Bicycle Archive · Specification report

1998 Mountain Sport Adventure

Velopedia Archive ID 72131

Overview

Model year	1998
Brand	Mountain Sport
Model	Adventure
Bicycle type	Mountain bike, non-suspension
Archive ID	72131
Original MSRP	$189.95
Colors	Black, blue, red
Sizes	16", 18", 20", 22"
Weight	35 lb

Frameset

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

Drivetrain

Component group	Mountain Mix
Shifters	Grip Shift MRX-170
Front derailleur	Falcon MF-22, bottom-pull/clamp-on 28.6mm
Rear derailleur	Shimano Tourney TY-22
Crankset	Prowheel S-355, 28/38/48 teeth
Bottom bracket	Chin Haur CH-30, 122.5mm spindle
BB shell width	American 24tpi
Rear cogs	7-speed, 14 - 28 teeth
Chain	KMC Z-51, 1/2 x 3/32"
Pedals	Wellgo LU-883

Brakes

Brakes	APSE 991AD brakes, APSE 304A levers

Cockpit & contact points

Headset	1 1/8" Chin Haur CH90
Handlebar	Hsin Lung steel
Handlebar extensions	Not included
Stem	Hi-tensile steel
Saddle	Velo MTB
Seatpost	Hsin Lung SP-41, 26.0mm diameter

Wheels & tires

Hubs	Joy Tech Big Hub Q/R
Rims	36-hole
Spokes	Shuhn Lih steel, 2.0mm straight gauge
Spoke nipples	Brass nipples
Front tire	26 x 2.125" Kenda
Wheel size	26" wheels

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 19, 2026.