OER Parts offers a wide selection of Manual Transmissions & Parts for your 1999 GMC C2500 Suburban. OER Parts offers 1999 GMC C2500 Suburban Bearings, 1999 GMC C2500 Suburban Boots, 1999 GMC C2500 Suburban Complete Transmissions, 1999 GMC C2500 Suburban Flywheel, 1999 GMC C2500 Suburban Gaskets, Seals & Filters, 1999 GMC C2500 Suburban Gears, 1999 GMC C2500 Suburban Hardware, 1999 GMC C2500 Suburban Shift Knobs, 1999 GMC C2500 Suburban Shift Linkage, 1999 GMC C2500 Suburban OE Shifters, and 1999 GMC C2500 Suburban Performance Shifters.