Bicycle Archive · Specification report

1999 Iron Horse G-8

Velopedia Archive ID 80146

Overview

Model year	1999
Brand	Iron Horse
Model	G-8
Bicycle type	Mountain bike, front & rear suspension
Archive ID	80146
Original MSRP	$549.00
Colors	Matte Black
Sizes	Large, medium, small
Weight	30.5 lb

Frameset

Frame construction	TIG-welded
Frame material	7005 aluminum w/replaceable derailleur hanger
Fork	RST 280, 2.5" travel
Fork material	Aluminum/chromoly, triple-clamp crown
Rear shock	RST 20, 2.5" travel

Drivetrain

Component group	Mountain Mix
Shifters	Grip Shift MRX-170
Front derailleur	SR TP31, top-pull/clamp-on 35.0mm
Rear derailleur	Shimano AceraX
Crankset	SR XR32, 24/34/42 teeth
Bottom bracket	Chin Haur CH-46, 110mm spindle
BB shell width	68mm English
Rear cogs	7-speed, 12 - 28 teeth
Chain	KMC Z-51, 1/2 x 3/32"
Pedals	Victor VP-933S w/clips & straps

Brakes

Brakes	Chang Star 883 brakes, Chang Star 292 levers

Cockpit & contact points

Headset	1 1/8" threadless Aheadset SE-1
Handlebar	Iron Horse aluminum
Handlebar extensions	Not included
Stem	Iron Horse aluminum
Saddle	Iron Horse
Seatpost	Iron Horse aluminum micro-adjust, 31.6mm diameter

Wheels & tires

Hubs	Front: Formula FM 31, Rear: Formula FM 32
Rims	Kin Lin RT-6n, 36-hole
Spokes	Chung Nan stainless steel, 2.0mm straight gauge
Spoke nipples	Brass nipples
Front tire	Front: 26 x 1.95" Kenda K-881, Rear: 26 x 1.95" Kenda K-891
Wheel size	26" wheels

Geometry · Legacy reference

Top tube	565.1 mm
Head-tube angle	71°
Seat-tube angle	74°
Chainstay / rear center	444.5 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 2, 2026.