VelopediaBicycle Archive · Specification report

2003 Argon 18 Plutonium Flat Bar Ultegra

Velopedia Archive ID 30413

Overview

Model year2003
BrandArgon 18
ModelPlutonium Flat Bar Ultegra
Bicycle typeHybrid
Archive ID30413
ColorsBlack, White
Sizes46cm, 51cm, 54cm, 57cm, 60cm

Frameset

Frame constructionTIG-welded/bonded
Frame materialDedaccai U2/carbon seat stays
ForkArgon 18
Fork materialCarbon fiber composite w/carbon fiber steerer, aero crown
Rear shockN/A

Drivetrain

Component groupShimano Flat Bar
ShiftersShimano SL-R440 Flat Bar
Front derailleurShimano Ultegra, braze-on
Rear derailleurShimano Ultegra
CranksetShimano Ultegra, 39/53 teeth
Bottom bracketShimano BB-6500, 109.5mm spindle
BB shell width68mm American
Rear cogs9-speed, 12 - 23 teeth
ChainShimano Ultegra, 1/2 x 3/32"
PedalsNot included

Brakes

BrakesShimano Ultegra Dual Pivot brakes, Shimano BL-R440 levers

Cockpit & contact points

Headset1 1/8" integrated Cane Creek
Handlebar3T T.H.E.
Handlebar extensionsN/A
Stem3T T.H.E.
SaddleSelle Italia Trimatic 2
SeatpostKalloy, 27.2mm diameter

Wheels & tires

HubsShimano Ultegra
RimsMavic CXP 23
SpokesMavic stainless steel
Front tire700 x 23c Michelin Axial Pro Race
Wheel size700c wheels

Geometry · Legacy reference

Top tube555 mm
Head-tube angle73°
Seat-tube angle73.5°
Chainstay / rear center408 mm
Wheelbase985 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 30, 2026.