Bicycle Archive · Specification report

2003 Sun Bicycles Key West Aluminum

Velopedia Archive ID 38648

Overview

Model year	2003
Brand	Sun Bicycles
Model	Key West Aluminum
Bicycle type	Cruiser
Archive ID	38648
Original MSRP	$350.00
Colors	Ball Burnished, Blue/Ball Burnished, Red/Ball Burnished
Sizes	19", womens 17"
Weight	33 lb

Frameset

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

Drivetrain

Component group	N/A
Shifters	SRAM MRX
Front derailleur	N/A
Rear derailleur	Shimano MR-40
Crankset	1-piece 170mm, 44 teeth
Bottom bracket	Victor VP-B32
BB shell width	American
Rear cogs	7-speed freewheel, 14 - 34 teeth
Chain	KMC Z410, 1/2 x 3/32"
Pedals	Wellgo LU-990

Brakes

Brakes	Tektro 832A linear pull brakes, Tektro 380A levers

Cockpit & contact points

Headset	1" threaded steel
Handlebar	Steel, cruiser
Handlebar extensions	N/A
Stem	Aluminum
Saddle	Viscount 2350
Seatpost	Aluminum, suspension, 27.2mm diameter

Wheels & tires

Hubs	Aluminum
Rims	Aluminum, 36-hole
Spokes	Stainless steel, 14ga. (2.0mm) straight gauge
Spoke nipples	Brass nipples
Front tire	Front: 26 x 2.125" Kenda K-841, Rear: 20 x 2.125" Kenda K-841
Wheel size	Front: 26", Rear: 20" wheels

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