Compare bikes: Compare Btwin Rockrider 540 Women's Mountain Bike - White (2017) vs. Trek Skye Women's (2017) - Findabike

KMC Z51

Shimano Tourney TY301, 42/34/24

Front: Shimano Tourney TY500 - Rear: Shimano Tourney TY300

Shimano Altus EF51, 7-speed

Shimano TZ21 14-28, 7-speed

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.

WSD Alpha Silver Aluminium w/semi-integrated head tube, rack and mudguard mounts, G2 Geometry on 29ers

1-1/8" threadless, semi-integrated, semi-cartridge bearings

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.

Front: SR Suntour M-3030, coil spring, preload, 75mm travel

Bontrager alloy, 25.4mm, 15-degree

Front: Formula TK31 alloy - Rear: Formula FM31 alloy

Bontrager AT-550 36-hole alloy

Exclusive B'Twin All Terrain Light 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 reduce the effect of rotating mass. Chart with recommended tyre pressure based on rider's weight (indicated on the tyre sidewalls).

Bontrager XR2, 29x2.20" front, 29x2.00" rear (13.5 & 15.5: 27.5x2.20")

Aero Trail Evo aluminium 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.

Formula alloy hubs, Bontrager AT-550 36-hole alloy rims

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.

Tektro alloy linear-pull

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.

Bontrager Riser, 25.4mm, 30mm rise

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 aluminium seat post, with a 27.2 diameter, offering a natural seat flex 5 times greater than a classic seat post. 400 mm long, offering a broad adjustment range. Ergonomically-designed seat clamp that requires half the amount of effort to close.

Bontrager Evoke 1 WSD

Bontrager SSR, 2-bolt head, 27.2mm, 12mm offset

Bontrager alloy, 25.4mm, 15-degree

Comes with B'Twin Flat Evo resin pedals: sturdy and lightweight. A large pressure surface area for more power while pedalling and improved directional control of your mountain bike. More aggressive pins for better contact between the foot and the pedal.