Piston (rubber-coated, aluminum, return spring) 4-5-6 (4-6-R) Clutch FORD 6F50, 6F55, 8F57/ GM 6T70, 6T75 — 7T4P-7J029-AE, 24231514 (12 holes around the circumference of the aluminum piston)

Rubberized piston:

• Overall height - 21.50 mm;
• Outer diameter - 109.10 mm;
• Inner diameter - 66.10 mm;
• Part number - 7T4P-7J029-AE, 24231514;

Aluminum piston:

• Overall height - 28 mm;
• Outer diameter - 116.40 mm;
• Inner diameter - 68.60 mm;
• Number of oil supply holes - 12 pcs.;

Return spring block:

• Overall height - 19.55 mm;
• Outer diameter - 104.15 mm;
• Inner diameter - 87.60 mm;
• Number of springs - 22 pcs.;