MOD AE T6.4 / SC6.4 Lightweight Gear Diff Puck System #23540

Advantages: 30% reduction in rotational mass Faster acceleration compared to OEM More bottom end punch More corner speed Less motor fatigue Faster stopping power  Replaceable drive pin puck components for keeping a drivetrain always fresh Approved for all high traction surfaces Carpet/Turf/Street Compatibility:  Compatible With T6.4 / SC6.4 Standard #71140 / Hard #71141 suspension arms  To be used with standard Narrow Pivots #91772 C Block / #91688 Use in place of 92.5mm bone / outdrive setup Best Used On: Drivers will use this package on carpet / turf surfaces, drivers enjoy this setup on the standard narrow pivot setup (Puck system compatible with this configuration). The wide pivot setup with the 92.5mm bones would be preferred on Dirt surfaces with a ball diff. Features: 7075 T6 hard anodized aluminum for light weight but reduced rotational mass and great wear Skinny Steel Bones for lighter weight and ultimate durability  Accolades: 702 Raceway Carpet NCTS 2022 TQ - 1st - Jovy Levin - 2nd - Kyle Holmberg