VelopediaBicycle Archive · Specification report

1999 Trek TR-20

Velopedia Archive ID 84718

Overview

Model year1999
BrandTrek
ModelTR-20
Bicycle typeBMX
Archive ID84718
Original MSRP$269.99
ColorsChrome/Lemon, Mellow Gold/Crimson
SizesExpert
Weight26 lb

Frameset

Frame constructionTIG-welded
Frame materialChromoly/hi-tensile steel
ForkTrek
Rear shockN/A

Drivetrain

Component groupN/A
ShiftersN/A
Front derailleurN/A
Rear derailleurN/A
Crankset1-piece steel
Bottom bracketOne piece
BB shell widthAmerican
Rear cogs1-speed, 16 teeth
ChainTaya TB-410, 1/2 x 1/8"
PedalsAlloy platform

Brakes

BrakesChang Star VB-911 DK brakes, Chang Star 281DT levers

Cockpit & contact points

Headset1 1/8" threadless Aheadset SE-1
HandlebarChromoly
Handlebar extensionsN/A
StemAlloy Ahead type
SaddleBontrager FS Plus 10
SeatpostSteel, 25.4mm diameter

Wheels & tires

HubsFormula
RimsBontrager Mack, 36-hole
Spokes2.0mm straight gauge
Spoke nipplesBrass nipples
Front tireFront: 20 x 2.10" Bontrager Revolt ST-2, Rear: 20 x 1.75" Bontrager Revolt ST-2
Wheel size20" wheels

Geometry · Legacy reference

Head-tube angle73.5°
Seat-tube angle71°
Chainstay / rear center368 mm
Wheelbase912 mm
Fork offset / rake33 mm

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