gixer:
Will you be lifting it to offroad? How much do you want to spend? There are alot of different styles/kinds of kits out there for the 3rd gen 4runner so these questions will make the biggest difference.
Breakdown by price: (sorry if I forget some companies... off the top of my head)
Cheapest methods: Spacer Technology
1 > Cornfed Suspension (http://www.cornfedsuspension.com)
2 > Revtek Suspension (Revtek Suspension | Home)
3 > Daystar Suspension (Daystar - Driven by Design)
Mid level: Coil and Shock
1 > Bilstein Shocks (http://www.bilstein.com)
2 > Downey Suspension (http://www.downeyoff-road.com)
3 > Rancho Suspension (Rancho Suspension: Off Road Shock Absorbers & Suspension Systems)
4 > Trail Master Suspension (Trail Master Suspension - Suspension Pioneer for Over 30 Years)
5 > OME (ARB 4x4 Accessories)
$$: Coilover
1 > Sway-a-way (SWAY-A-WAY - axles, torsion bars, and shocks for trucks, cars, and off-road vehicles)
2 > Downey Suspension (http://www.downeyoff-road.com)
3 > King Shocks (Kingshocks)
There a real cool yota member that has a really well written site that has recommendations.
Sonoran Steel Fabrication L.L.C.
This site also has other information that will be a good resource for all of us. Bookmark this site!
Have fun!