Bicycle Archive · Specification report

2002 Eastern Bikes Proton Big Street

Velopedia Archive ID 36944

Overview

Model year	2002
Brand	Eastern Bikes
Model	Proton Big Street
Bicycle type	Freestyle/jumping
Archive ID	36944
Original MSRP	$249.99
Colors	Clearcoat, Red
Sizes	Pro

Frameset

Frame construction	TIG-welded
Frame material	Chromoly
Fork material	Chromoly, oversize, unicrown crown
Rear shock	N/A

Drivetrain

Component group	N/A
Shifters	N/A
Front derailleur	N/A
Rear derailleur	N/A
Crankset	1-piece chromoly, 43 teeth
Bottom bracket	One piece
BB shell width	American
Rear cogs	1-speed, 16 teeth
Chain	1/2 x 1/8"
Pedals	Wellgo aluminum

Brakes

Brakes	Tektro 906A U-brake rear brakes, Tektro 287A rear levers

Cockpit & contact points

Headset	1 1/8" threadless steel
Handlebar	Steel BMX
Handlebar extensions	Not included
Stem	Aluminum
Saddle	Eastern Jumpseat
Seatpost	Steel

Wheels & tires

Hubs	Aluminum
Rims	Aluminum, 48-hole
Spokes	Stainless steel, 14ga. (2.0mm) straight gauge
Spoke nipples	Brass nipples
Front tire	20 x 1.95" Kenda Kikzumbut
Wheel size	20" wheels

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 1, 2026.