Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Bianchi
2021 Bianchi Siena
Previous used estimate
$198 - $204
Actual value depends on condition, size, and local demand.
Value Guide market data · 2021 Bianchi Siena
12-month projected trend
9%
Direction and magnitude, not judgment
vs. category average
1%
Drops faster than category avg
Price over time - 2021 Bianchi Siena
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All Siena model years
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Overview
About this bike
The Siena is the choice for the rider who appreciates quality, value, and a simple-to-use component package. The Siena features a lightweight, double-butted, hydroformed aluminum frame, sturdy steel fork, and double-wall rims for durability. A wide, thick saddle, ergonomic handgrips, and slip-resistant platform pedals maximize ride comfort. A single, simple twist shifter matched to Shimano's reliable Tourney 7-speed drivetrain, paired with and a single ring crank, provides 7 speeds for carefree cruising.
Specifications
- Subtype
- Fitness & Hybrid
- Category
- Hybrid
- Component Fork
- Bianchi Hi-Ten 700c, 1.1/8"
- Component Hubs
- Alloy, 36 Hole
- Component Rims
- Alloy Double Wall, 36 Holes
- Component Size
- 41cm, 47cm, 54cm, 59cm
- Component Stem
- Alloy Diam 25.4mm, Quill Length 180mm, Ext: 80mm-16", 10mm-18.5-23"
- Product Family
- Siena
- Component Chain
- KMC 7sp
- Component Color
- Black
- Component Frame
- Siena Gent AL6061, 700c, OLD 135mm
- Component Brakes
- V-Brake, Alloy
- Component Pedals
- Included
- Component Saddle
- Bianchi, Steel Rails
- Component Headset
- Threaded, Steel, 1.1/8"
- Component Crankset
- Alloy Crank w/42T, w/Chainguard, Crank Length: 170mm-16", 175mm-18.5/23"
- Component Seatpost
- Alloy, Diam 27.2mm, Length 300mm
- Component Shifters
- Shimano Tourney 7sp
- Component Handlebar
- Bianchi Steel, Dia 25.4mm, Width 600mm, Rise 50mm
- Component Front Tire
- Kenda 700c x 38
- Component Tape Grips
- Bianchi Double Density
- Component Brake Levers
- Alloy 3 Fingers Levers
- Component Bottom Bracket
- Steel, Cartridge Type
- Component Rear Derailleur
- Shimano Tourney RD-TY300 7sp
- Component Cassette Freewheel
- Shimano Tourney MF-TZ31 7sp, 14-16-18-20-22-24-34T
- Hubs
- Alloy, 36 Hole
- Rims
- Alloy Double Wall, 36 Holes
- Crankset
- Alloy Crank w/42T, w/Chainguard, Crank Length: 170mm-16", 175mm-18.5/23"
- Pedals
- Included
- Bottom Bracket
- Steel, Cartridge Type
- Chain
- KMC 7sp
- Seatpost
- Alloy, Diam 27.2mm, Length 300mm
- Saddle
- Bianchi, Steel Rails
- Handlebar
- Bianchi Steel, Dia 25.4mm, Width 600mm, Rise 50mm
- Headset
- Threaded, Steel, 1.1/8"
- Rear Derailleur
- Shimano Tourney RD-TY300 7sp
- Stem
- Alloy Diam 25.4mm, Quill Length 180mm, Ext: 80mm-16", 10mm-18.5-23"
- Brake Levers
- Alloy 3 Fingers Levers
- Brakes
- V-Brake, Alloy
- Fork
- Bianchi Hi-Ten 700c, 1.1/8"
- Frame
- Siena Gent AL6061, 700c, OLD 135mm
- Shifters
- Shimano Tourney 7sp
- Tape/Grips
- Bianchi Double Density
- Color
- Black
- Size
- 59cm
- Cassette/Freewheel
- Shimano Tourney MF-TZ31 7sp, 14-16-18-20-22-24-34T
- Front Tire
- Kenda 700c x 38
What to check when buying used
Inspection
Drivetrain wear
Check chain stretch, cassette teeth, chainrings, and shifting under load before negotiating price.
Inspection
Service history
Ask for service records covering bearings, brakes, drivetrain, and any frame or fork warranty work.