VelopediaBicycle Archive · Specification report

1998 Lodestar Therapy

Velopedia Archive ID 72549

Overview

Model year1998
BrandLodestar
ModelTherapy
Bicycle typeMountain bike, non-suspension
Archive ID72549
Original MSRP$1,049.00
ColorsFrost White, Tahitian Teal
SizesLarge, medium, small, xsmall

Frameset

Frame constructionTIG-welded
Frame materialProlite extruded magnesium
ForkLodestar
Fork materialAluminum, unicrown crown
Rear shockN/A

Drivetrain

Component groupMountain Mix
ShiftersGrip Shift ESP 7.0
Front derailleurShimano STX-RC top-swing, bottom bracket mount
Rear derailleurGrip Shift ESP 7.0
CranksetSugino Impel 350, 22/32/42 teeth
Bottom bracketSealed cartridge, 113mm spindle
BB shell width73mm English
Rear cogs8-speed, 11 - 30 teeth
ChainSachs PC-51, 1/2 x 3/32"
PedalsWellgo LU-950

Brakes

BrakesAvid 1D-10 brakes, Avid AD-1.0 TL levers

Cockpit & contact points

Headset1 1/8" threadless Aheadset SAS
HandlebarJD Comp JD-810.2
Handlebar extensionsLee Chi alloy
StemJD Comp JD-347
SaddleSelle Italia Nitrox PD
SeatpostJD Comp JD-435, 28.6mm diameter

Wheels & tires

HubsShimano STX-RC
RimsMavic X222, 32-hole
SpokesDT stainless steel, 2.0mm straight gauge
Spoke nipplesBrass nipples
Front tire26 x 2.00" WTB Primal Raptor
Wheel size26" wheels

Geometry · Legacy reference

Top tube565 mm
Head-tube angle71°
Seat-tube angle73°
Chainstay / rear center425 mm
Wheelbase1063 mm
Fork offset / rake40 mm

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