A-Matrix 29D 2026

~~Colour variants~~

29" wheels for smooth rollover and confident stabilityFits riders 143–175 cm, frame sizes 14"/16"/18"Lightweight aluminum frame for durability and efficiencySHIMANO 9-speed drivetrain (11–46) for versatile gearingSuntour SF18-XCE28 fork for comfort on rough terrainTEKTRO hydraulic disc brakes for controlled, confident stoppingHow to choose a bike

~~Buy now~~price 14 990 Kč

Big wheels. Big possibilities.

For riders who want confidence and control in every terrain.

Author A-Matrix 29D is a mountain bike built around the stability of 29" wheels and reliable components for everyday off-road riding.
A lightweight aluminum frame, suspension fork and hydraulic disc brakes create a balanced setup that delivers confidence on forest trails, gravel roads and longer rides in nature.
The large 29" wheels provide smoother rollover, improved stability and better tracking in more demanding terrain. This makes riding more stable, efficient and less fatiguing, even on longer distances.

A-Matrix 29D is an ideal choice for riders looking for a versatile mountain bike with a strong balance of performance, handling and reliability. Suitable for riders 143–175 cm tall, available in frame sizes 14", 16" and 18".

Technical specifications for confident off-road riding

29" wheels – stability, better terrain rollover and smooth ride
Suitable for riders 143–175 cm – frame sizes 14", 16", 18"
Lightweight aluminum frame – strength, low weight and durability
Suntour SF18-XCE28 suspension fork – comfort and control on rough terrain
SHIMANO 9-speed drivetrain (11–46) – wide gear range for climbs and flats
TEKTRO hydraulic disc brakes – powerful and precise braking in all conditions

The Author A-Matrix 29D is a mountain bike that delivers stability, confidence and control on every ride. An ideal companion for everyday riding, training and exploring new off-road routes.

Technical specification

Size	14", 16", 18"
Frame	alloy 29"
Front fork	SUNTOUR XCE28 29 (80 mm)
Head parts	PRESTINE Integrated 1-1/8"
Chain Wheel	PROWHEEL, 32 teeth, 170 mm cranks
BBParts	VP COMP cartridge
Rear derailleur	SHIMANO Cues 4000
Shifters	SHIMANO Cues 4000 (9)
Free wheel	SHIMANO CS-LG300-9, 11-46 teeth (9)
Chain	KMC XGlide
Hubs	QUANDO Disc, 32 holes
Brakes	TEKTRO HD-M276, disc hydraulic (6" rotors)
Brakes levers	TEKTRO HD-M276 WS

Rims	AUTHOR Argon 29, 32 holes
Spokes	black stainless steel 1.8 mm
Tires	KENDA Aptor 29" x 2.10"
Pedals	plastic
Handlebar	alloy, rise 20 mm, 660mm
Grips/Bar tapes	AUTHOR kratton rubber
Stem	alloy
Seat post	alloy (27.2)
Seat clamp	AUTHOR (31.8)
Saddle	AUTHOR Cadet
Speed	9
Weight	14,1 kg / 16"

Geometry and sizes

Size	14"	16"	18"
Min. figure ~~[cm]~~	143	157	166
Max. figure ~~[cm]~~	160	173	182
S/T c-t ~~[mm]~~	356	406	457
S/T c-c ~~[mm]~~	0	0	0
T/T h ~~[mm]~~	559	580	601
T/T a ~~[mm]~~	0	0	0
H/T ~~[mm]~~	95	100	105
C/S ~~[mm]~~	445	445	445
W/B ~~[mm]~~	1081	1104	1125
S/T ang. ~~[°]~~	74	74	74
H/T ang. ~~[°]~~	69	69	69
F/L ~~[mm]~~	495	495	495
B/B drop ~~[mm]~~	65	65	65
B/B width ~~[mm]~~	73	73	73
Reach ~~[mm]~~	386	406	426
Stack ~~[mm]~~	602	607	611
F/R ~~[mm]~~	46	46	46
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
		14"	13 stores				42964000
	▪ 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
	▪ Cyklo sport Stratílek		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
	▪ 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
	▪ 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
	⟲ In other stores		in 2 days				dealers
		16"	14 stores				42964001
	▪ 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		order	order now	Liberec 10	602 411 149 , cyklosport@kerda.cz	map
	▪ Cyklo sport Stratílek		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
	▪ 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
	▪ 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		in stock	buy 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
		18"	10 stores				42964002
	▪ CykloCentrum Brno		in stock	buy now	Brno	702 144 752, brno@cyklocentrum.cz	map
	▪ 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 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
		14"	15 stores				42964010
	▪ Bike Servis FRODL		in stock	buy 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
	▪ Cyklo sport Stratílek		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.		order	order 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
	▪ 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
		16"	16 stores				42964011
	▪ CykloCentrum Brno		in stock	buy now	Brno	702 144 752, brno@cyklocentrum.cz	map
	▪ Bike Servis FRODL		in stock	buy now	Čáslav	603 510 347, mpbike@seznam.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
	▪ Cyklo sport Stratílek		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
	▪ 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
	▪ CykloCentrum Praha Holešovice		in stock	buy now	Praha 7	725 085 309, holesovice@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		in stock	buy 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
		18"	11 stores				42964012
	▪ 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 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
	▪ 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
	▪ 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
	▪ 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
Poznámka: Stav dostupnosti kola se aktualizuje 1× denně v ranních hodinách.

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

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	black / blue	14" = UA#42964000 16" = UA#42964001 18" = UA#42964002
	titan-matt / black / red	14" = UA#42964010 16" = UA#42964011 18" = UA#42964012

A-Matrix 29D 2026

Technical specification

Geometry and sizes

Availability

Product options

additional accessories