AUTHOR Impulse 2015 - alloy frame

AUTHOR Impulse 2015Alloy frame  |  Suspension fork RST Gila  |  Hydraulic disc brakes TEKTRO

Mountain bike Author IMPULSE with strong alloy frame and RST Gila fork with lock out unit.

AUTHOR Bicycle Impulse 2015
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Technical specification

Size15", 17", 19", 21"
Framealloy 6061 27.5"
Front forkRST Gila 27.5 ML lock out (100 mm)
Head partsPRESTINE 1-1/8"
Chain WheelPROWHEEL 42-34-24 teeth 170 / 175 mm cranks
BBPartsVP COMP cartridge
Front derailleurSHIMANO M190 (34.9)
Rear derailleurSHIMANO Altus
ShiftersSHIMANO Altus (21)
Free wheelSHIMANO HG20-7 12-32 (7)
ChainKMC Z51
HubsQUANDO Disc 32 holes
BrakesTEKTRO Auriga disc hydraulic (6" rotors)
Brakes leversTEKTRO Auriga
RimsAUTHOR Radon 27.5 32 holes
Spokessteel
TiresAUTHOR Rocket 27.5" x 2.10"
Pedalsresin
HandlebarAUTHOR 20 mm 660 / 680 mm
GripsAUTHOR high density foam
StemAUTHOR alloy
Seat postAUTHOR alloy (31.6)
Seat clampAUTHOR (34.9)
SaddleAUTHOR Courier
Speed21
Weight14.5 kg / 19"

Geometry and sizes

Size 15" 17" 19" 21"
Min. figure [cm] 140 155 170 185
Max. figure [cm] 155 170 185 195
S/T c-t [mm] 381 432 483 533
S/T c-c [mm] 0 0 0 0
T/T h [mm] 560 585 610 635
T/T a [mm] 545 560 585 610
H/T [mm] 130 130 140 140
C/S [mm] 420 420 420 420
W/B [mm] 1053 1079 1101 1130
S/T ang. [°] 73 73 73 73
H/T ang. [°] 69.5 69.5 69.5 69.5
F/L [mm] 480 480 480 480
B/B drop [mm] 25 25 25 25
B/B width [mm] 68 68 68 68
Reach [mm] 0 0 0 0
Stack [mm] 0 0 0 0
F/R [mm] 38 38 38 38
Handlebars [mm] 0 0 0 0
Stem [mm] 0 0 0 0
Cranks [mm] 0 0 0 0
max min
silueta
AUTHOR Impulse 2015

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

AUTHOR Bicycle Impulse 2015

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