Impulse 2026

Technical specification

Size	29" – 17", 19", 21"
Frame	alloy 29"
Front fork	SUNTOUR XCM32 LO 29, lock out (100 mm)
Head parts	PRESTINE Integrated 1-1/8"
Chain Wheel	SHIMANO Cues 4000-2, 36-22 teeth, 170/175 mm cranks
BBParts	SHIMANO BB-UN101, BB unit
Front derailleur	SHIMANO Cues 4000 (34.9)
Rear derailleur	SHIMANO Cues 3020
Shifters	SHIMANO Cues 4000 (18)
Free wheel	SHIMANO CS-LG300-9, 11-36 teeth (9)
Chain	KMC XGlide
Hubs	QUANDO Disc, 32 holes
Brakes	TEKTRO HD-M275, disc hydraulic (6" rotors)

Brakes levers	TEKTRO HD-M275
Rims	AUTHOR Xenon 29 TRC, 32 holes
Spokes	black stainless steel 1.8 mm
Tires	AUTHOR Rock Drive, 29" x 2.20"
Pedals	plastic
Handlebar	AUTHOR Flatbar hliník, rise 0 mm, 680/700 mm
Grips/Bar tapes	AUTHOR kratton rubber
Stem	AUTHOR alloy
Seat post	AUTHOR alloy (31.6)
Seat clamp	AUTHOR (34.9)
Saddle	AUTHOR Navigator
Speed	18

Geometry and sizes

Size	29"/17"	29"/19"	29"/21"
Min. figure ~~[cm]~~	168	178	188
Max. figure ~~[cm]~~	179	189	202
S/T c-t ~~[mm]~~	432	483	535
S/T c-c ~~[mm]~~	0	0	0
T/T h ~~[mm]~~	600	625	645
T/T a ~~[mm]~~	0	0	0
H/T ~~[mm]~~	100	115	130
C/S ~~[mm]~~	450	450	450
W/B ~~[mm]~~	1135	1161	1183
S/T ang. ~~[°]~~	74	74	74
H/T ang. ~~[°]~~	69	69	69
F/L ~~[mm]~~	510	510	510
B/B drop ~~[mm]~~	65	65	65
B/B width ~~[mm]~~	73	73	73
Reach ~~[mm]~~	422	443	459
Stack ~~[mm]~~	620	651	648
F/R ~~[mm]~~	51	51	51
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"	12 stores				42965902
	▪ Bike Servis FRODL		order	order now	Čáslav	603 510 347, mpbike@seznam.cz	map
	▪ SPORT CYKLO s.r.o.		order	order now	Holešov	603 373 886, sportcyklo@gmail.com	map
	▪ Cyklotech Jana Hlaváčová		in stock	buy now	Karviná - Mizerov	774 544 311, info@cyklotech.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
	▪ Velo Fiala		order	order now	Praha 6	725 729 111, tomas@velofiala.cz	map
	▪ CykloCentrum ESHOP		order	order now	Praha 7	725 085 309, info@cyklocentrum.cz	map
	▪ Viavelo		order	order now	Praha 8 - Kobylisy	775 657 711, viavelo@viavelo.cz	map
	▪ Sedláček s.r.o.		in stock	buy 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
	▪ ValmezBike		in stock	buy now	Valašské Meziříčí	734 393 565, prodejna@valmezbike.cz	map
	⟲ In other stores		in 2 days				dealers
		19"	11 stores				42965903
	▪ Bike Servis FRODL		order	order now	Čáslav	603 510 347, mpbike@seznam.cz	map
	▪ SPORT CYKLO s.r.o.		order	order now	Holešov	603 373 886, sportcyklo@gmail.com	map
	▪ Cyklotech Jana Hlaváčová		order	order now	Karviná - Mizerov	774 544 311, info@cyklotech.cz	map
	▪ bikee.cz		in stock	buy now	Kutná Hora	327 513 119, cyklo@autocombi.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
	▪ Velo Fiala		order	order now	Praha 6	725 729 111, tomas@velofiala.cz	map
	▪ CykloCentrum ESHOP		order	order now	Praha 7	725 085 309, info@cyklocentrum.cz	map
	▪ Viavelo		order	order now	Praha 8 - Kobylisy	775 657 711, viavelo@viavelo.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
	⟲ In other stores		in 2 days				dealers
		17"	14 stores				42965912
	▪ Bike Servis FRODL		order	order now	Čáslav	603 510 347, mpbike@seznam.cz	map
	▪ CykloCentrum České Budějovice		in stock	buy now	České Budějovice	725 121 449, budejovice@cyklocentrum.cz	map
	▪ Kola Dolní		in stock	buy now	Havlíčkův Brod	725 121 448, brod@koladolni.cz	map
	▪ SPORT CYKLO s.r.o.		order	order now	Holešov	603 373 886, sportcyklo@gmail.com	map
	▪ Cyklotech Jana Hlaváčová		in stock	buy now	Karviná - Mizerov	774 544 311, info@cyklotech.cz	map
	▪ bikee.cz		in stock	buy now	Kutná Hora	327 513 119, cyklo@autocombi.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
	▪ Velo Fiala		order	order now	Praha 6	725 729 111, tomas@velofiala.cz	map
	▪ CykloCentrum ESHOP		order	order now	Praha 7	725 085 309, info@cyklocentrum.cz	map
	▪ Sedláček s.r.o.		in stock	buy 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
	▪ ValmezBike		in stock	buy now	Valašské Meziříčí	734 393 565, prodejna@valmezbike.cz	map
	⟲ In other stores		in 2 days				dealers
		19"	13 stores				42965913
	▪ Bike Servis FRODL		order	order now	Čáslav	603 510 347, mpbike@seznam.cz	map
	▪ CykloCentrum České Budějovice		in stock	buy now	České Budějovice	725 121 449, budejovice@cyklocentrum.cz	map
	▪ SPORT CYKLO s.r.o.		order	order now	Holešov	603 373 886, sportcyklo@gmail.com	map
	▪ Cyklotech Jana Hlaváčová		in stock	buy now	Karviná - Mizerov	774 544 311, info@cyklotech.cz	map
	▪ Cyklo Sport Popelka		in stock	buy now	Lutín	606 710 440, popelka.sport@seznam.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
	▪ Velo Fiala		order	order now	Praha 6	725 729 111, tomas@velofiala.cz	map
	▪ CykloCentrum ESHOP		order	order now	Praha 7	725 085 309, info@cyklocentrum.cz	map
	▪ Sedláček s.r.o.		in stock	buy 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
	▪ ValmezBike		order	order now	Valašské Meziříčí	734 393 565, prodejna@valmezbike.cz	map
	⟲ In other stores		in 2 days				dealers
		21"	12 stores				42965914
	▪ Bike Servis FRODL		order	order now	Čáslav	603 510 347, mpbike@seznam.cz	map
	▪ CykloCentrum České Budějovice		in stock	buy now	České Budějovice	725 121 449, budejovice@cyklocentrum.cz	map
	▪ SPORT CYKLO s.r.o.		order	order now	Holešov	603 373 886, sportcyklo@gmail.com	map
	▪ Cyklotech Jana Hlaváčová		in stock	buy now	Karviná - Mizerov	774 544 311, info@cyklotech.cz	map
	▪ bikee.cz		in stock	buy now	Kutná Hora	327 513 119, cyklo@autocombi.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
	▪ Velo Fiala		order	order now	Praha 6	725 729 111, tomas@velofiala.cz	map
	▪ CykloCentrum ESHOP		order	order now	Praha 7	725 085 309, info@cyklocentrum.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
	▪ ValmezBike		in stock	buy now	Valašské Meziříčí	734 393 565, prodejna@valmezbike.cz	map
	⟲ In other stores		in 2 days				dealers
Poznámka: Stav dostupnosti kola se aktualizuje 1× denně v ranních hodinách.

additional accessories

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

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

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

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

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

750 KčACR-20N-Alu680 g • top place 380x135 • Carrier Author Expedition for extreme load and conditions, made from AL6061 tubes d.10mm - light wei ... more »

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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 »

	red / black / white	17" = UA#42965902 19" = UA#42965903
	black / blue	17" = UA#42965912 19" = UA#42965913 21" = UA#42965914

Technical specification

Geometry and sizes

Availability

Product options

additional accessories