Aluminum Factory Team cross pins for the B6.1 and B6.1D gear differential are precision-made components that secure the differential assembly and help maintain proper gear engagement during racing. Designed for Factory Team gear diffs, these cross pins support reliable alignment under demanding driving conditions.

Machined from aluminum for durability, these pins offer a precise, secure fit that helps minimize play and keep the differential operating smoothly under high torque. They are designed for use with Factory Team differential systems in the B6.1 family and are compatible with related RC10 models, delivering long-lasting performance across track conditions.