Bicycle Archive · Specification report

2003 Sun Bicycles EZ-Sport

Velopedia Archive ID 91800

Overview

Model year	2003
Brand	Sun Bicycles
Model	EZ-Sport
Bicycle type	Recumbent
Archive ID	91800
Original MSRP	$900.00
Colors	Black, Red
Sizes	One size
Weight	39 lb

Frameset

Frame construction	TIG-welded
Frame material	Chromoly
Fork	Sun Bicycles
Fork material	Chromoly, unicrown crown
Rear shock	N/A

Drivetrain

Component group	Recumbent Mix
Shifters	SRAM Centera
Front derailleur	Shimano FD-R443, bottom-pull/clamp-on 28.6mm
Rear derailleur	Shimano Alivio
Crankset	Shimano Sora Triple, 30/42/52 teeth
Bottom bracket	Shimano BB-UN40
BB shell width	68mm English
Rear cogs	8-speed, 11 - 30 teeth
Chain	KMC Z72, 1/2 x 3/32"
Pedals	Wellgo LU-982A

Brakes

Brakes	Shimano Alivio V-Brake brakes, Tektro 392A levers

Cockpit & contact points

Headset	1" threaded aluminum sealed mechanism
Handlebar	Aluminum
Handlebar extensions	N/A
Stem	Steel
Saddle	Cool Back
Seatpost	N/A

Wheels & tires

Hubs	Shimano Alivio
Rims	Aluminum, 36-hole
Spokes	Stainless steel, 14ga. (2.0mm) straight gauge
Spoke nipples	Brass nipples
Front tire	Front: 20 x 1.50" Kenda Kwest, Rear: 26 x 1.50" Kenda Kwest
Wheel size	Front: 20", Rear: 26" wheels

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