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AUTHOR Impulse 27,5 ASL 2023
AUTHOR Impulse 27,5 ASL 2023
impulseasl 27-5 foto1 viewde
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impulseasl 27-5 foto3 viewde
impulseasl 27-5 foto4 viewde
AUTHOR Impulse 27,5 ASL 2023AUTHOR Impulse 27,5 ASL 2023impulseasl 27-5 foto1 viewdeimpulseasl 27-5 foto2 viewdeimpulseasl 27-5 foto3 viewdeimpulseasl 27-5 foto4 viewde
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Impulse 27,5 ASL 2023-24

Colour variants
Wheel size 27,5"Alloy ASL frame with internal cable routing.SHIMANO components ALTUS, 24 speedSuspension fork RST Gila 27,5 with lockQuality tire AUTHOR Speed Master 29" × 2.00"TEKTRO disc hydraulic BrakeComfort saddle AUTHOR Fenix
other models
Interested in other model`s year?

Technical specification

Size16", 18"
Framealloy 6061 27.5" (ASL)
Front forkRST Gila 27.5 ML lock out (100 mm)
Head partsPRESTINE Integrated 1-1/8"
Chain WheelPROWHEEL, 42-34-24 teeth, 170 mm cranks
BBPartsVP COMP, cartridge
Front derailleurSHIMANO TY700 (34.9)
Rear derailleurSHIMANO Altus
ShiftersSHIMANO Altus (24)
Free wheelSHIMANO HG200-8, 12-32 (8)
ChainKMC Z8.3
HubsQUANDO Disc, 32 holes
BrakesTEKTRO HD-M276, disc hydraulic (6" rotors)
Brakes leversTEKTRO HD-M276 WS
RimsAUTHOR Xenon 27.5, 32 holes
Spokesblack steel
TiresAUTHOR Speed Master 27.5" × 2.00"
Pedalsplastic
HandlebarAUTHOR rise 25 mm, 9°, 640 / 660 mm
GripsAUTHOR high density foam
StemAUTHOR alloy
Seat postAUTHOR alloy (31.6)
Seat clampAUTHOR (34.9)
SaddleAUTHOR Fenix
Speed24
Weight13,9 kg / 16"

Geometry and sizes

Size 14" 16" 18"
Min. figure [cm] 140 155 168
Max. figure [cm] 158 170 185
S/T c-t [mm] 356 406 457
S/T c-c [mm] 0 0 0
T/T h [mm] 545 560 585
T/T a [mm] 542 546 563
H/T [mm] 110 120 130
C/S [mm] 435 435 435
W/B [mm] 1043 1064 1080
S/T ang. [°] 73 73 73
H/T ang. [°] 70 69.5 69.5
F/L [mm] 495 495 495
B/B drop [mm] 45 45 45
B/B width [mm] 68 68 68
Reach [mm] 361 374 396
Stack [mm] 602 609 619
F/R [mm] 44 44 44
Handlebars [mm] 0 0 0
Stem [mm] 0 0 0
Cranks [mm] 0 0 0
maxmin
silueta
Choose the height of the character by moving the pointer on the scale.
AUTHOR Impulse 27,5 ASL 2023-24

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

white / blue / green16" = UA#42944801   18" = UA#42944802
silver-matt / pink16" = UA#42944811   18" = UA#42944812

additional accessories

AUTHOR Bottle cage ABC-35 X7
L&R35 X7Bottle cage Author ABC-35, easy bottle removing from side direction (left or right according the fix ... more »
AUTHOR Bottle cage ABC-37
AUTHOR Bottle cage ABC-37
AUTHOR Bottle cage ABC-37
1/3
ABC-37Bottle cage, Light AL 6061T bottle cage, strong construction with universal mount, bottle removing f ... more »
AUTHOR Bottle cage ABC-L&R05
side
1/2
L&R05Bottle cage AUTHOR ABC-L&R05 designed for easy bottle removing from side direction. It is lightweigh ... more »
AUTHOR Frame bag A-R211 X7
open
side L
side R
1/4
R211 X7The Author saddle bag A-R211 is the easy bag with the one main compartment. Designed for long satisf ... more »
AUTHOR Frame bag A-R255 Tank Bag MPP
foto 1
foto 2
foto 3
foto 4
foto 5
foto 6
dimensions
foto 7
1/9
R255 Tank Bag MPPThe AUTHOR Tank Bag MPP ensures your camera is at hand in any situation. It provides easy, hassle-fr ... more »
AUTHOR Frame bag A-R281 F GSB
R281 F GSBFrame bag, universal velcro attachment for fixation in front frame triangle (on most of types of fra ... more »
AUTHOR Top frame bag A-R250 T
open
1/2
R250 TWaterproof top frame bag, universal velcro fixation for most bicycle frames, 3 separate inside pocke ... more »
AUTHOR Saddle bag A-S112 QF9 X9
foto 1
foto 2
1/3
S112 QF9 X9AUTHOR A-S112 saddle bag with the Quick Fix 9 bracket for easy click ON/OFF. The main compartment is ... more »
AUTHOR Stand AKS-530 RS
foto 1
1/2
AKS-530 RSAlloy kick stand designed for direct rear fork down tube fixation (tube profile 22 - 32 mm), recomen ... more »
AUTHOR Stand AKS-570 R40
foto 1
1/2
AKS-570 R40Lightweight and high performing kick Stand Author for frame dropout fixation AUTHOR IS-R40. For whee ... more »
AUTHOR Carrier ACR-20N-Alu
ACR-20N-AluCarrier Author Expedition for extreme load and conditions, made from AL6061 tubes d.10mm - light wei ... more »
AUTHOR Carrier ACR-25-Alu
ACR-25-AluCarrier Author Expedition, material AL6061, universal adjustable fixation, adjustable stays, max. lo ... more »
AUTHOR Carrier ACR-65-Alu Carrymore
foto 1
unlock button
1/3
ACR-65-Alu Carrymore D26A tough rear rack AUTHOR ACR-65-Alu. Equipped with adjustable legs to fit most 24” to 29” wheel ... more »
AUTHOR Mudguard AXP-810-Uni rear
packing
1/2
AXP-810-UniRear mudguard AUTHOR, for seat post tube mounting, easy insertion/ slide out, fabric plastic. For si ... more »
AUTHOR Mudguard rear X-Bow
adjusting
assembly
top
back
1/5
X-BowRear mudguard AUTHOR, modern shorter mudguards with universal bracket, fabric plastic. Weight 163g. more »
AUTHOR Mudguard rear X-Flap
X-FlapX-Flap is the new rear mudguard . The mounting system features a big plastic clamp, that can be easi ... more »