VelopediaBicycle Archive · Specification report

2003 Diamondback Mini Viper

Velopedia Archive ID 30032

Overview

Model year2003
BrandDiamondback
ModelMini Viper
Bicycle typeJuvenile
Archive ID30032
Original MSRP$99.99
Colors10-40 Red, Chrome
SizesJuvenile

Frameset

Frame constructionTIG-welded
Frame materialHi-tensile steel
Fork materialHi-tensile steel, unicrown crown
Rear shockN/A

Drivetrain

Component groupN/A
ShiftersN/A
Front derailleurN/A
Rear derailleurN/A
Crankset1-piece 5 1/2", 36 teeth
Bottom bracketSteel
Rear cogs1-speed, 18 teeth
ChainKMC Z410, 1/2 x 1/8"
PedalsWellgo LU-968

Brakes

BrakesCoaster brake rear

Cockpit & contact points

Headset1" steel
HandlebarSteel BMX
Handlebar extensionsN/A
StemSteel
SaddleDiamondback BMX
SeatpostSteel, 25.4mm diameter

Wheels & tires

HubsFront: steel, nutted, Rear: steel, coaster brake
RimsSteel, 28-hole
SpokesStainless steel, 14ga. (2.0mm) straight gauge
Spoke nipplesBrass nipples
Front tire16 x 2.125" Kenda K-50
Wheel size16" wheels

Geometry · Legacy reference

Top tube383.5 mm
Head-tube angle71°
Seat-tube angle69°
Chainstay / rear center309.9 mm
Wheelbase726.4 mm
Fork offset / rake30.5 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 27, 2026.