Bicycle Archive · Specification report

2000 GT Mach One

Velopedia Archive ID 46341

Overview

Model year	2000
Brand	GT
Model	Mach One
Bicycle type	BMX
Archive ID	46341
Original MSRP	$315.00
Colors	Black/Glitter Orange, Chrome-Plated, Hot Rod Blue

Frameset

Frame construction	TIG-welded
Frame material	4130 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 chromoly, 44 teeth
Bottom bracket	Three piece, sealed
Rear cogs	1-speed, 16 teeth
Chain	KMC, 1/2 x 3/32"
Pedals	GT aluminum platform

Brakes

Brakes	Lee Chi linear-pull rear brakes, Lee Chi ProMax rear levers

Cockpit & contact points

Headset	1 1/8" threadless Aheadset SX-1
Handlebar	GT
Handlebar extensions	Not included
Stem	GT Piston
Saddle	GT
Seatpost	GT aluminum micro-adjust, 26.0mm diameter

Wheels & tires

Hubs	GT 2000
Rims	Weinmann ZAC-X, 36-hole
Spokes	2.0mm
Spoke nipples	Brass nipples
Front tire	Front: 20 x 2.125" GT Brody, Rear: 20 x 1.75" GT Brody
Wheel size	20" wheels

Geometry · Legacy reference

Top tube	520.7 mm
Head-tube angle	73°
Seat-tube angle	70°
Chainstay / rear center	357.9 mm
Wheelbase	935.7 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 26, 2026.