Vesrah clutch discs are manufactured from top grade materials that meet or exceed OEM standards Each disc set includes friction plates only NOTE: Most disc set package quantities match OEM requirements. To simplify our line, however, we have eliminated some less popular package quantities and substituted sets with a greater number of discs. Please notice package quantity when checking prices. HEAVY-DUTY CLUTCH SPRING SETS Vesrah spring sets are made of heavy-duty steel and outperform originals Spring sets contain springs only .