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2025 Author

Aura XR5

An aluminum frame gravel bike with high-end components and shimano grx 400 hydraulic disc brakes.
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Weight10.4 kg  
FrameAluminum
SuspensionRigid
ForkCarbon
Wheels700c Aluminum
Drivetrain2 × 11
GroupsetGRX 800, GRX 600
BrakesShimano GRX 400 Hydraulic Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
Terrain
smoothrugged
Aura XR5
Other Gravel 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)

58 km/h

Aura XR5

58 km/h

Similar Bikes

Highest gear

(descending)

Sizing
48cm

153cm – 162cm

50cm

160cm – 170cm

52cm

168cm – 178cm

54cm

176cm – 185cm

56cm

183cm – 193cm

58cm

190cm – 205cm

Rider Fit Notes

None yet.

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Geometry
Specs
Build
Frame

triple butted alloy 6061, max tyre size 700 × 42C

ColorGrey / Lime

Fork

AUTHOR carbon, 1.5" tapered

Stem

AUTHOR alloy

Handlebar

PROMAX, 420 / 440 / 460 mm

Saddle

AUTHOR Guru CR

Seatpost

AUTHOR alloy (27.2)

TypeRigid

Groupset
Rear Derailleur

SHIMANO GRX 810

Front Derailleur

SHIMANO GRX 810

Crank

SHIMANO GRX 600, 46-30 teeth, 172,5 / 175 mm cranks

Shifters

SHIMANO GRX 600 (22)

Cassette

SHIMANO CS-HG701-11, 11-34 (11)

Chain

KMC X11

Brakes

SHIMANO GRX 400, disc hydraulic (160 mm rotors)

TypeShimano GRX 400 Hydraulic Disc

Wheels
Rims

JALCO SRD 21, 32 holes

Spokes

black stainless steel 2.0 mm

Front Hub

QUANDO Road Disc, 12 × 100 mm thru front axle, 12 × 142 mm rear axle, 32 holes

Rear Hub

QUANDO Road Disc, 12 × 100 mm thru front axle, 12 × 142 mm rear axle, 32 holes

Tires

PANARACER Gravel King SK Sport, aramid, 700 × 38C (40-622, max tyre size 700 × 42C

Rider Notes
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First added 26 October

Last updated 7 June