ACT 4-Puck Sprung Hub Race Clutch Disc for 1990-1993 Mazda Miata NA/NB
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Replacement ACT 4-pad sprung hub race clutch disc for ACT kit: ZM1-HDG4
ACT Xtreme Race Discs are available in 4 or 6-puck hub designs that are highly durable and resistant to heat. ACT 4-puck Xtreme Discs engage harsher, shift faster, and are well suited for the smaller disc sizes from smaller engines.
4-Puck Sprung Hub Race Disc (G4):