VelopediaBicycle Archive · Specification report

1997 Diamondback Ascent 1.0

Velopedia Archive ID 68685

Overview

Model year1997
BrandDiamondback
ModelAscent 1.0
Bicycle typeMountain bike, front & rear suspension
Archive ID68685
Original MSRP$800.00
ColorsGreen/black fade
Sizes14", 16", 18", 20", 22"
Weight30.1

Frameset

Frame constructionTIG-welded
Frame materialChromoly, double-butted
ForkRST 381L
Fork materialAluminum/chromoly, triple-clamp crown
Rear shockDiamondback, 2.75" travel

Drivetrain

Component groupShimano Alivio
ShiftersGrip Shift SRT-400i
Front derailleurShimano Alivio top-swing, top-pull/clamp-on 28.6 mm
Rear derailleurShimano Alivio
CranksetShimano Alivio, 24/34/42 teeth
Bottom bracketShimano BB-LP26, 110.5 mm spindle
BB shell width68mm English
Rear cogs7-speed, 11 - 30 teeth
ChainSachs SC-40, 1/2 x 3/32"
PedalsWellgo LU-951

Brakes

BrakesShimano Altus brakes, Tektro RBP-371A levers

Cockpit & contact points

Headset1 1/8" YST
HandlebarAvenir aluminum
Handlebar extensionsNot included
StemChromoly
SaddleAvenir Command
SeatpostAvenir aluminum, 27.0 mm diameter

Wheels & tires

HubsShimano Alivio
RimsWeinmann Zac 19, 36-hole
SpokesChung Nan stainless steel, 2.0mm straight gauge
Spoke nipplesBrass nipples
Front tire26 x 1.95" Panaracer Duster II
Wheel size26" wheels

Geometry · Legacy reference

Top tube571.5 mm
Head-tube angle71.5°
Seat-tube angle74°
Chainstay / rear center424.2 mm
Wheelbase1066.8 mm
Fork offset / rake38.1 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on August 23, 2026.