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2021 Haro

Aeras ST

A 700c aluminum frame hybrid bike with mid-range components and mechanical disc brakes.
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Manufacturer Price

$599
Weight27.5 lbs  
FrameAluminum
SuspensionRigid
ForkSteel
Wheels700c Aluminum
Drivetrain2 × 8
GroupsetTourney, Altus
BrakesMechanical 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)

36 mph

Aeras ST

35 mph

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Highest gear

(descending)

Geometry
Specs
Build
Frame

Haro Ventus Step Through | Heat-treated 6061 aluminum | Tig-welded construction | Rider-tuned geometry | 68mm threaded BSA bottom bracket shell | Flat-mount disc brake mount | Forged 135mm quick-release dropouts with replaceable derailleur hanger

BB StandardBSA, 68mm, Threaded

ColorsCharcoal; Matte Muted Mint

Fork

Haro Ventus | Classic steel | flat mount disc | 100mm quick-release spacing

Bottom Bracket

Shimano UN101 | Threaded BSA 68mm BB shell | Square taper 122.5mm spindle (LL123) | Sealed cartridge

Headset

Pivit Precision Plus | 1-1/8" threadless | Internal | For 50mm OD headtube

Stem

Pivit Maverick Stem | Alloy | Positive Positioning | 7° rise | 14": 75mm; 16": 90mm

Handlebar

Pivit Commander Bar | Alloy | 31.8mm | 9° backsweep | 620mm width

Saddle

Haro Rep Plus | Dual-sport tuned padding | Weather-resistant cover

Seatpost

Pivit Fixed Address | Alloy | Micro-adjust positioning | 27.2mm x 350mm | Zero-offset efficiency | 2-bolt simplicity

TypeRigid

Pedals

VP | 990S | Nylon body with steel cages | Chromoly axles

Groupset
Rear Derailleur

Shimano Altus RD-M310-L | 8-speed | Direct attachment

Front Derailleur

Shimano Tourney FD-TY710 | Top Swing | 34.9mm band diameter

Crank

Shimano TY-501 | 46/30T | 8-speed | 170mm

Shifters

Shimano SL-M315 | 2 x 8-speed Rapidfire Plus | Optical gear display

Cassette

Mid-range | 8-speed | 11-34T

Chain

KMC Z8.1 | 8-speed

Brakes

Flat mount | Adjustable mechanical disc | I.S. 6-bolt rotors | F: 180mm, R: 160mm

TypeMechanical Disc

Brake Levers

Alloy | 3-finger

Wheels
Rims

Pivit Excelsior 700c | Width (internal): 19mm | 28h | Alloy double wall | disc-brake specifc

Front Hub

Pivit Roundabout | Alloy shell | 100mm quick-release | I.S. 6-bolt disc | 28h

Rear Hub

Pivit Roundabout | Alloy shell | 135mm quick-release | I.S. 6-bolt disc | 28h | 8-speed

Tires

Kestrel 700 x 32c All Weather tires

Rider Notes
Riders Also Viewed

First added September 25

Last updated August 19

Not listed for 649 days