Bicycle Archive · Specification report

1999 GT Pro Series Micro

Velopedia Archive ID 85541

Overview

Model year	1999
Brand	GT
Model	Pro Series Micro
Bicycle type	BMX
Archive ID	85541
Original MSRP	$292.99
Colors	Chrome-Plated
Sizes	Boys

Frameset

Frame construction	Welded
Frame material	Chromoly
Fork	GT
Fork material	Chromoly, unicrown crown
Rear shock	N/A

Drivetrain

Component group	N/A
Shifters	N/A
Front derailleur	N/A
Rear derailleur	N/A
Crankset	GT 3-piece aluminum, 40 teeth
Bottom bracket	Three piece, sealed
Rear cogs	1-speed, 17 teeth
Chain	1/2 x 1/8"
Pedals	BMX bear trap style, aluminum

Brakes

Brakes	Dia-Compe MX122, mini rear brakes, Tektro alloy linear-pull rear levers

Cockpit & contact points

Headset	1" threadless Aheadset
Handlebar	GT Jr aluminum
Handlebar extensions	N/A
Stem	GT Mini Piston
Saddle	Uni mini
Seatpost	1 pc. seat/alloy post

Wheels & tires

Hubs	GT Mohawk
Rims	Weinmann Mini Zac, 28-hole
Spokes	1.8mm straight gauge
Spoke nipples	Brass nipples
Front tire	20 x 1 3/8" GT AA Pro
Wheel size	20" wheels

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 27, 2026.