Bicycle Archive · Specification report

2000 Jamis Bossy 20

Velopedia Archive ID 90164

Overview

Model year	2000
Brand	Jamis
Model	Bossy 20
Bicycle type	Juvenile
Archive ID	90164
Original MSRP	$150.00
Colors	Metallis Periwinkle, Rose Pedal Pink
Sizes	Girls 11"

Frameset

Frame construction	Pulse-welded
Frame material	Hi-tensile steel, oversize
Fork	Jamis
Fork material	Hi-tensile steel, 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 5 1/2", 36 teeth
Bottom bracket	One piece
BB shell width	American
Rear cogs	1-speed, 18 teeth
Chain	KMC 410, 1/2 x 1/8"
Pedals	Wellgo resin

Brakes

Brakes	N/A

Cockpit & contact points

Headset	1" steel
Handlebar	Jamis Cruiser
Handlebar extensions	N/A
Stem	Alloy 4 bolt
Saddle	Jamis Bossy Cruiser
Seatpost	Alloy, 25.4mm diameter

Wheels & tires

Hubs	Front: aluminum, nutted, Rear: Shimano Coaster Brake
Rims	Weinmann 4019, 36-hole
Spokes	Stainless steel, 2.0mm straight gauge
Spoke nipples	Brass nipples
Front tire	20 x 2.125" Jamis Bossy Streat Tread
Wheel size	20" wheels

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