Front Axle Upgrade Kit – Powerlite PL4R – Cross-Drilled (SRP) & Slotted (GT)

High-performance brake upgrade for the Porsche 911 (model years 1969–1973). This kit utilizes the original Porsche hubs and provides superior deceleration through radially mounted 4-piston forged aluminum calipers. Mounting is directly to the struts (76.2 mm bolt spacing). Includes 282mm rotors, stainless steel flex lines, and BP-10 Performance pads. Minimum wheel diameter required: 15 inches.

Comparison Numbers:

477405083D, 477405083A, 91135104120, 90135104116, 91135190700, 91135190800, 90135197510, 90135197610, 91135193500, 91135193600