Bicycle Archive · Specification report

2003 Redline Signature Junior

Velopedia Archive ID 39414

Overview

Model year	2003
Brand	Redline
Model	Signature Junior
Bicycle type	BMX
Archive ID	39414
Original MSRP	$239.99
Colors	Black/White, Blue/Silver
Sizes	Junior

Frameset

Frame construction	TIG-welded
Frame material	4130 chromoly
Fork	Redline
Fork material	Chromoly, double butted, unicrown crown
Rear shock	N/A

Drivetrain

Component group	N/A
Shifters	N/A
Front derailleur	N/A
Rear derailleur	N/A
Crankset	Redline Light Flight 165mm, 42 teeth
Bottom bracket	Loose ball
Rear cogs	1-speed, 16 teeth
Chain	KMC Z30, 1/2 x 3/32"
Pedals	Redline aluminum

Brakes

Brakes	ProMax mini-V rear brakes, Promax alloy rear levers

Cockpit & contact points

Headset	1" threadless steel threadless
Handlebar	Redline alloy rise
Handlebar extensions	Not included
Stem	Redline Proline Mini
Saddle	Redline mini
Seatpost	Aluminum

Wheels & tires

Hubs	Redline alloy
Rims	Alex VP-15, 28-hole/32-hole
Spokes	Stainless steel
Front tire	20 x 1 3/8" Tioga Comp III
Wheel size	20" wheels

Geometry · Legacy reference

Top tube	482.6 mm
Head-tube angle	73°
Seat-tube angle	69°
Chainstay / rear center	381 mm
Wheelbase	908 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 4, 2026.