Bicycle Archive · Specification report

2005 Sun Bicycles EZ-3 USX

Velopedia Archive ID 93011

Overview

Model year	2005
Brand	Sun Bicycles
Model	EZ-3 USX
Bicycle type	Recumbent (tricycle)
Archive ID	93011
Original MSRP	$825.00
Colors	Bronze
Sizes	37-46" x-seam
Weight	65 lb

Frameset

Frame construction	TIG-welded
Frame material	Hi-tensile steel
Fork	Sun
Fork material	High-tensile steel, unicrown crown

Drivetrain

Component group	Recumbent Mix
Shifters	SRAM 3.0
Front derailleur	Shimano
Rear derailleur	SRAM ESP 3.0
Crankset	Aluminum, 30/42/52 teeth
Bottom bracket	Sealed cartridge
Rear cogs	7-speed, 11 - 28 teeth
Chain	1/2 x 3/32"

Brakes

Brakes	Aluminum linear-pull front/disc brake rear brakes, aluminum levers

Cockpit & contact points

Headset	Steel sealed
Handlebar	Steel
Handlebar extensions	N/A
Stem	Aluminum
Saddle	Sun
Seatpost	N/A

Wheels & tires

Hubs	Front: aluminum, Q/R, Rear: aluminum
Rims	Aluminum single wall
Spokes	Stainless steel, 14ga. (2.0mm) straight gauge
Spoke nipples	Brass nipples
Front tire	20 x 1.50" Kenda Kwest
Wheel size	20" wheels

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 26, 2026.