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AUTHOR Aura 55 2017
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AUTHOR Aura 55 2017Archivní model 2017

Colour variants
Triple butted alloy frameSHIMANO 105 groupsetWheel set MAVIC
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Technical specification

Size480, 500, 520, 540, 560, 580 mm
Frametriple butted alloy 6061
Front forkAUTHOR C carbon 1.5" tapered
Head partsPRESTINE Integrated 1.5" tapered
Chain WheelFSA Gossamer Compact MegaExo 50-34 teeth 170 / 172.5 / 175 mm cranks
BBPartsFSA MegaExo
Front derailleurSHIMANO 105 (31.8)
Rear derailleurSHIMANO 105
ShiftersSHIMANO 105 (22)
Free wheelSHIMANO 5800 11-28 (11)
ChainKMC X11 EL
HubsMAVIC Aksium Elite wheel set 20 / 20 holes
BrakesTEKTRO R540
Brakes leversSHIMANO 105
Wheel setMAVIC Aksium Elite wheel set 20 / 20 holes
SpokesMAVIC
TiresVITTORIA Zaffiro Pro kevlar 700 x 28c
HandlebarRITCHEY Streem II Comp Road 420 / 440 mm
TapesAUTHOR suede / gel
StemRITCHEY Comp 4-Axis
Seat postRITCHEY Comp Carbon (27.2)
Seat clampAUTHOR (31.8)
SaddlePROLOGO Scratch 2 Space
Speed22
Weight8,4 kg / 54 cm

Geometry and sizes

Size 48 50 52 54 56 58
Min. figure [cm] 154 160 168 176 186 193
Max. figure [cm] 162 170 178 188 195 205
S/T c-t [mm] 480 500 520 540 560 580
S/T c-c [mm] 440 460 480 500 520 540
T/T h [mm] 525 532 542 556 570 583
T/T a [mm] 512 519 529 543 556 570
H/T [mm] 125 140 155 170 185 200
C/S [mm] 410 410 410 410 410 410
W/B [mm] 982 985 990 998 1005 1014
S/T ang. [°] 74.5 74.2 74 73.7 73.3 73
H/T ang. [°] 71.5 71.8 72.2 72.5 72.8 73
F/L [mm] 373 373 373 373 373 373
B/B drop [mm] 72 71 70 70 69 68
B/B width [mm] 68 68 68 68 68 68
Reach [mm] 0 0 0 0 0 0
Stack [mm] 0 0 0 0 0 0
F/R [mm] 45 45 45 45 45 45
Handlebars [mm] 0 0 0 0 0 0
Stem [mm] 0 0 0 0 0 0
Cranks [mm] 0 0 0 0 0 0
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AUTHOR Aura 55 2017

The recommended size and stature are just indicative. It is recommended to always consult your choice with the dealer.

  • S/T c-t - seat tube (center-top), length of the seat tube from the middle of BB parts to its peak
  • S/T c-c - seat tube (center-center), length of the seat tube from the middle of BB parts to an axle of the upper tube
  • T/T h - top tube horizontal, horizontal lenght of the upper tube
  • T/T a - top tube actual, real lenght of the upper tube
  • H/T - head tube, head tube lenght
  • C/S - chain stay, chain brace lenght
  • W/B - wheel base, wheelbase (front and rear axle lenght)
  • S/T ang. - seat tube angel, angle between the seat tube axis and an imaginary line connecting the axes of the front and rear wheel
  • H/T ang. - head tube angel, angle between the head tube axis and an imaginary line connecting axes of the front and rear wheels
  • F/L - fork length, fork length from the head parts bottom to the middle of the front wheel
  • B/B drop - bottom bracked drop, lenght between an imaginary line connecting wheels centers and BB parts, measured from BB parts
  • F/R - fork rake, distances between the head tube axis and fork axis measured at center of the front wheel, so-called. off set

Product options

grey / yellow-neon48 = UA#42881001   50 = UA#42881002   52 = UA#42881003   54 = UA#42881004   56 = UA#42881005   58 = UA#42881006
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