clutch friction disc Archives - Transmission Digest
8L90E Coated Torque Converter Friction Ring

Alto Products recently introduced its GM 8L90E Coated Torque Converter Friction Ring (10 notch design). The ring features its G3­ Hi-Performance material (p/n T2464G3). For more information, visit

Active Radius

Many newer-design clutch friction discs are designed with a thinner band of friction material than the original disc that came in the vehicle. The thinner band of material on the newer design may seem like a bad thing to some technicians as they compare the new parts with the ones that came out of the vehicle. Conventional thinking would be that more is better; more friction material will mean a stronger clutch.