VelopediaBicycle Archive · Specification report

1998 Mongoose Phase 2

Velopedia Archive ID 73856

Overview

Model year1998
BrandMongoose
ModelPhase 2
Bicycle typeBMX
Archive ID73856
Original MSRP$495.00
ColorsPolished
SizesBoys

Frameset

Frame constructionTIG-welded
Frame material7005 aluminum
ForkMongoose Pro
Fork materialChromoly, unicrown crown
Rear shockN/A

Drivetrain

Component groupN/A
ShiftersN/A
Front derailleurN/A
Rear derailleurN/A
CranksetMongoose 1-piece, 43 teeth
Bottom bracketOne piece
BB shell widthAmerican
Rear cogs1-speed, 16 teeth
ChainKMC, 1/2 x 3/32"
PedalsMongoose aluminum

Brakes

BrakesShimano Deore LX V-Brake rear brakes, Dia-Compe MX-1 levers

Cockpit & contact points

Headset1 1/8" threadless Aheadset SE-1
HandlebarMongoose Pro chromoly
Handlebar extensionsN/A
StemMongoose Pro
SaddleMongoose Pro
SeatpostMongoose Pro, 27.2mm diameter

Wheels & tires

HubsFront: Mongoose OS, Rear: Mongoose OS cassette
RimsWeinmann Super Zac, 36-hole
SpokesDT stainless steel, 2.0mm straight gauge
Spoke nipplesBrass nipples
Front tireFront: 20 x 2.125" Mongoose Blur, Rear: 20 x 1.75" Mongoose Blur
Wheel size20" wheels

Geometry · Legacy reference

Top tube556.3 mm
Head-tube angle73°
Seat-tube angle71°
Chainstay / rear center388.6 mm
Wheelbase965.2 mm
Fork offset / rake25.4 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 29, 2026.