20 on drivers and 18 on passengers
The 1998 Honda Civic takes 20" drivers side and 19" passenger side replacement windshield wiper blades. (If applicable, the rear wiper blade is 16")
A rear wiper is listed from 1986-1998, so I'm assuming 3; 2 front and 1 rear.
20 driver side. 18 passenger side. 16 on the hatch back rear.
The 1998 Ford Ranger takes 18" replacement windshield wiper blades on both sides front.
The wiper motor for a 1998 Honda Civic is located on the firewall, underneath the vent cover, below the wipers.
The 1998 Honda Civic EX Coupe takes 20" drivers and 18" passenger side wiper blades. See sources and related links below for more information. Since there are over 22 different wiper arm attachments, do not buy wipers just by length only. Be sure to lookup exact wiper blade part numbers by vehicle make, model and year for the brand wiper you decide to purchase. This ensures correct length AND correct attachment.
Hatchback
If the 1998 is a Civic then yes it will fit.
under your wiper blades.
The 1994-1998 Jeep Grand Cherokee takes 20" replacement windshield wiper blades on both sides front and an 10" or 11" rear wiper blade.
as long as they are of the same body type (coupe, sedan, and hatchback) they will fit
All 1998-2002 Pontiac Firebirds/Trans Ams take 24" replacement windshield wiper blades on both sides front.