Add to comparewhere to buyadditional accessoriesother modelsInstinct 27,5 ASLUltrasonic 27,5Traction 27,5 2021Traction 27,5 ASLSonic 27,5 2021Spirit 27,5 ASLPegas 27,5 2021more modelsInterested in other model`s year?2015201620172018201920202021technical specificationgeometry and sizesphotogalleryproduct optionsadditional accessories Technical specificationSize15", 17", 19", 21"Framealloy 6061 27.5"Front forkRST Gila 27.5 T (100 mm)Head partsPRESTINE Integrated 1-1/8"Chain WheelPROWHEEL 42-34-24 teeth 170 mm cranksBBPartsVP COMP cartridgeFront derailleurSHIMANO TY700 (34.9)Rear derailleurSHIMANO TX800ShiftersSHIMANO (24)Free wheelSHIMANO HG200-8 12-32 (8)ChainKMC Z72HubsQUANDO Disc 32 holesBrakesTEKTRO disc mechanical (6" rotors)Brakes leversSHIMANORimsAUTHOR Xenon 27.5 32 holesSpokesblack steelTiresAUTHOR Rocket 27.5" x 2.10"PedalsresinHandlebarsteel 20 mm 640 mmGripsAUTHOR high density foamStemZOOM alloySeat postZOOM alloy (31.6)Seat clampAUTHOR (34.9)SaddleAUTHOR CourierSpeed24Weight15,5 kg / 19" Geometry and sizes Size 15" 17" 19" 21"Min. figure [cm] 145 155 170 182Max. figure [cm] 158 172 185 200S/T c-t [mm] 381 432 483 533S/T c-c [mm] 0 0 0 0T/T h [mm] 570 590 615 635T/T a [mm] 537 554 578 602H/T [mm] 115 125 130 140C/S [mm] 435 435 435 435W/B [mm] 1058 1081 1106 1126S/T ang. [°] 73 73 73 73H/T ang. [°] 69 69 69 69F/L [mm] 495 495 495 495B/B drop [mm] 35 35 35 35B/B width [mm] 68 68 68 68Reach [mm] 0 0 0 0Stack [mm] 0 0 0 0F/R [mm] 44 44 44 44Handlebars [mm] 0 0 0 0Stem [mm] 0 0 0 0Cranks [mm] 0 0 0 0 max min 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 Photogallery Product options black / yellow-neon15" = UA#42874001 17" = UA#42874002 19" = UA#42874003 21" = UA#42874004 blue / lime / black17" = UA#42874012 19" = UA#42874013 21" = UA#42874014 additional accessoriesAUTHOR Stand AKS-500 RKick Stand Author for rear fork fixation. Adjustable for wheel diameter 24"-29". Material AL6061-T6. Weight 379g. AUTHOR Stand AKS-530 RSAlloy kick stand designed for direct rear fork down tube fixation (tube profile 22 - 25mm), recomended for bicycles with rear disk brake. Adjustable ...AUTHOR Carrier ACR-16-AluA tough rear rack AUTHOR ACR-16-Alu. Equipped with adjustable legs to fit most 24” to 29” wheel MTB and 700C touring bikes This tough tubular ...AUTHOR Carrier ACR-20N-Alu Carrier Author Expedition for extreme load and conditions, made from AL6061 tubes d.10mm - light weight and rigid construction with triple side ...AUTHOR Carrier ACR-50-Alu DiscBrakeProA tough rear rack made from aluminium square profile. Designed specifically for bikes with disc brakes with wheel diameter 26", 27,5", 29" ...AUTHOR Mudguard AXP-810-Uni rearRear mudguard AUTHOR, for seat post tube mounting, easy insertion/ slide out, fabric plastic. For sizes 26"-29", weidth 80mm. AUTHOR Mudguard rear X-BowRear mudguard AUTHOR, modern shorter mudguards with universal bracket, fabric plastic. Weight 163g.AUTHOR Mudguards AXP-02Modern plastic mudguards suitable for "V" brakes, for sizes 24"-29" with universal attachment.AUTHOR Mudguards AXP-04Modern plastic mudguards suitable for "V" brakes, for sizes 24"-27,5" with universal attachment.AUTHOR Mudguards AXP-07Author AXP-07 mudguards especially developed for Author Cross 700C, Author Mtb 29” and Author Mtb 27,5”. Universal bracket for all frame sizes ...AUTHOR Mudguards AXP-60High quality AUTHOR AXP full length mudguard set. Fenders are constructed from PET plastic and carry an aluminum foil insert, making them durable ...AUTHOR Front carrier ACR-F14-AluA tough tubular aluminium front rack. Designed specifically for front suspension fork with brake pivots or with disc brakes only, for wheel diameter ...
AUTHOR Stand AKS-500 RKick Stand Author for rear fork fixation. Adjustable for wheel diameter 24"-29". Material AL6061-T6. Weight 379g. AUTHOR Stand AKS-530 RSAlloy kick stand designed for direct rear fork down tube fixation (tube profile 22 - 25mm), recomended for bicycles with rear disk brake. Adjustable ...AUTHOR Carrier ACR-16-AluA tough rear rack AUTHOR ACR-16-Alu. Equipped with adjustable legs to fit most 24” to 29” wheel MTB and 700C touring bikes This tough tubular ...AUTHOR Carrier ACR-20N-Alu Carrier Author Expedition for extreme load and conditions, made from AL6061 tubes d.10mm - light weight and rigid construction with triple side ...AUTHOR Carrier ACR-50-Alu DiscBrakeProA tough rear rack made from aluminium square profile. Designed specifically for bikes with disc brakes with wheel diameter 26", 27,5", 29" ...AUTHOR Mudguard AXP-810-Uni rearRear mudguard AUTHOR, for seat post tube mounting, easy insertion/ slide out, fabric plastic. For sizes 26"-29", weidth 80mm. AUTHOR Mudguard rear X-BowRear mudguard AUTHOR, modern shorter mudguards with universal bracket, fabric plastic. Weight 163g.AUTHOR Mudguards AXP-02Modern plastic mudguards suitable for "V" brakes, for sizes 24"-29" with universal attachment.AUTHOR Mudguards AXP-04Modern plastic mudguards suitable for "V" brakes, for sizes 24"-27,5" with universal attachment.AUTHOR Mudguards AXP-07Author AXP-07 mudguards especially developed for Author Cross 700C, Author Mtb 29” and Author Mtb 27,5”. Universal bracket for all frame sizes ...AUTHOR Mudguards AXP-60High quality AUTHOR AXP full length mudguard set. Fenders are constructed from PET plastic and carry an aluminum foil insert, making them durable ...AUTHOR Front carrier ACR-F14-AluA tough tubular aluminium front rack. Designed specifically for front suspension fork with brake pivots or with disc brakes only, for wheel diameter ...