Ford C4 Transmission Performance 4 Pinion Planetary Gear Set Engage into the low-reverse drum

Engage into the low-reverse drum quickly with the Speedmaster roller clutchâÃôs inner race

The 6-pinion front planetary carrier is made from K1045 billet steel

Speedmaster flexplates will withstand the extreme power and rpm of today's engines

and durable

Ford C4 Transmission Performance 4 Pinion Planetary Gear Set Engage into the low-reverse drumThe Speedmaster C4 performance planetary gear sets eliminate your weakest link! Speedmaster has redesigned the power gear sets to incorporate four pinion gears unlike a stock 3 pinion style to increase their load handling characteristics. These performance planetary gear sets are precision CNC machined for precise gear alignment and consistent performance.