AUTHOR Impulse 27,5 2021-22

Technical specification

Size	17", 19"
Frame	alloy 6061 27.5"
Front fork	RST Gila 27.5 ML lock out (100 mm)
Head parts	PRESTINE Integrated 1-1/8"
Chain Wheel	PROWHEEL 42-34-24 teeth 170 / 175 mm cranks
BBParts	VP COMP cartridge
Front derailleur	SHIMANO TY700 (34.9)
Rear derailleur	SHIMANO Altus
Shifters	SHIMANO Altus (24)
Free wheel	SHIMANO HG200-8 12-32 (8)
Chain	KMC Z8.3
Hubs	QUANDO Disc 32 holes
Brakes	TEKTRO disc hydraulic (6" rotors)
Brakes levers	TEKTRO

Rims	AUTHOR Xenon 27.5 32 holes
Spokes	black steel
Tires	AUTHOR Rocket 27.5" × 2.10"
Pedals	resin
Handlebar	AUTHOR 8° 660 / 680 mm
Grips	AUTHOR kratton rubber
Stem	AUTHOR alloy
Seat post	AUTHOR alloy (31.6)
Seat clamp	AUTHOR (34.9)
Saddle	AUTHOR Courier
Speed	24
Weight	14,2 kg / 17"

Geometry and sizes

Size	15"	17"	19"
Min. figure ~~[cm]~~	145	155	170
Max. figure ~~[cm]~~	158	172	185
S/T c-t ~~[mm]~~	381	432	483
S/T c-c ~~[mm]~~	0	0	0
T/T h ~~[mm]~~	570	590	615
T/T a ~~[mm]~~	540	554	577
H/T ~~[mm]~~	115	125	130
C/S ~~[mm]~~	435	435	435
W/B ~~[mm]~~	1050	1076	1101
S/T ang. ~~[°]~~	73	73	73
H/T ang. ~~[°]~~	69	69	69
F/L ~~[mm]~~	495	495	495
B/B drop ~~[mm]~~	35	35	35
B/B width ~~[mm]~~	68	68	68
Reach ~~[mm]~~	358	378	401
Stack ~~[mm]~~	593	602	607
F/R ~~[mm]~~	44	44	44
Handlebars ~~[mm]~~	0	0	0
Stem ~~[mm]~~	0	0	0
Cranks ~~[mm]~~	0	0	0

maxmin

~~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

Availability

	Colour variant	Size	In stores	Purchase	City	Contacts on seller	Model code
		17"	2 stores				42933812
	▪ SPORT CYKLO s.r.o.		in stock	buy now	Holešov	603 373 886, sportcyklo@gmail.com	map
	▪ KOLA ŠILHAVÝ s.r.o.		in stock	buy now	Plzeň	602 495 439, silhavy@silhavy-ramala.cz	map
	⟲ In other stores		in 2 days				dealers
		19"	15 stores				42933813
	▪ Bike Servis FRODL		order	order now	Čáslav	603 510 347, mpbike@seznam.cz	map
	▪ Bike Sport		in stock	buy now	Chrudim	608 430 492, info@bike-sport-shop.cz	map
	▪ SPORT CYKLO s.r.o.		in stock	buy now	Holešov	603 373 886, sportcyklo@gmail.com	map
	▪ CEMOS		in stock	buy now	Kaznějov	777 668 339, obchod@cemos.cz	map
	▪ Dům sportu Stratílek, s.r.o.		in stock	buy now	Litomyšl	606 613 399, cyklo@stratilek.cz	map
	▪ CYKLOSPORT H&F		order	order now	Opava 1	777 330 072, info@cyklosporthf.cz	map
	▪ Ramala s.r.o.		order	order now	Plzeň	377 322 435, plzen@ramala.cz	map
	▪ KOLA ŠILHAVÝ s.r.o.		in stock	buy now	Plzeň	602 495 439, silhavy@silhavy-ramala.cz	map
	▪ Štěrba BIKE		in stock	buy now	Praha 4	241 741 961, info@sterbabike.cz	map
	▪ Velo Fiala		order	order now	Praha 6	725 729 111, tomas@velofiala.cz	map
	▪ Viavelo		order	order now	Praha 8 - Kobylisy	777 700 150, sipal.ivan@seznam.cz	map
	▪ Sedláček s.r.o.		order	order now	Příbram 1	318 621 473, info@cyklosport-sedlacek.cz	map
	▪ Jízdní kola Rezek - Rezková		order	order now	Rakovník	313 517 417, jizdnikola.rezek@tiscali.cz	map
	▪ Pavel Brabec		in stock	buy now	Rumburk	602 112 875, brabec.pavel@gmail.com	map
	▪ Flystork		in stock	buy now	Třebíč	530 513 203, obchod@flystork.cz	map
	⟲ In other stores		in 2 days				dealers
Poznámka: Stav dostupnosti kola se aktualizuje 1× denně v ranních hodinách.

additional accessories

1/3

375 KčR213 X9The Author saddle bag A-R213 is the universal bag with the one main compartment and one net pocket. ... more »

1/4

399 KčR270The Author saddle bag A-R270 16" is the universal bag with the one main compartment and one flat poc ... more »

1/7

350 KčS188 TPN X7The Author saddle bag A-S188 is the easy bag with expandable main compartment. Designed for long sat ... more »

1/4

399 KčS315 TPNThe Author saddle bag A-S315 TPN is the easy bag with the one main pocket and separate compartments ... 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 »

1/2

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

1/2

499 KčAKS-570 R40Lightweight and high performing kick Stand Author for frame dropout fixation AUTHOR IS-R40. For whee ... more »

750 KčACR-20N-AluCarrier Author Expedition for extreme load and conditions, made from AL6061 tubes d.10mm - light wei ... more »

1/5

299 KčX-BowRear mudguard AUTHOR, modern shorter mudguards with universal bracket, fabric plastic. Weight 163g. more »

250 KčX-FlapX-Flap is the new rear mudguard . The mounting system features a big plastic clamp, that can be easi ... more »

	green / black / blue	17" = UA#42933802 19" = UA#42933803
	grey-matt / lime	17" = UA#42933812 19" = UA#42933813

AUTHOR Impulse 27,5 2021-22Archivní model 2021-22

Technical specification

Geometry and sizes

Availability

Product options

additional accessories