1966 GMC Suburban equipped with 5.7L V6 Gas OHV, 5.0L V6 Gas OHV, 4.8L L6 Gas OHV, 4.1L L6 Gas OHV, 3.8L L6 Gas OHV, 2.5L L4 Gas OHV
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Allison AT218 Automatic Transmission 3 Speed
1966 GMC Suburban equipped with 5.7L V6 Gas OHV, 5.0L V6 Gas OHV, 4.8L L6 Gas OHV, 4.1L L6 Gas OHV, 3.8L L6 Gas OHV, 2.5L L4 Gas OHV
Allison AT218 Automatic Transmission 3 Speed