Bicycle Archive · Specification report

2004 Fuji Lion

Velopedia Archive ID 31143

Overview

Model year	2004
Brand	Fuji
Model	Lion
Bicycle type	Juvenile
Archive ID	31143
Colors	Purple, Silver
Sizes	Boys 11.5", girls 11.5"
Weight	31.6 lb

Frameset

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

Drivetrain

Component group	Juvenile Mix
Shifters	Shimano Nexus
Front derailleur	Top-pull/clamp-on 31.8mm
Rear derailleur	N/A
Crankset	RPM aluminum, 38 teeth
Bottom bracket	Sealed, 116mm spindle
BB shell width	68mm English
Rear cogs	3-speed internal, 18 teeth
Chain	KMC Z410
Pedals	Wellgo resin

Brakes

Brakes	ProMax linear-pull brakes, Promax levers

Cockpit & contact points

Headset	1" threaded sealed mechanism
Handlebar	Aluminum
Handlebar extensions	Not included
Stem	Aluminum
Saddle	Fuji Junior MTB
Seatpost	Aluminum, 27.2mm diameter

Wheels & tires

Hubs	Front: aluminum, Q/R, Rear: Shimano Nexus SG-3C40 3-speed
Rims	Jalco VP20, 36-hole
Spokes	UCP, 14ga. (2.0mm) straight gauge
Spoke nipples	Brass nipples
Front tire	20 x 1.75" Duro City
Wheel size	20" wheels

Geometry · Legacy reference

Top tube	435 mm
Head-tube angle	70°
Seat-tube angle	72°
Chainstay / rear center	385 mm
Wheelbase	870 mm
Fork offset / rake	36 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 1, 2026.