OER Parts offers a wide selection of Manual Transmissions & Parts for your 1983 GMC C1500 Suburban. OER Parts offers 1983 GMC C1500 Suburban Bearings, 1983 GMC C1500 Suburban Boots, 1983 GMC C1500 Suburban Complete Transmissions, 1983 GMC C1500 Suburban Flywheel, 1983 GMC C1500 Suburban Gaskets, Seals & Filters, 1983 GMC C1500 Suburban Gears, 1983 GMC C1500 Suburban Hardware, 1983 GMC C1500 Suburban Shift Knobs, 1983 GMC C1500 Suburban Shift Linkage, 1983 GMC C1500 Suburban OE Shifters, and 1983 GMC C1500 Suburban Performance Shifters.