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2016 Specialized

Roll Comp

A 650b aluminum frame comfort bike with modest components and tektro hydraulic disc brakes.
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FrameAluminum
SuspensionRigid
ForkAluminum
Wheels650b Aluminum
Drivetrain3 × 9
GroupsetAcera, Altus
BrakesTektro 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)

36 mph

Roll Comp

29 mph

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Highest gear

(descending)

Specs
Build
Frame

Specialized A1 Premium Aluminum, Ground Control Positioning, formed tubes, disc mount, fender/rack mounts

Fork

A1 Premium Aluminum, Cr-Mo steerer, post disc mount, fender/rack mounts

Bottom Bracket

Square taper, cartridge bearings

Stem

Specialized 3D forged alloy, 4-bolt

Handlebar

Specialized Roll, 6061 alloy, 15-degree backsweep, 5-degree upsweep, 125mm rise, 31.8mm

Saddle

Body Geometry The Cup, 6-degree rise, elastomer base, steel rails, SWAT compatible mounts, 255mm

Seatpost

Suspension Plus, 2-bolt, 27.2mm

TypeSuspension

Pedals

Nylon body, rubber top, w/ reflectors

Grips

Specialized Body Geometry Contour, lock-on

Groupset
Rear Derailleur

Shimano Acera, 9-speed

Front Derailleur

Shimano Altus, top swing, dual pull

Crank

Specialized Stout, forged alloy, 48/36/26T, w/ chainguard

Shifters

Shimano Altus RapidFire Plus, 9-speed

Cassette

Shimano, 9-speed, 11-34t

Chain

KMC X9, 9-speed, w/ reusable MissingLink

Brakes

Front: Tektro Auriga, hydraulic disc, resin pads, 160mm rotor, Rear: Tektro Auriga, hydraulic disc, resin pads, 160mm rotor

TypeTektro Hydraulic Disc

Brake Levers

Tektro, hydraulic

Wheels
Rims

Specialized Roll, double-wall, 33mm inner width, disc

Spokes

Stainless, 14g

Front Hub

Specialized, Hi Lo disc, QR, 32h

Rear Hub

Specialized, Hi Lo disc, QR, 36h

Tires

Front: Specialized Nimbus Sport, 60TPI, BlackBelt protection, 650bx2.3"", Rear: Specialized Nimbus Sport, 60TPI, BlackBelt protection, 650bx2.3""

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First added July 9

Last updated July 9

Not listed for 2,521 days