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GT Bikes Tachyon 4.0 (2012)


Product Category
Brand GT Bikes
ModelTachyon 4.0
SizeXs, S, M, L, Xl
ColorSilver, Satin Black


Bottom bracketFSA Sealed Cartridge Square Taper
BrakesTektro RX-1 Mini V Brake
CassetteShimano HG-51 8-speed, 11-32
ChainKMC HG-40, 8-speed
CranksetShimano FC-M311 48/38/28
Fork typeGT Type R w/ F.O.C. Carbon Blades and 6061 Aluminum 1 1/8" Steerer
Frame typeHydroformed / Butted (TT / DT) 6061 Aluminum Frame w/ Forged Dropouts, Bottom Bracket, and 1 1/8" Head Tube
Front derailleurShimano M-191
HeadsetFSA Integrated sealed bearing, 1.125
Hub frontFormula Alloy, Sealed Mech 28h
Hub rearFormula Alloy, Sealed Mech 32h, Cassette
PedalsGT Trekking, Alloy body / Steel Cage
Rear derailleurShimano Acera 8-speed
Recommended forCommuter, Recreation
Rims typeAlex ACE 17 double wall with CNC sides 28 Hole F 32 R Hole
SaddleGT Bio Morphic Dual Density
ShiftersShimano EF-51 Rapid Fire 8-speed
SpokesStainless Steel 14 Gauge
StemGT design 3D forged 6061, 4 bolt face plate
TiresKenda Kwest, 700x32c
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