This Albins straight cut dog engagement gear kit replaces 1st through 4th gear with a standard synchromesh 5th gear, delivering fast and reliable shifting for your Mazda RX-7 FC. The set includes the selector shaft, selector forks, input shaft, and layshaft, all manufactured from premium billet steel with heat treatment and shot-peening for exceptional durability.

Designed for the 1986-1991 Mazda RX-7, this gearset provides gear ratios of 3.00 (1st), 1.86 (2nd), 1.29 (3rd), and 1.00 (4th), offering a significant upgrade over standard OEM components for improved performance and reduced wear.