VelopediaBicycle Archive · Specification report

2003 Redline Proline Comp

Velopedia Archive ID 39403

Overview

Model year2003
BrandRedline
ModelProline Comp
Bicycle typeBMX
Archive ID39403
Original MSRP$299.99
ColorsBlue, Yellow
SizesComp

Frameset

Frame constructionTIG-welded
Frame material6061 T6 aluminum
ForkRedline
Fork materialChromoly, double butted, unicrown crown
Rear shockN/A

Drivetrain

Component groupN/A
ShiftersN/A
Front derailleurN/A
Rear derailleurN/A
CranksetRedline Proline 3-piece 180mm, 44 teeth
Bottom bracketLoose ball
Rear cogs1-speed, 16 teeth
ChainKMC Z30, 1/2 x 3/32"
PedalsRedline platform

Brakes

BrakesProMax linear-pull rear brakes, Promax alloy rear levers

Cockpit & contact points

Headset1 1/8" threadless Tioga
HandlebarRedline Flight
Handlebar extensionsNot included
StemRedline Flight
SaddleRedline
SeatpostAluminum micro-adjust

Wheels & tires

HubsRedline Flight
RimsAlex aluminum, 36-hole
Spokes14ga. (2.0mm) straight gauge
Front tireFront: 20 x 2.125" Tioga Comp III, Rear: 20 x 1.75" Tioga Comp III
Wheel size20" wheels

Geometry · Legacy reference

Top tube514.4 mm
Head-tube angle74°
Seat-tube angle70°
Chainstay / rear center406.4 mm
Wheelbase939.8 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 3, 2026.