VelopediaBicycle Archive · Specification report

2003 Redline Supa X

Velopedia Archive ID 39430

Overview

Model year2003
BrandRedline
ModelSupa X
Bicycle typeFreestyle/jumping
Archive ID39430
Original MSRP$489.99
ColorsWaxed Concrete Gray
SizesPro

Frameset

Frame constructionTIG-welded
Frame material4130 chromoly
ForkRedline Monster
Fork materialChromoly, 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
BB shell width68mm American
Rear cogs1-speed, 16 teeth
ChainKMC Z510HX, 1/2 X 3/32"
PedalsRedline aluminum

Brakes

BrakesProMax 3.0 U-brake rear brakes, Promax alloy rear levers

Cockpit & contact points

Headset1 1/8" threadless FSA The Pig/SST Oryg detangler
HandlebarRedline Monster
Handlebar extensionsNot included
StemRedline Flight
SaddleRedline Monster
SeatpostSteel micro-adjust

Wheels & tires

HubsRedline Monster, 14mm axle
RimsAlex Supra J, 48-hole
SpokesStainless steel
Front tireFront: 20 x 2.20" Maxxis Holy Roller, Rear: 20 x 1.95 Maxxis Holy Roller
Wheel size20" wheels

Geometry · Legacy reference

Top tube527 mm
Head-tube angle73°
Seat-tube angle70°
Chainstay / rear center381 mm
Wheelbase952.5 mm

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