Bicycle Archive · Specification report

2003 Diamondback Islander AL

Velopedia Archive ID 39412

Overview

Model year	2003
Brand	Diamondback
Model	Islander AL
Bicycle type	Cruiser
Archive ID	39412
Original MSRP	$219.99
Colors	Blue Hawaiian
Sizes	One size

Frameset

Frame construction	TIG-welded
Frame material	6061 T6 aluminum
Fork material	Hi-tensile steel, oversize
Rear shock	N/A

Drivetrain

Component group	N/A
Shifters	N/A
Front derailleur	N/A
Rear derailleur	N/A
Crankset	1-piece 6 1/2", 46 teeth
Bottom bracket	One piece, one-piece spindle
BB shell width	American
Rear cogs	1-speed, 20 teeth
Chain	1/2 x 1/8"
Pedals	Avenir Cruiser

Brakes

Brakes	Coaster brake rear

Cockpit & contact points

Headset	1" aluminum
Handlebar	Steel, cruiser
Handlebar extensions	Not included
Stem	Quill
Saddle	Avenir Cruiser
Seatpost	Aluminum pillar, 25.6mm diameter

Wheels & tires

Hubs	Front: aluminum, nutted, Rear: coaster brake
Rims	Aluminum, 36-hole
Spokes	Stainless steel
Front tire	26 x 2.125" cruiser
Wheel size	26" wheels

Geometry · Legacy reference

Top tube	581.7 mm
Head-tube angle	68°
Seat-tube angle	70°
Chainstay / rear center	480.1 mm
Wheelbase	1104.9 mm

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