Bicycle Archive · Specification report

2001 Specialized Fatboy 415 FSX

Velopedia Archive ID 35805

Overview

Model year	2001
Brand	Specialized
Model	Fatboy 415 FSX
Bicycle type	Freestyle/jumping
Archive ID	35805
Original MSRP	$380.00
Colors	Black
Sizes	Large

Frameset

Frame construction	TIG-welded
Frame material	Chromoly main triangle/hi-tensile steel rear stays
Fork	Specialized
Fork material	Chromoly, unicrown crown
Rear shock	N/A

Drivetrain

Component group	N/A
Shifters	N/A
Front derailleur	N/A
Rear derailleur	N/A
Crankset	Specialized Strong Arm 2, 43 teeth
Bottom bracket	Specialized sealed bearing
Rear cogs	1-speed, 16 teeth
Chain	KMC 410, 1/2 x 1/8"
Pedals	Specialized aluminum platform

Brakes

Brakes	Tektro 990 U-brake brakes, Specialized aluminum levers

Cockpit & contact points

Headset	1 1/8" threadless Tange Seiki
Handlebar	Specialized chromoly
Handlebar extensions	Not included
Stem	Specialized aluminum
Saddle	Specialized Expert Jumping
Seatpost	Specialized aluminum, 29.2mm diameter

Wheels & tires

Hubs	Specialized Hex aluminum
Rims	Alex MX 22, 48-hole
Spokes	UCP, 2.0mm
Front tire	20 x 2.00" Specialized AssFault
Wheel size	20" wheels

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 3, 2026.