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2018 Author

Solution

A 27.5″ aluminum frame hardtail crosscountry bike with modest components.
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Weight31.3 lbs  
FrameAluminum
SuspensionHardtail, 100mm
ForkRST GILA
Wheels27.5″ Aluminum
Drivetrain3 × 9
GroupsetAltus
BrakesTektro Hydraulic Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
Solution
Other Crosscountry bikes
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)

30 mph

Solution

27 mph

Similar Bikes

Highest gear

(descending)

Sizing
15"

4'9" – 5'3"

17"

5'1" – 5'8"

19"

5'6" – 6'1"

21"

5'11" – 6'7"

Rider Fit Notes

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Geometry
Specs
Build
Frame

alloy 6061 27.5'

ColorsSilver-Matt / Blue / Orange; Silver-Matt / Green

Fork

RST Gila 27.5 ML lock out (100 mm)

Travel100mm

Spring TypeCoil

Stem

AUTHOR alloy

Handlebar

AUTHOR 8° 660 / 680 mm

Saddle

AUTHOR Courier

Seatpost

AUTHOR alloy (31.6)

TypeRigid

Pedals

resin

Grips

AUTHOR kratton rubber

Groupset
Rear Derailleur

SHIMANO Altus

Front Derailleur

SHIMANO Altus (34.9)

Crank

SUNTOUR XCM 40-30-22 teeth 170 / 175 mm cranks

Shifters

SHIMANO Altus (27)

Cassette

SHIMANO HG200-9 11-34 (9)

Chain

KMC Z99

Brakes

TEKTRO Auriga disc hydraulic (6' rotors)

TypeTektro Hydraulic Disc

Wheels
Rims

AUTHOR Xenon 27.5 32 holes

Spokes

black steel

Front Hub

QUANDO Disc 32 holes

Rear Hub

QUANDO Disc 32 holes

Tires

AUTHOR Rocket 27.5' x 2.10'

Rider Notes
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First added November 2

Last updated November 8

Not listed for 1,298 days