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2021 Bianchi

Magma 9.1 – Deore

A 29″ aluminum frame hardtail crosscountry bike with upper mid-range components.
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FrameAluminum
SuspensionHardtail, 100mm
ForkSuntour XCR
Wheels29″ Aluminum
Drivetrain1 × 10
GroupsetDeore
BrakesShimano Hydraulic Disc
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Insights
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

24 mph

Magma 9.1 – Deore

27 mph

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Highest gear

(descending)

Geometry
Specs
Build
Frame

Magma 29 alu, 1.1/8" HT, BSA 68mm, seatpost diam. 27,2mm, HDM bottom pull or Side-Swing, PM 160mm, BOOST 9x141mm QR, internal cable routing, sizes 15-17-19-21"

BB StandardBSA, Threaded

Fork

SR Suntour XCR32 RL-R DS 29" 100mm

Travel100mm

Bottom Bracket

Shimano SM-BB52

Headset

Fsa TH888

Stem

Tec Obvius 3D forged alloy 6061 anodized sandblasted, +/-7°, 1.1/8", diam. 31.8mm, lenght: 80mm-15/17", 90mm-19/21"

Handlebar

Tec Obvius flat DB Alloy 6061-T6, width 720mm, diam. 31,8mm, 9° backsweep

Saddle

Tec Rector, Steel rails

Seatpost

Tec, AL2014 shaft, alloy head, diam. 27,2mm, 0mm seatback, length: 350mm

TypeRigid

Pedals

included

Grips

T-one T-GP48B

Groupset
Rear Derailleur

Shimano Deore RD-M5120 10sp

Crank

Shimano FC-M5100-1 30T, crank length: 170mm-15", 175mm-17/21"

Shifters

Shimano Deore 1x10sp

Cassette

Shimano CS-HG4100-10, 10sp, 11-13-15-18-21-24-28-32-37-46T

Chain

Kmc X10 Ept

Brakes

Shimano BR-MT200

TypeShimano Hydraulic Disc

Wheels
Rims

AlexRims DP2.5

Front Hub

Formula CL-1420

Rear Hub

Shimano FH-MT200-B

Tires

Kenda Booster 29x2.20

Disc Rotors

Shimano SM-RT10 160mm

Rider Notes
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First added April 13

Last updated April 13

Not listed for 1,858 days