model in recent yearsAdd to compareadditional accessoriesother modelsModus 27,5 2019Instinct 27,5 2019Instinct ASL 27,5Traction 27,5 2019Traction ASL 27,5Radius 27,5 2019Spirit 27,5 2019more modelstechnical specificationgeometry and sizesphotogalleryproduct optionsadditional accessories Technical specificationSize15', 17', 19', 21'Framedouble butted hydroformed alloy 6061 27.5'Front forkRST Aerial 27.5 TnL air, lock out (100 mm)Head partsAUTHOR Integrated 1.5' taperedChain WheelSHIMANO Deore 40-30-22 teeth 170 / 175 mm cranksBBPartsSHIMANO BB-52 BB unitFront derailleurSHIMANO Deore (34.9)Rear derailleurSHIMANO DeoreShiftersSHIMANO Deore (30)Free wheelSHIMANO HG50-10 11-36 (10)ChainKMC X10-1HubsAUTHOR Radon 32 holesBrakesTEKTRO Gemini disc hydraulic (6' rotors)Brakes leversTEKTRO GeminiRimsAUTHOR Xenon Pro 27.5 32 holesSpokesblack stainless steel 2.0 mmTiresVITTORIA Barzo kevlar 27.5' x 2.25'PedalsAUTHOR alloyHandlebarAUTHOR 9° 660 / 680 mmGripsAUTHOR Pro LockStemAUTHOR alloySeat postAUTHOR alloy (31.6)Seat clampAUTHOR (34.9)SaddleAUTHOR NavigatorSpeed30Weight12,9 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] 540 554 578 602H/T [mm] 115 125 130 140C/S [mm] 435 435 435 435W/B [mm] 1056 1076 1101 1121S/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] 440 420 420 420Stem [mm] 120 90 92 100Cranks [mm] 175 170 172 172 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-matt15" = UA#42894001 17" = UA#42894002 19" = UA#42894003 21" = UA#42894004 additional accessoriesAUTHOR 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-25-AluCarrier Author Expedition, material AL6061, universal adjustable fixation, adjustable stays, max. load 25kg - tested in accordance with EN 14872.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 Mudguard front X-MudyFront mudguard AUTHOR, for down tube mounting, fabric plastic.AUTHOR Mudguard rear X-BowRear mudguard AUTHOR, modern shorter mudguards with universal bracket, fabric plastic. Weight 163g.AUTHOR Mudguards AXP-04Modern plastic mudguards suitable for "V" brakes, for sizes 24"-26" 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 Top frame bag A-R250 TWaterproof top frame bag, universal velcro fixation for most bicycle frames, 3 separate inside pockets. Dimensions: l.15 x w.4 x h.10cm.AUTHOR Triangel bag A-R244The Author saddle bag A-R244 is the easy bag with the one main compartment and one flat pocket. Designed for long satisfied use. Universal and ...AUTHOR Saddle bag A-S315 TPNThe Author saddle bag A-S315 TPN is the easy bag with the one main pocket and separate compartments for tool. Designed for long satisfied use, ...
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-25-AluCarrier Author Expedition, material AL6061, universal adjustable fixation, adjustable stays, max. load 25kg - tested in accordance with EN 14872.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 Mudguard front X-MudyFront mudguard AUTHOR, for down tube mounting, fabric plastic.AUTHOR Mudguard rear X-BowRear mudguard AUTHOR, modern shorter mudguards with universal bracket, fabric plastic. Weight 163g.AUTHOR Mudguards AXP-04Modern plastic mudguards suitable for "V" brakes, for sizes 24"-26" 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 Top frame bag A-R250 TWaterproof top frame bag, universal velcro fixation for most bicycle frames, 3 separate inside pockets. Dimensions: l.15 x w.4 x h.10cm.AUTHOR Triangel bag A-R244The Author saddle bag A-R244 is the easy bag with the one main compartment and one flat pocket. Designed for long satisfied use. Universal and ...AUTHOR Saddle bag A-S315 TPNThe Author saddle bag A-S315 TPN is the easy bag with the one main pocket and separate compartments for tool. Designed for long satisfied use, ...