Orbea Onna 40 27.5' Bike (2025)

Orbea Onna 40 27.5' mountain bike, 2025, black. Orbea reference: R20214N9.

ONNA IS SYNONYMOUS WITH COMFORT AND CONTROL

We designed Onna for riders who dream of conquering the trails. The bike's geometry maximizes efficiency and control, perfect for any rider just starting to fall in love with MTB.

BALANCED HANDLING

Onna features a balanced, trail-ready geometry designed to deliver maximum fun for any rider. Add to that the right wheel sizes for every frame size, and the Onna is the perfect bike for tackling any trail ahead.

READY FOR THE NEXT TRAIL

With a head tube that accommodates a wide variety of 100mm forks, hydraulic disc brakes across the range, and a 1x Shimano drivetrain on the high-end models, the Onna offers everything you need for a great ride. Plus, it gives you enough clearance to fit wide mountain bike tires, so the Onna won't limit your adventures.

SPECIFICATIONS

FRAMESET

• FRAME: Orbea Onna Alloy, 9x135 Dropout, BSA BB, Internal cable routing
• FORCE: SR Suntour XCT 30 Coil 100mm QR
• HEADSET: 1"-1/8 Semi-Integrated

DRIVETRAIN

• CRANKSET: Forged alloy, 22x36t, 9S
• LEVERS: Shimano Alivio SL-M3100
• SPROCKET: Sun Race CSM989 11-36t 9-Speed
• CHANGE: Shimano Altus M2000 SGS Shadow
• DERAILLEUR: Shimano M2020 31.8mm
• CHAIN: KMC X9

COCKPIT

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

BRAKES

• BRAKE: Shimano MT200 Hydraulic Disc

WHEELS

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

ACCESSORIES

• PEDALS: VP-537 Black

COMPONENTS

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