Bicycle Archive · Specification report

1999 Iron Horse ARS 4.0 Womens

Velopedia Archive ID 89485

Overview

Model year	1999
Brand	Iron Horse
Model	ARS 4.0 Womens
Bicycle type	Mountain bike, front suspension
Archive ID	89485
Original MSRP	$599.00
Colors	White
Sizes	Womens 15", womens 16.5"
Weight	24 lb

Frameset

Frame construction	TIG-welded
Frame material	7005 aluminum w/replaceable derailleur hanger
Fork	Answer Manitou Spyder, 2.75" travel
Fork material	Aluminum/magnesium, triple-clamp crown
Rear shock	N/A

Drivetrain

Component group	Mountain Mix
Shifters	SRAM ESP 5.0
Front derailleur	SRAM ESP 5.0, top-pull/clamp-on 31.8mm
Rear derailleur	SRAM ESP 7.0
Crankset	SR XR40, 22/32/42 teeth
Bottom bracket	Shimano BB-LP27, 110mm spindle
BB shell width	68mm English
Rear cogs	8-speed, 11 - 30 teeth
Chain	KMC IG-31, 1/2 x 3/32"
Pedals	Wellgo w/clips & straps

Brakes

Brakes	Lee Chi TX22 brakes, Lee Chi LV77E levers

Cockpit & contact points

Headset	1 1/8" threadless Aheadset STS
Handlebar	Kalloy Riser 6061 butted
Handlebar extensions	Not included
Stem	Kalloy aluminum
Saddle	Selle San Marco Women's Raceday
Seatpost	Kalloy SP-339, 27.2mm diameter

Wheels & tires

Hubs	Front: Formula OV 31, Rear: Shimano FH-MC18
Rims	Sun Rims AT18, 32-hole
Spokes	Chung Nan stainless steel, 2.0mm straight gauge
Spoke nipples	Brass nipples
Front tire	26 x 1.95" WTB EnduroRaptor
Wheel size	26" wheels

Geometry · Legacy reference

Top tube	527 mm
Head-tube angle	71°
Seat-tube angle	73°
Chainstay / rear center	424.2 mm

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