727, A518, A618, 47RE, 47RH & 48RE Billet Steel Front Drum & Extra Large Billet Aluminum Piston
Recommended for Race Only Dodge Diesel Applications - Not for Street Driven Applications!
This billet steel drum is made from AIAI/SAE 1040-1045 Medium-Carbon Machinery Steel - NO Cast Iron used in this one!
- Stronger, more reliable and safer than the O.E.M. cast iron drum and longer lasting than the aluminum drum - Ideal for street use.
- Will hold up to 6 friction plates versus 4 in the O.E.M. unit.
- 55% MORE piston apply surface area! This results in double the clamping force needed in third gear.
- Kit comes with a precision CNC machined billet aluminum piston.
- OPTIONAL- A TCS drum retainer & 15 springs. (#123900DSR)