Bicycle Archive · Specification report

1998 Haro Group 1 Si Mini

Velopedia Archive ID 70025

Overview

Model year	1998
Brand	Haro
Model	Group 1 Si Mini
Bicycle type	BMX
Archive ID	70025
Original MSRP	$295.00
Colors	Chrome-plated
Sizes	Mini
Weight	18.2 lb

Frameset

Frame construction	TIG-welded
Frame material	4130 chromoly
Fork	Haro Pro Mini
Fork material	4130 chromoly, unicrown crown
Rear shock	N/A

Drivetrain

Component group	N/A
Shifters	N/A
Front derailleur	N/A
Rear derailleur	N/A
Crankset	Fusion 3-piece aluminum, 42 teeth
Bottom bracket	YST BB 969
BB shell width	68mm English
Rear cogs	1-speed, 16 teeth
Chain	KMC 410, 1/2 x 1/8"
Pedals	Wellgo LU-965A

Brakes

Brakes	Tektro dual-pivot caliper brakes, Lee Chi 361A levers

Cockpit & contact points

Headset	1" threadless Aheadset STS
Handlebar	Fusion Mini
Handlebar extensions	N/A
Stem	Fusion Stubbie
Saddle	Fusion Uni Body
Seatpost	Fusion Uni Body, 22.2mm (7/8 inch) diameter

Wheels & tires

Hubs	Joy Tech aluminum, nutted
Rims	Haro RC3, 32-hole
Spokes	HTI stainless steel, 2.0mm straight gauge
Spoke nipples	Brass nipples
Front tire	20 x 1 1/8" Tioga Comp III
Wheel size	20" wheels

Geometry · Legacy reference

Top tube	434.3 mm
Head-tube angle	71.5°
Seat-tube angle	72°
Chainstay / rear center	353.1 mm
Wheelbase	845.8 mm
Fork offset / rake	32 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 1, 2026.