OER Parts offers a wide selection of Manual Transmissions & Parts for your 1960 GMC 2500 Series. OER Parts offers 1960 GMC 2500 Series Bearings, 1960 GMC 2500 Series Boots, 1960 GMC 2500 Series Complete Transmissions, 1960 GMC 2500 Series Flywheel, 1960 GMC 2500 Series Gaskets, Seals & Filters, 1960 GMC 2500 Series Gears, 1960 GMC 2500 Series Hardware, 1960 GMC 2500 Series Shift Knobs, 1960 GMC 2500 Series Shift Linkage, 1960 GMC 2500 Series OE Shifters, and 1960 GMC 2500 Series Performance Shifters.