Bianchi Nirone 7 Disc Gravel Bicycle

Shimano GRX610 1×12 | Carbon Fork | Pirelli Cinturato Tire | Gravel-Specific Geometry

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🚴 Italian Elegance, Gravel Performance

Bianchi's legendary Nirone series is now stepping into the gravel world. The Nirone 7 Disc Gravel is a machine that blurs the lines between asphalt and dirt, offering both road bike comfort and off-road confidence.

Shimano's GRX610 1x12 drivetrain, with its wide 10-45T gear range and 40T chainring, ensures you find the right cadence on any terrain. Equipped with a carbon fork, thru-axle axles, and Pirelli Cinturato Gravel Adventure M tires, this bike is ready for everything from exploratory rides to long-distance touring.

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🏆 Highlighted Features

• Bianchi Via Nirone 7 aluminum frame – lightweight, robust, internal cabling
• Bianchi full carbon fork – 1.5″ tapered steerer, 12×100 mm thru-axle
• Shimano GRX 1×12 shifting – RD-RX822 rear derailleur, 10-45T cassette
• Shimano GRX RX610 hydraulic disc brake – 160 mm rotors, reliable stopping in all conditions
• Pirelli Cinturato Gravel Adventure M tire – 40-622, tubeless ready, 60 TPI
• Velomann Gravel handlebar – 70 mm reach, 130 mm drop, 16° flare
• Selle Italia GND Full-fit saddle – comfort for long rides
• BSA (threaded) bottom bracket – easy maintenance, reliability

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🔧 Technical Details

Frame
Bianchi Via Nirone 7 aluminum, flat mount disc brake, BSA bottom bracket, 142×12 mm thru-axle rear. Front derailleur band type (not used). Internal cable routing.
Frame sizes: 47, 50, 53, 55, 57, 59, 61 cm.

Fork
Bianchi full carbon, 1.5″ tapered steerer, flat mount disc brake, 12×100 mm thru-axle.

Headset
Acros – compatible with internal cable routing.

Shift levers
Shimano GRX ST-RX610 – integrated hydraulic brake levers.

Rear derailleur
Shimano GRX RD-RX822 – 12-speed, long cage, 10-45T capacity.

Crankset
Shimano GRX FC-RX610 – 40T, single chainring.
Crank arm length:
165 mm (47–50 cm frame)
170 mm (53–55 cm)
172.5 mm (57–59 cm)
175 mm (61 cm)

Bottom bracket
Shimano BB-RS501, BSA (threaded) – reliable, easy to maintain.

Chain
Shimano 105 CN-M7100 – 12-speed, durable.

Cassette
Shimano SLX CS-M7100 – 10-45T gear combination:
10-12-14-16-18-21-24-28-32-36-40-45T
Wide gear range, easy climbing on steep inclines.

Brakes
Shimano BR-RX400 hydraulic disc brake.
Rotors: front and rear Shimano SM-RT10, 160 mm.

Wheels
Velomann 622×21, 32 holes.
Front hub: aluminum, thru-axle
Rear hub: Shimano FH-TC500

Tires
Pirelli Cinturato Gravel Adventure M, 40-622 (700×40c), tubeless ready, 60 TPI.
Ideal for mixed asphalt and dirt terrains.

Handlebar
Velomann Gravel aluminum, 31.8 mm clamp, 70 mm reach, 130 mm drop, 16° flare.
Width:
400 mm (47–53 cm frame)
420 mm (55–59 cm)
440 mm (61 cm)

Stem
Velomann aluminum, 0° angle, 28.6 mm clamp.
Length:
80 mm (47–53 cm frame)
100 mm (55 cm)
120 mm (57–61 cm)

Handlebar tape
Bianchi Hexagon, 2.5 mm thickness, black.

Saddle
Selle Italia GND Full-fit, carbon steel rails – comfort for long rides.

Seatpost
Velomann aluminum, 27.2 mm diameter, 15 mm offset.
Length:
300 mm (47–50 cm frame)
350 mm (53–61 cm)

Seatpost clamp
Bianchi aluminum, 31.8 mm.

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🚀 Shimano GRX 1×12: Specifically Designed for Gravel

The Shimano GRX series is a groupset developed specifically for gravel and cyclocross use.
The 1x12 system eliminates front derailleur complexity, reduces weight, and increases reliability.

• 40T chainring + 10-45T cassette – comfortable climbing on hills, high speed on flats
• RD-RX822 rear derailleur – clutch mechanism prevents chain drops
• GRX RX610 hydraulic brake – powerful, highly modulated, finger-friendly levers

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🛞 Pirelli Cinturato Gravel Adventure M Tire

Pirelli's most versatile gravel tire.
• 40 mm width – balance of comfort and grip
• Tubeless ready – reduced puncture risk at low pressure, high grip
• 60 TPI – flexible sidewall, comfortable ride
• Adventure M (Mixed) – ideal for mixed asphalt, dirt, and gravel trails

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🎯 Frame Geometry and Size Selection

The Bianchi Nirone 7 Disc Gravel is available in 7 different frame sizes to suit riders of all heights.
Below are the recommended rider heights and basic geometry information for each frame size.

47 cm (≈ 1.55 – 1.65 m)
Top tube 531 mm, wheelbase 1025 mm. Ideal for shorter riders.

50 cm (≈ 1.65 – 1.72 m)
Top tube 540 mm, wheelbase 1030 mm. For medium-short riders.

53 cm (≈ 1.72 – 1.78 m)
Top tube 551 mm, wheelbase 1037 mm. Most common choice for average height riders.

55 cm (≈ 1.78 – 1.83 m)
Top tube 561 mm, wheelbase 1042 mm. For medium-tall riders.

57 cm (≈ 1.83 – 1.88 m)
Top tube 575 mm, wheelbase 1052 mm. For tall riders.

59 cm (≈ 1.88 – 1.93 m)
Top tube 590 mm, wheelbase 1062 mm. For very tall riders.

61 cm (≈ 1.93 m and above)
Top tube 604 mm, wheelbase 1077 mm. For extra-tall riders.

Geometry notes
• Chainstay is 437 mm on all sizes – short and stable.
• Head angle varies between 70° and 72.5° – steeper on smaller frames, slacker on larger frames.
• Seat angle is 73.5° on all sizes – ideal for pedaling efficiency.

For size selection
The correct frame size depends on your inseam and riding style. A short test ride or consulting a bike fit expert is recommended.

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🏁 Who is this bike for?

• Road cyclists looking to go beyond asphalt
• Athletes preparing for gravel races
• Long-distance tourists – those seeking comfort and carrying capacity
• Those who want a single bike for both commuting and weekend exploration
• Those who prefer the simplicity and reliability of a 1x12 system
• Those who value Bianchi's Italian design and quality

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🛒 Products to Complement This Bike

• Tubeless conversion kit – for full tubeless tire use
• Pedals – Shimano PD-ME700 (SPD) or PD-EH500 (flat/platform)
• Bag systems – frame bag, saddle bag, handlebar bag
• Lighting – front and rear lights for night riding
• Bike computer – GPS-enabled, for routing and performance tracking
• Helmet and riding gear – for safety and comfort

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📋 Important Note

Bianchi reserves the right to change technical specifications without prior notice, depending on component availability. No claims can be made for visual or typographical errors.

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🚴‍♂️ Conclusion

Bianchi Nirone 7 Disc Gravel – an Italian brand's long-standing Nirone series brought to the gravel world, equipped with all the advantages of Shimano GRX 1x12, a bike built for exploration. With its carbon fork, Pirelli tires, and comfortable geometry, it's ready to push the limits of asphalt.

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With Bianchi Nirone 7 Disc Gravel, every road is your road.