Orbea Onna 20 29' Bike (2025)

Mountain bike Orbea Onna 20 29' 2025, black color. Orbea Reference: R20817N9.

ONNA MEANS COMFORT AND CONTROL

We designed Onna for riders dreaming of conquering the trails. The bike’s geometry maximizes efficiency and control, and it is perfect for any cyclist starting to fall in love with MTB.

BALANCED HANDLING

Onna showcases a balanced geometry perfect for trail riding, aimed at offering maximum fun for any rider. Combined with properly sized wheels for each frame size, Onna becomes the perfect bike to tackle any trail ahead.

READY FOR THE NEXT TRAIL

With a head tube that allows for a variety of 100 mm forks, hydraulic disc brakes throughout the range, and a 1x Shimano transmission in high-end models, Onna provides everything one could need for a good ride. Additionally, it offers enough space to fit wide mountain bike tires, so Onna won’t limit your adventures.

SPECIFICATIONS

FRAMESET

• FRAME: Orbea Onna Alloy, Dropout 9x135, BSA BB, Internal cable routing
• FORK: SR Suntour XCT 30 Coil 100mm QR
• HEADSET: 1"-1/2 Semi-Integrated

DRIVETRAIN

• CRANKSET: Forged alloy, 32t
• SHIFTERS: Shimano Cues SL-U6000
• CASSETTE: Shimano CS-LG400 11-50t 11-Speed
• REAR DERAILLEUR: Shimano Cues U6000 GS Shadow
• CHAIN: KMC eGlide

COCKPIT

• HANDLEBAR: Alloy, 31.8mm, Flat, 720mm
• STEM: Alloy, 7º

BRAKES

• BRAKE: Shimano MT200 Hydraulic Disc

WHEELS

• WHEEL: Alloy, 23c, 32H
• TIRES: Kenda Booster 2.40" 30TPI

ACCESSORIES

• PEDALS: VP-537 Black

COMPONENTS

• SEATPOST: Alloy, 27.2mm, Setback 0
• SADDLE: Fortune QF-3091