VelopediaBicycle Archive · Specification report

1997 Free Agent Ground Zero

Velopedia Archive ID 67855

Overview

Model year1997
BrandFree Agent
ModelGround Zero
Bicycle typeBMX
Archive ID67855
Original MSRP$379.00
ColorsMatte black
SizesBoys 10.5"

Frameset

Frame constructionTIG-welded
Frame material7005 aluminum
ForkFree Agent
Fork materialChromoly, unicrown crown
Rear shockN/A

Drivetrain

Component groupN/A
ShiftersN/A
Front derailleurN/A
Rear derailleurN/A
Crankset1-piece chromoly, 44 teeth
Bottom bracketOne piece
BB shell width68mm Threadless
Rear cogs1-speed, 16 teeth
ChainKMC HP-20, 1/2 x 3/32"
PedalsAluminum

Brakes

BrakesChang Star cantilever brakes, Chang Star 257A levers

Cockpit & contact points

Headset1 1/8" Dia-Compe Aheadset
HandlebarFree Agent
Handlebar extensionsN/A
StemFree Agent
SaddleFree Agent VL-229
SeatpostKalloy SP-242, 26.6 mm diameter

Wheels & tires

HubsAluminum nutted
RimsAluminum, 36-hole
SpokesShuhn Lih steel, 2.0mm straight gauge
Spoke nipplesBrass nipples
Front tireFront: 20 x 2.125" Duro, Rear: 20 x 1.75" Duro
Wheel size20" wheels

Geometry · Legacy reference

Top tube534 mm
Head-tube angle74°
Seat-tube angle72°
Chainstay / rear center402 mm
Wheelbase976 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 14, 2026.