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2026 Author

Orion

A 29″ aluminum frame hardtail crosscountry bike with upper mid-range components.

Weight28.4 lbs  
FrameAluminum
SuspensionHardtail, 100mm
ForkRockShox Recon Silver RL
Wheels29″ Aluminum
Drivetrain1 × 12
GroupsetXT, SLX
BrakesShimano Alivio Hydraulic Disc
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Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
Orion
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)

29 mph

Orion

27 mph

Similar Bikes

Highest gear

(descending)

Sizing
29"/17"

5'6" – 5'11"

29"/19"

5'9" – 6'3"

29"/21"

6'1" – 6'8"

Rider Fit Notes

None yet.

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Geometry
Specs
Build
Frame

triple butted hydroformed alloy 29"

ColorSilver-Matt / Black / Lime

Fork

ROCK SHOX Recon Silver RL Remote 29, air, remote lock out, 15 mm thru axle Boost, 1.5" tapered steerer (100 mm)

Travel100mm

Spring TypeAir

Stem

AUTHOR alloy

Handlebar

AUTHOR Flatbar alloy, rise 0 mm, 700/720 mm

Saddle

AUTHOR Navigator CR

Seatpost

AUTHOR alloy (31.6)

TypeRigid

Groupset
Rear Derailleur

SHIMANO XT

Crank

SHIMANO SLX, 34 teeth, 170/175 mm cranks

Shifters

SHIMANO SLX (12)

Cassette

SHIMANO CS-M7100, 10-51 teeth (12)

Chain

KMC X12

Brakes

SHIMANO Alivio, disc hydraulic (7"/6" rotors)

TypeShimano Alivio Hydraulic Disc

Wheels
Rims

AUTHOR Helium 29 TRC, 32 holes

Spokes

black stainless steel 2.0 mm

Front Hub

AUTHOR Helium 15 / SHIMANO SLX, 15 x 110 mm thru front axle, 12 x 148 mm thru rear axle, 32 holes

Rear Hub

AUTHOR Helium 15 / SHIMANO SLX, 15 x 110 mm thru front axle, 12 x 148 mm thru rear axle, 32 holes

Tires

VITTORIA Barzo, foldable, 29" x 2.25"

Rider Notes
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First added December 6

Last updated May 30