Bicycle Archive · Specification report

1997 Dahon Mountain Classic ST680D

Velopedia Archive ID 64985

Overview

Model year	1997
Brand	Dahon
Model	Mountain Classic ST680D
Bicycle type	Folding
Archive ID	64985
Original MSRP	$399.95
Colors	Red
Sizes	17"
Weight	34 lb

Frameset

Frame construction	TIG-welded
Frame material	Hi-tensile steel
Fork	Dahon
Fork material	Hi-tensile steel
Rear shock	N/A

Drivetrain

Shifters	Grip Shift
Front derailleur	Shimano Tourney TY-20
Rear derailleur	Shimano Tourney TY-20
Crankset	Aluminum, 28/38/48 teeth
BB shell width	68mm English
Rear cogs	6-speed, 14 - 28 teeth
Chain	1/2 x 3/32"

Brakes

Brakes	Aluminum cantilever

Cockpit & contact points

Headset	1"
Handlebar extensions	N/A

Wheels & tires

Hubs	Steel, nutted
Rims	Aluminum, 36-hole
Spokes	Steel, 2.0mm straight gauge
Spoke nipples	Brass nipples
Front tire	26 x 1.90"
Wheel size	26" wheels

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