AUTHOR Aura XR4 2019

Technical specification

Size	480, 500, 520, 540, 560, 580 mm
Frame	triple butted alloy 6061
Front fork	AUTHOR carbon legs, alloy steerer 1.5" tapered
Head parts	PRESTINE Integrated 1.5" tapered
Chain Wheel	SHIMANO Tiagra Compact 50-34 teeth 170 / 172.5 / 175 mm cranks
BBParts	SHIMANO BB-RS500 BB unit
Front derailleur	SHIMANO Tiagra
Rear derailleur	SHIMANO Tiagra
Shifters	SHIMANO Tiagra (20)
Free wheel	SHIMANO HG500-10 11-34 (10)
Chain	KMC X10
Hubs	QUANDO Road Disc 12 x 100 mm thru front axle 32 holes
Brakes	REVER MCX2 disc mechanical (160 mm rotors)

Brakes levers	SHIMANO Tiagra
Rims	JALCO CR25D 32 holes
Spokes	black stainless steel 2.0 mm
Tires	RITCHEY Cross Shield kevlar 700 x 35c
Handlebar	PROMAX 420 / 440 / 460 mm
Tapes	AUTHOR suede / gel
Stem	AUTHOR
Seat post	AUTHOR (27.2)
Seat clamp	AUTHOR (31.8)
Saddle	AUTHOR Aura CR
Speed	20
Weight	10,4kg / 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

maxmin

~~205 cm~~

~~Choose the height of the character by moving the pointer on the scale.~~

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

additional accessories

1/6

425 Kč ~~499 Kč~~ R260 ProLongThe Author saddle bag A-R260 ProLong is the universal bag with the one main compartment and one flat ... more »

1/6

895 KčS3152 SuMo X9 The AUTHOR SuMo big seat bag for big trips. Take it on the every route - easy strong fixation for ... more »

1/4

595 KčPipe Telescope ALThe AUTHOR Pipe Telescope alloy mini pump provides fast and simple tyre inflation with a maximum pre ... more »

1/2

399 KčAKS-530 RSAlloy kick stand designed for direct rear fork down tube fixation (tube profile 22 - 32 mm), recomen ... more »

1/3

695 KčACR-16-Alloy566 g • top place 360 x 105 mm • A tough rear rack AUTHOR ACR-16-Alu. Equipped with adjustable legs to fit most 24” to 29” wheel ... more »