Yep. All S10 ZR2's got 8.5" 10 bolts measuring 62" hub to hub. Disc brakes came in 1998 IIRC.
2wd could be special ordered with the 8.5" from '94- on, but only '98+ would have discs IIRC. They were also used in S10 Extreme's and would be std 2wd width