VelopediaBicycle Archive · Specification report

1998 Trek 745

Velopedia Archive ID 79228

Overview

Model year1998
BrandTrek
Model745
Bicycle typeHybrid
Archive ID79228
Original MSRP$499.99
ColorsIce Violet
Sizes15", 17", 19", 21", 23", womens 17", womens 20"

Frameset

Frame constructionTIG-welded
Frame materialChromoly seat tube/hi-tensile steel
ForkTrek
Fork materialChromoly, unicrown crown
Rear shockN/A

Drivetrain

Component groupShimano Nexus
ShiftersShimano Revo
Front derailleurN/A
Rear derailleurN/A
CranksetDotek, 40 teeth
Bottom bracketShimano BB-CT91E, 118mm spindle
BB shell width68mm English
Rear cogs7-speed internal
ChainSachs, 1/2 x 1/8"
PedalsPlatform, resin

Brakes

BrakesShimano Altus brakes, Tektro RBP-367AP levers

Cockpit & contact points

Headset1" Victor VP-H67W
HandlebarSteel
Handlebar extensionsNot included
StemAluminum
SaddleTrek spring
SeatpostAluminum micro-adjust, 27.2mm diameter

Wheels & tires

HubsFront: aluminum, Q/R, Rear: Shimano Nexus Inter 7 Roller brake
RimsVuelta Vision, 32-hole
SpokesStainless steel, 2.0mm straight gauge
Spoke nipplesBrass nipples
Front tire700 x 38c Trek Invert II
Wheel size700c wheels

Geometry · Legacy reference

Top tube528.3 mm
Head-tube angle70°
Seat-tube angle74°
Chainstay / rear center434.3 mm
Wheelbase1021.1 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 3, 2026.