Bicycle Archive · Specification report

2001 Diamondback Jr. Viper

Velopedia Archive ID 36139

Overview

Model year	2001
Brand	Diamondback
Model	Jr. Viper
Bicycle type	Juvenile
Archive ID	36139
Original MSRP	$144.99
Colors	Black, Chrome-Plated
Sizes	Pro

Frameset

Frame construction	TIG-welded
Frame material	Hi-tensile steel, oversize
Fork	Diamondback
Fork material	Hi-tensile steel, oversize, unicrown crown
Rear shock	N/A

Drivetrain

Component group	N/A
Shifters	N/A
Front derailleur	N/A
Rear derailleur	N/A
Crankset	1-piece steel
Bottom bracket	Sealed cartridge, 102mm spindle
BB shell width	American
Rear cogs	1-speed, 16 teeth
Chain	KMC, 1/2 x 3/32"
Pedals	Resin

Brakes

Brakes	ProMax linear-pull rear brakes, ProMax linear-pull rear levers

Cockpit & contact points

Headset	1" steel
Handlebar	Steel, 30mm rise
Handlebar extensions	Not included
Stem	Diamondback 4-bolt
Saddle	DiamondBack Jr.
Seatpost	Steel

Wheels & tires

Hubs	Front: steel, Rear: coaster brake
Rims	Aluminum, 36-hole
Spokes	UCP, 2.0mm straight gauge
Spoke nipples	Brass nipples
Front tire	20 x 2.00" Diamondback
Wheel size	20" wheels

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 28, 2026.