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CityVerified spec

2006 Bianchi Castro Valley

Launched at $800

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What a used one is worth

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New

$128

$59 to $181

Like new

$122

$56 to $172

Excellent

$115

$53 to $163

Good

$96

$45 to $136

Fair

$70

$33 to $100

For parts

$38

$18 to $54

From the launch price, aged to 2026 and adjusted for condition. Guidance from our catalog, not an appraisal.

Overview

Brand
Bianchi
Model family
Castro Valley
Model year
2006
Category
City · commuter
Frame material
steel
Sizes
44, 49, 52, 55, 58, 61
Wheel size
700c
Launch MSRP (US)
$800

Drivetrain

Speeds
9
Groupset
Shimano Tiagra
Chainrings
1
Electronic
false

Build

Fork
CrMo, rack mounts
Stem
Bianchi alloy, 15°
Tires
Vittoria Randonneur 700x28C
Brakes
Cane Creek SCX-5 cantilevers / Shimano Tiagra STI
Saddle
Velo Bianchi
Wheels
Shimano Dynamo front, Tiagra rear hubs, Alex ACE 19 32h rims
Cassette
SRAM, 11/26T 9spd
Crankset
SuginoXD 500T, 42T with chainguard
Seatpost
Bianchi Componenti, 27.2mm
Shifters
Shimano Tiagra 9spd STI
Handlebar
Bianchi alloy
Rear derailleur
Shimano Tiagra 9spd

Geometry

44
Chainstay mm: 406; Wheelbase mm: 970; Head angle deg: 71; Seat angle deg: 75
49
Chainstay mm: 425; Wheelbase mm: 998; Head angle deg: 72; Seat angle deg: 74
52
Chainstay mm: 425; Wheelbase mm: 998; Head angle deg: 72.5; Seat angle deg: 73.5
55
Chainstay mm: 425; Wheelbase mm: 1016; Head angle deg: 72.5; Seat angle deg: 73
58
Chainstay mm: 425; Wheelbase mm: 1032; Head angle deg: 72.5; Seat angle deg: 72.5
61
Chainstay mm: 425; Wheelbase mm: 1047; Head angle deg: 72.5; Seat angle deg: 72.5

Spec from Bianchi USA's own 2006 model page (bianchiusa.com, captured 2005-11). Bianchi USA menu group: Specialty. Frame: Bianchi DB CrMo, rack & fender mounts. Listed style: 9spd Commuter. Colors: Gang Green. US retail price $799.99 printed on Bianchi USA's own page captured 2005-11 (inside the launch window).

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