Every Dakota has had 6 lug, I believe. If not the first gens, then when they did the major body change. My 98 had 6, my friends 00 had 6, and I believe his 94 also had 6. Rams came stock with 5, or 8 with the HD stuff.
Kinda like the early 90s Mustang came with 4, and my moms 89 Taurus has...