Although the 454 SS pickup was produced in bigger quantities, rendering it much less exceptional, the GMC Syclone and Typhoon are distinguished by their constrained production and excellent performance, driving up their sector price and desirability among collectors. The 1st photo with the dual armrests are Suburban (and possibly Blazer/Tahoe/etcetera.) https://edwinhrxbx.daneblogger.com/30507888/the-greatest-guide-to-454ss-for-sale