VelopediaBicycle Archive ยท Specification report

2009 Dahon Jack

Velopedia Archive ID 19183

Overview

Model year2009
BrandDahon
ModelJack
Bicycle typeFolding
Archive ID19183
ColorsShadow
SizesSmall, medium, large
Weight28.4 lb

Frameset

Frame constructionTIG-welded
Frame material7005 aluminum
Fork materialUnicrown
Rear shockN/A

Drivetrain

Component groupFolding Mix
ShiftersSRAM 3.0 Comp
Front derailleurN/A
CranksetTruVativ ISO-Flow 1.0 G, 36 teeth
Bottom bracketCh
Rear cogs7-speed, 11 - 30 teeth
ChainKMC Z50
PedalsVP-990A

Brakes

BrakesProMax linear-pull brakes, Promax alloy levers

Cockpit & contact points

Headset1 1/8" Dahon Fusion
Handlebar6061 aluminum riser
Handlebar extensionsNot included
StemDahon F.I.T
SaddleWTB Speed V
SeatpostBioLogic Zorin PostPump, 27.2mm diameter

Wheels & tires

HubsFront: Formula aluminum, Q/R, Rear: Formula aluminum cassette, Q/R
RimsAluminum
SpokesStainless
Spoke nipplesBrass
Front tire26 x 2.00" Schwalbe Big Apple
Wheel size26" wheels

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 28, 2026.