AUTHOR Aura XR4 2019 - tripple butted alloy frame

AUTHOR Aura XR4 2019archival modelTripple butted alloy frame  |  Fork with carbon legs  |  Disc brakes REVER MCX2

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AUTHOR Aura XR 4 2019
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Technical specification

Size480, 500, 520, 540, 560, 580 mm
Frametriple butted alloy 6061
Front forkAUTHOR carbon legs, alloy steerer 1.5" tapered
Head partsPRESTINE Integrated 1.5" tapered
Chain WheelSHIMANO Tiagra Compact 50-34 teeth 170 / 172.5 / 175 mm cranks
BBPartsSHIMANO BB-RS500 BB unit
Front derailleurSHIMANO Tiagra
Rear derailleurSHIMANO Tiagra
ShiftersSHIMANO Tiagra (20)
Free wheelSHIMANO HG500-10 11-34 (10)
ChainKMC X10
HubsQUANDO Road Disc 12 x 100 mm thru front axle 32 holes
BrakesREVER MCX2 disc mechanical (160 mm rotors)
Brakes leversSHIMANO Tiagra
RimsJALCO CR25D 32 holes
Spokesblack stainless steel 2.0 mm
TiresRITCHEY Cross Shield kevlar 700 x 35c
HandlebarPROMAX 420 / 440 / 460 mm
TapesAUTHOR suede / gel
StemAUTHOR
Seat postAUTHOR (27.2)
Seat clampAUTHOR (31.8)
SaddleAUTHOR Aura CR
Speed20
Weight10,4kg / 54"

Geometry and sizes

Size 500 520 540 560 580
Min. figure [cm] 160 168 176 186 193
Max. figure [cm] 170 178 188 195 205
S/T c-t [mm] 500 520 540 560 580
S/T c-c [mm] 460 480 500 520 540
T/T h [mm] 530 545 560 580 595
T/T a [mm] 518 532 546 563 576
H/T [mm] 120 140 160 180 200
C/S [mm] 425 425 425 425 425
W/B [mm] 1014 1020 1031 1042 1046
S/T ang. [°] 74.5 74 73.5 73 72.5
H/T ang. [°] 70.5 71 71 71.5 72
F/L [mm] 400 400 400 400 400
B/B drop [mm] 70 70 69 68 68
B/B width [mm] 68 68 68 68 68
Reach [mm] 378 382 386 395 397
Stack [mm] 548 568 586 606 627
F/R [mm] 45 45 45 45 45
Handlebars [mm] 0 0 0 0 0
Stem [mm] 0 0 0 0 0
Cranks [mm] 0 0 0 0 0
max min
silueta
AUTHOR Aura XR4 2019

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 / red50 = UA#42912402   52 = UA#42912403   54 = UA#42912404   56 = UA#42912405   58 = UA#42912406