Bicycle Archive · Specification report

1998 Schwinn S-20

Velopedia Archive ID 77485

Overview

Model year	1998
Brand	Schwinn
Model	S-20
Bicycle type	Mountain bike, front & rear suspension
Archive ID	77485
Original MSRP	$1,199.95
Colors	Metallic orange/polished
Sizes	15", 17", 19", 21", 23"

Frameset

Frame construction	Welded
Frame material	7005 aluminum
Fork	Rock Shox Judy T2
Fork material	Aluminum/magnesium, triple-clamp crown
Rear shock	Rock Shox Deluxe, 3.75" travel

Drivetrain

Component group	Mountain Mix
Shifters	Shimano STX-RC RapidFire SL
Front derailleur	Shimano STX top-swing
Rear derailleur	Shimano Deore LX SGS
Crankset	Shimano STX, 22/32/42 teeth
Rear cogs	8-speed, 11 - 30 teeth
Chain	1/2 x 3/32"
Pedals	Scott clipless

Brakes

Brakes	Avid 1D-10 brakes, Avid SD-1.9 L levers

Cockpit & contact points

Headset	1 1/8" threadless Tioga TG
Handlebar	Aluminum, butted
Handlebar extensions	Welded aluminum
Stem	Kore Lite 3D
Saddle	Schwinn Stinger w/Kevlar
Seatpost	JD Components 495

Wheels & tires

Hubs	Front: Formula Q/R, Rear: Shimano STX-RC
Rims	Mavic X138, 32-hole
Spokes	Stainless steel, 2.0mm straight gauge
Front tire	Front: 26 x 1.95" Schwinn Moab Leader, Rear: 26 x 1.95" Schwinn Moab Trail
Wheel size	26" wheels

Geometry · Legacy reference

Top tube	558.8 mm
Head-tube angle	71.5°
Seat-tube angle	73.5°
Chainstay / rear center	424.2 mm
Wheelbase	1036.3 mm
Fork offset / rake	40.6 mm

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