VelopediaBicycle Archive · Specification report

1998 S & M Dirtbike Next Generation (02)

Velopedia Archive ID 70177

Overview

Model year1998
BrandS & M
ModelDirtbike Next Generation (02)
Bicycle typeFreestyle/jumping
Archive ID70177
Original MSRP$609.00
ColorsBlack, blue, brown, chrome-plated, grey, mustard, olive, red, tan, white, yellow
SizesPro
Weight28 lb

Frameset

Frame constructionTIG-welded
Frame material4130 chromoly
ForkS & M Ditchfork
Fork material4130 chromoly, unicrown crown
Rear shockN/A

Drivetrain

Component groupN/A
ShiftersN/A
Front derailleurN/A
Rear derailleurN/A
Crankset1-piece chromoly, 45 teeth
Bottom bracketOne piece
BB shell widthAmerican
Rear cogs1-speed, 16 teeth
ChainKMC, 1/2 x 1/8"
PedalsS & M Platform

Brakes

BrakesDia-Compe 990 rear brakes, Dia-Compe MX-99 levers

Cockpit & contact points

Headset1 1/8" threadless Aheadset
HandlebarS & M Slam Bars
Handlebar extensionsN/A
StemS & M Redneck
SaddleS & M Team Saddle
SeatpostAluminum, 25.4mm diameter

Wheels & tires

HubsAluminum, nutted
RimsAlex aluminum, 48-hole
SpokesStainless steel, 2.0mm straight gauge
Spoke nipplesBrass nipples
Front tire20 x 1.95" Cheng Shin C-1213N
Wheel size20" wheels

Geometry · Legacy reference

Top tube514.4 mm
Head-tube angle73°
Seat-tube angle70°

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 12, 2026.