AUTHOR Aura 55 2020-21 - tripple butted alloy frame

AUTHOR Aura 55 2020-21Tripple butted alloy frame  |  Groupset SHIMANO 105  |  Wheel set MAVIC

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Charisma 77 2020-21Charisma 66 2020-21Charisma 55 2020-21Aura 55 2020-21
AUTHOR Aura 55 2020
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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 WheelSHIMANO Compact 50-34 teeth 170 / 172.5 / 175 mm cranks
BBPartsSHIMANO BB-RS500 BB unit
Front derailleurSHIMANO 105
Rear derailleurSHIMANO 105
ShiftersSHIMANO 105 (22)
Free wheelSHIMANO R7000 11-32 (11)
ChainKMC X11 EL
HubsMAVIC Aksium wheel set 20 holes
BrakesTEKTRO R313
Brakes leversSHIMANO 105
Wheel setMAVIC Aksium wheel set 20 holes
SpokesMAVIC
TiresVITTORIA Zaffiro Pro aramid 700 × 28c
HandlebarRITCHEY Streem II Comp Road 420 / 440 mm
TapesAUTHOR microfiber / gel
StemRITCHEY Comp 4-Axis
Seat postRITCHEY Comp Carbon (27.2)
Seat clampAUTHOR (31.8)
SaddleAUTHOR Aura CR
Speed22
Weight9 kg /54

Geometry and sizes

Size 480 500 520 540 560 580
Min. figure [cm] 154 160 168 176 183 190
Max. figure [cm] 162 170 178 185 193 205
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] 513 520 529 543 556 568
H/T [mm] 100 120 140 160 180 200
C/S [mm] 420 420 420 420 420 420
W/B [mm] 992 994 1000 1008 1016 1024
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] 377 377 377 377 377 377
B/B drop [mm] 72 71 70 70 69 68
B/B width [mm] 45 45 45 45 45 45
Reach [mm] 382 381 383 388 392 396
Stack [mm] 515 534 553 573 593 611
F/R [mm] 68 68 68 68 68 68
Handlebars [mm] 0 0 0 0 0 0
Stem [mm] 0 0 0 0 0 0
Cranks [mm] 0 0 0 0 0 0
max min
silueta
AUTHOR Aura 55 2020-21

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

Photogallery

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Product options

 black / silver48 = UA#4292961121   50 = UA#4292961221