VelopediaBicycle Archive · Specification report

Bicycle comparison

2008 Diamondback Viper X · 2006 Diamondback Viper X

Specification2008 Diamondback Viper X2006 Diamondback Viper X
Overview
Model year20082006
BrandDiamondbackDiamondback
ModelViper XViper X
Bicycle typeBMXBMX
Archive ID2407394256
Original MSRP$190.00$175.00
ColorsSilver, Cyan BlueRed, Black
Sizes20.5" top tube—
Frameset
Frame constructionTIG-weldedTIG-welded
Frame materialChromoly/hi-tensile steelChromoly seat tube
ForkDiamondbackDb
Fork materialHi-tensile steel, unicrown crownSteel, unicrown crown
Rear shockN/A—
Drivetrain
Component groupBMX MixN/A
ShiftersN/AN/A
Front derailleurN/AN/A
Rear derailleurN/AN/A
Crankset175mm chromoly 1-piece, 44 teethChromoly one-piece, 44 teeth
Bottom bracketLoose ballLoose ball
Rear cogs1-speed, 16 teeth1-speed, 16 teeth
ChainKMC Z410, 1/2 x 1/8"KMC Z410, 1/2 x 1/8"
PedalsDB Sound AlloyDB aluminum platform
Brakes
BrakesRush U-brake w/SST DC Amplifier brakes, Rush 2-finger leversRush aluminum U-brake rear brakes, Rush aluminum rear levers
Cockpit & contact points
Headset1 1/8" threadless FSA1 1/8" threadless FSA
HandlebarHi-ten steel 2-pieceDB 2-piece
Handlebar extensionsNot includedN/A
StemDB Alloy 4-boltAluminum
SaddleDB BMX paddedDB Padded
SeatpostSteel micro-adjust, 25.4mm diameterSteel, 25.4mm diameter
Wheels & tires
HubsAluminum 3/8" axleAluminum, 3/8" axle
Rims30mm wide aluminum, 36-holeAlex C303, 36-hole
Spokes14ga. (2.0mm) straight gauge14ga. (2.0mm) straight gauge
Spoke nipples—Brass nipples
Front tire20 x 2.125" Comp III-style20 x 2.125" DB knobby
Rear tire20 x 1.75" Comp III-style20 x 1.75" Tioga Comp III
Wheel size20" wheels20" wheels

Geometry comparison

One selected size or frame position per bicycle, matching the comparison dropdown choices used when Print / PDF was opened.

Measurement2008 Diamondback Viper X2006 Diamondback Viper X
Selected size / position—Legacy reference
Head-tube angle—74°
Seat-tube angle—71°
Chainstay / rear center—393.7 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on November 13, 2026.