Traction 2025

Technical specification

Size	15" (27.5") / 17", 19", 21" (29")
Frame	double butted hydroformed alloy 6061 27.5" / 29"
Front fork	RST Aerial 27.5 / 29 TRL, air, remote lock out (100 mm)
Head parts	PRESTINE Integrated, 1.5" tapered
Chain Wheel	SHIMANO M510-1, 34 teeth, 170 / 175 mm cranks
BBParts	SHIMANO BB-52 BB, unit
Rear derailleur	SHIMANO Deore
Shifters	SHIMANO Deore (12)
Free wheel	SHIMANO CS-M6100-12, 10-51 (12)
Chain	KMC X12
Hubs	QUANDO Disc / SHIMANO, 32 holes
Brakes	SHIMANO BR-MT410, disc hydraulic (7" rotors)

Brakes levers	SHIMANO BL MT401
Rims	AUTHOR Xenon TRC 27.5/29, 32 holes
Spokes	black stainless steel 2.0 mm
Tires	VITTORIA Barzo, aramid, 27.5"/29" × 2.25"
Pedals	AUTHOR alloy
Handlebar	AUTHOR Flatbar, 9°, 700 / 720 mm
Stem	AUTHOR alloy
Seat post	AUTHOR alloy (31.6)
Seat clamp	AUTHOR (34.9)
Saddle	AUTHOR Navigator
Speed	12

Geometry and sizes

Size	27,5"/15"	29"/17"	29"/19"	29"/21"
Min. figure ~~[cm]~~	152	168	178	188
Max. figure ~~[cm]~~	168	179	189	202
S/T c-t ~~[mm]~~	381	432	483	535
S/T c-c ~~[mm]~~	0	0	0	0
T/T h ~~[mm]~~	570	605	630	650
T/T a ~~[mm]~~	555	592	611	628
H/T ~~[mm]~~	90	100	115	130
C/S ~~[mm]~~	435	445	445	445
W/B ~~[mm]~~	1082	1135	1161	1182
S/T ang. ~~[°]~~	73	74	74	74
H/T ang. ~~[°]~~	69	69	69	69
F/L ~~[mm]~~	495	510	510	510
B/B drop ~~[mm]~~	35	65	65	65
B/B width ~~[mm]~~	73	73	73	73
Reach ~~[mm]~~	397	428	449	465
Stack ~~[mm]~~	566	616	630	644
F/R ~~[mm]~~	44	51	51	51
Handlebars ~~[mm]~~	0	0	0	0
Stem ~~[mm]~~	0	0	0	0
Cranks ~~[mm]~~	0	0	0	0

maxmin

~~202 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

Availability

	Colour variant	Size	In stores	Purchase	City	Contacts on seller	Model code
		15" (27,5")	9 stores				42956901
	▪ 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
	▪ Cyklosport Kerda		in stock	buy now	Liberec 10	602 411 149 , cyklosport@kerda.cz	map
	▪ CYKLOSPORT H&F		order	order now	Opava 1	777 330 072, info@cyklosporthf.cz	map
	▪ Kola Pešek		order	order now	Pardubice - Staré Čívice	733 706 797, info@kolapesek.cz	map
	▪ Ramala s.r.o.		order	order now	Plzeň	377 322 435, plzen@ramala.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		order	order now	Třebíč	530 513 203, obchod@flystork.cz	map
	⟲ In other stores		in 2 days				dealers
		17" (29")	13 stores				42956902
	▪ 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
	▪ Cyklosport Kerda		in stock	buy now	Liberec 10	602 411 149 , cyklosport@kerda.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
	▪ Kola Pešek		in stock	buy now	Pardubice - Staré Čívice	733 706 797, info@kolapesek.cz	map
	▪ Ramala s.r.o.		order	order now	Plzeň	377 322 435, plzen@ramala.cz	map
	▪ CykloCentrum Praha Holešovice		in stock	buy now	Praha 7	725 085 309, holesovice@cyklocentrum.cz	map
	▪ CykloCentrum ESHOP		order	order now	Praha 7	725 085 309, info@cyklocentrum.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		order	order now	Třebíč	530 513 203, obchod@flystork.cz	map
	⟲ In other stores		in 2 days				dealers
		19" (29")	16 stores				42956903
	▪ 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
	▪ CykloCentrum Havlíčkův Brod		in stock	buy now	Havlíčkův Brod	725 121 448, brod@cyklocentrum.cz	map
	▪ SPORT CYKLO s.r.o.		in stock	buy now	Holešov	603 373 886, sportcyklo@gmail.com	map
	▪ Cyklo sport Stratílek		in stock	buy now	Hradec Králové	601 379 902, cyklohk@stratilek.cz	map
	▪ Cyklosport Kerda		in stock	buy now	Liberec 10	602 411 149 , cyklosport@kerda.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
	▪ Kola Pešek		in stock	buy now	Pardubice - Staré Čívice	733 706 797, info@kolapesek.cz	map
	▪ Ramala s.r.o.		order	order now	Plzeň	377 322 435, plzen@ramala.cz	map
	▪ CykloCentrum Praha Holešovice		in stock	buy now	Praha 7	725 085 309, holesovice@cyklocentrum.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
	▪ Flystork		order	order now	Třebíč	530 513 203, obchod@flystork.cz	map
	⟲ In other stores		in 2 days				dealers
		21" (29")	15 stores				42956904
	▪ 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
	▪ CykloCentrum Havlíčkův Brod		in stock	buy now	Havlíčkův Brod	725 121 448, brod@cyklocentrum.cz	map
	▪ SPORT CYKLO s.r.o.		order	order now	Holešov	603 373 886, sportcyklo@gmail.com	map
	▪ Cyklo sport Stratílek		in stock	buy now	Hradec Králové	601 379 902, cyklohk@stratilek.cz	map
	▪ Cyklosport Kerda		order	order now	Liberec 10	602 411 149 , cyklosport@kerda.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
	▪ Kola Pešek		in stock	buy now	Pardubice - Staré Čívice	733 706 797, info@kolapesek.cz	map
	▪ Ramala s.r.o.		order	order now	Plzeň	377 322 435, plzen@ramala.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
	▪ Flystork		in stock	buy now	Třebíč	530 513 203, obchod@flystork.cz	map
	⟲ In other stores		in 2 days				dealers
		17" (29")	11 stores				42956912
	▪ 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
	▪ Cyklo sport Stratílek		in stock	buy now	Hradec Králové	601 379 902, cyklohk@stratilek.cz	map
	▪ CYKLOSPORT H&F		order	order now	Opava 1	777 330 072, info@cyklosporthf.cz	map
	▪ Kola Pešek		in stock	buy now	Pardubice - Staré Čívice	733 706 797, info@kolapesek.cz	map
	▪ Ramala s.r.o.		order	order now	Plzeň	377 322 435, plzen@ramala.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
	▪ Flystork		order	order now	Třebíč	530 513 203, obchod@flystork.cz	map
	⟲ In other stores		in 2 days				dealers
		19" (29")	13 stores				42956913
	▪ 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
	▪ Cyklo sport Stratílek		in stock	buy now	Hradec Králové	601 379 902, cyklohk@stratilek.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
	▪ Kola Pešek		in stock	buy now	Pardubice - Staré Čívice	733 706 797, info@kolapesek.cz	map
	▪ Ramala s.r.o.		order	order now	Plzeň	377 322 435, plzen@ramala.cz	map
	▪ CykloCentrum Praha Holešovice		in stock	buy now	Praha 7	725 085 309, holesovice@cyklocentrum.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
	▪ Flystork		order	order now	Třebíč	530 513 203, obchod@flystork.cz	map
	⟲ In other stores		in 2 days				dealers
		21" (29")	11 stores				42956914
	▪ 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
	▪ bikee.cz		in stock	buy now	Kutná Hora	327 513 119, cyklo@autocombi.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
	▪ Kola Pešek		in stock	buy now	Pardubice - Staré Čívice	733 706 797, info@kolapesek.cz	map
	▪ Ramala s.r.o.		order	order now	Plzeň	377 322 435, plzen@ramala.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
	▪ Flystork		order	order 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 »

1/9

425 Kč ~~475 Kč~~ R255 Tank Bag MPPThe AUTHOR Tank Bag MPP ensures your camera is at hand in any situation. It provides easy, hassle-fr ... 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 »

1/4

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 »

475 KčAKS-570 R18Lightweight and high performing kick Stand Author for frame dropout fixation AUTHOR IS-R18. 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 »

795 KčACR-25-Alu700 g • top place 380x135 mm • Carrier Author Expedition, material AL6061, universal adjustable fixation, adjustable stays, max. lo ... more »

1/3

1 095 KčACR-65-Alloy Carrymore D26780 g • top loaded place 390 x 110 mm • Carry More D26 system • A tough rear rack AUTHOR ACR-65-Alu. Equipped with adjustable legs to fit most 24” to 29” wheel ... 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 »

1/4

495 KčX-ShieldRear mudguard AUTHOR X-Shield features an optimized new mounting system. With QR lever you can easil ... more »

	black / silver / red	15" (27,5") = UA#42956901 17" (29") = UA#42956902 19" (29") = UA#42956903 21" (29") = UA#42956904
	grey-matt / lime	17" (29") = UA#42956912 19" (29") = UA#42956913 21" (29") = UA#42956914

Technical specification

Geometry and sizes

Availability

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additional accessories

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