Speed Pro Speed Pro Piston Forged 4.124" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Plus 38.3 cc RG200012XL Precision machined from 6AL4V titanium

Precision machined from 6AL4V titanium

7 x 10 in Base

The Powertrax No-Slip locker easily installs in to your differential carrier using basic tools and without affecting your ring and pinion settings

5% Para Aramid

Speed Pro Speed Pro Piston Forged 4.124" Bore 5/64 x 5/64 x 3/16" Ring Grooves - Plus 38.3 cc RG200012XL Precision machined from 6AL4V titaniumFully updated skirt profiles Exclusive DUROSHIELD skirt coating. DUROSHIELD provides scuff resistance, reduced bore clearances and enhanced ring sealing. SPEED PRO POWERFORGED pistons are built to stringent specifications with a precision CNC machined dome and skirts and microfinished ring grooves. The manufacturing process ensures that piston weights within a boxed set will not vary more than 4 grams and that skirt sizes are matched to within 0.