Exact model year observed in both EPA and Natural Resources Canada data; not a production interval or trim definition.
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Chevrolet / Model record
ChevroletRPO ZR2
Production1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2017
Recorded originUnited States
ClassAutomobile
Background
Regular Production Option ZR2 is a special off-road/suspension package offered by General Motors on their mid-size pickup trucks and SUVs.
It debuted in 1994 on the Chevrolet S-10 and the GMC Sonoma pickup trucks. The Sonoma ZR2 was known as ZR2 High-Rider. In 1996 it was expanded to the two-door Chevrolet Blazer and later offered on the Chevrolet Tracker. The ZR2 package was gradually phased out with the S-Series pickup and SUV lines. However, it has made a comeback as an option on the 2017 Chevrolet Colorado.
Text adapted from “RPO ZR2” on Wikipedia ↗ · CC BY-SA 4.0 ↗ · retrieved 2026-07
Chronology ledger
Dates with their meaning intact
Market model year1994–2005; 2017–open
EPA + Natural Resources Canada13 years