Bicycle Archive · Specification report

1993 Ross Unicorn

Velopedia Archive ID 42129

Overview

Model year	1993
Brand	Ross
Model	Unicorn
Bicycle type	Juvenile
Archive ID	42129
Original MSRP	$194.00
Sizes	16 boys and girls

Frameset

Frame construction	TIG-welded steel

Drivetrain

Component group	Shimano Tourney 15
Shifters	Shimano Tourney 15 thumbshifters
Front derailleur	Shimano Tourney 15
Rear derailleur	Shimano Tourney 15
Crankset	SR CFC aluminum, 28/38/48 teeth
Rear cogs	5-speed, 14 - 28 teeth
Chain	KMC HP-20
Pedals	Victor 872

Brakes

Brakes	Alloy sidepull brakes, levers

Cockpit & contact points

Handlebar	Steel
Stem	Steel
Saddle	Ross
Seatpost	Steel

Wheels & tires

Hubs	Jou Yu
Rims	Steel
Front tire	Front: 26 x 1 3/8" gumwall, Rear: 26 x 1 3/8"
Wheel size	26" wheels

Geometry · Legacy reference

Top tube	525.8 mm
Head-tube angle	72°
Seat-tube angle	72°
Chainstay / rear center	426.7 mm
Wheelbase	1016 mm
Fork offset / rake	58.4 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 22, 2026.