New 13 inch clutch kit with pressure plate, woven disc, pilot & release bearing for Ford tractor models: 2610, 2810, 2910, 3610, 3910, (1985 & up); 3630, 3930, 4130, 4330, 4630, 4830, 5030, 4830, 4340, (1990 & up). Pressure plate has 1-7/8 inch-29 spline hub. Disc has 1 inch-10 spline hub. For tractors with synchronized transmission