set-up that'll set you up for the podium!

Carbon front triangle
6061/6013 alu rear triangle
Carbon linkage
148 mm x 12 mm BOOST rear axle
Pressfit 92 bottom bracket
Single chainring only
Bottom bracket access hatch
31.6 mm seat tube with internal cable routing for dropper posts (needs special caps to be mounted - product ref 8571387)
Compatible with 1 bottle cage
Weight in size S: 2.2 kg

RockShox Reba RL 120 mm
Thru axle
BOOST format
Combolock 3-position remote lockout

MANITOU Radium Expert Metric
120 mm travel, 190x45 mm
3 positions
Adjustable rebound

Sram GX EAGLE Lunar 12-speed
Sram PG1230 11-50 cassette
Truvativ Stylo Alu chainset
34 T chainring (compatible with 30, 32 and 36 T)

Sram Level T
180 mm front discs, 160 mm back

Mavic Crossmax wheels
1760 g
Outer width: 25 mm
Tubeless Ready
24 spokes
6-bolt disc brake rotor
ID360 freehub
HG body
Sealed cartridge bearings

Rockrider aluminium flat
Width: 720 mm
Angle: 6.5°
256 g

Rockrider Aluminium
Angle - 20°
60 mm in size S
70 mm in size M
80 mm in size L
90 mm in size XL

Rockrider XC Ergofit
265 g

Rockrider Carbon
Diameter: 31.6 mm
Weight: 245 g in 400 mm

Front: Hutchinson Kraken Racing Lab 2.30 tubeless ready
127 TPI carcass

Rear Hutchinson Kraken Racing Lab 2.30 tubeless ready Hardskin
66 TPI carcass

or (depending on availability)

Front:
Vittoria Barzo 29 x 2.25 Graphene
120 TPI carcass
beige sidewalls
Weight: 720 grams

Rear
Vittoria Mezcal 29 x 2.25 Graphene
120 TPI carcass
Beige sidewalls
Reinforced sidewalls
Weight 730 grams

Bike weight without pedals and with tubeless set-up

S: 11.8 kg
M: 12.0 kg
L: 12.2 kg
XL: 12.5 kg

Rockrider 520 Grip flat pedals

To keep this bike rolling smoothly, you should perform regular maintenance, including:
- degreasing the chain and lubricating it regularly
- degreasing the disc brakes
- checking for wear on the drivetrain
- regularly servicing the suspension fork (ideally every 50 hours of use)
- regularly reinjecting the tubeless ready tyres with sealant